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Question 1
Correct
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According to NICE guidance what should be used for wound cleansing for the first 48 hours postoperatively?
Your Answer: Sterile saline
Explanation:NICE guidelines (CG74) advise the following regarding postoperative wound management Use sterile saline for wound cleansing up to 48 hours after surgery. Advise patients that they may shower safely 48 hours after surgery. Use tap water for wound cleansing after 48 hours if the surgical wound has separated or has been surgically opened to drain pus. Do not use topical antimicrobial agents for surgical wounds that are healing by primary intention to reduce the risk of surgical site infection
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This question is part of the following fields:
- Microbiology
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Question 2
Correct
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Question 3
Correct
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A patient who is 12 weeks pregnant is being seen in the antenatal clinic. Urinalysis shows protein ++. A 24 hour urine collection is organised. Greater than what level would indicate significant proteinuria?
Your Answer: 300 mg over 24 hours
Explanation:pre-eclampsia is defined as hypertension of at least 140/90 mmHg recorded on at least two separate occasions and at least 4 hours apart and in the presence of at least 300 mg protein in a 24 hour collection of urine, arising de novo after the 20th week of pregnancy in a previously normotensive woman and resolving completely by the sixth postpartum week.
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This question is part of the following fields:
- Data Interpretation
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Question 4
Correct
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A 22-year-old woman who is 28 weeks pregnant presented to the emergency department due to premature uterine contractions. Upon interview, it was noted the she has history of untreated mitral valve stenosis. Tocolysis was then planned after a necessary evaluation was performed and revealed that there is absence of contraindications.
Which of the following would be considered the drug of choice for tocolysis?Your Answer: Oxytocin antagonists
Explanation:Tocolysis is an obstetrical procedure to prolong gestation in patients, some of which are experiencing preterm labour. This is achieved through various medications that work to inhibit contractions of uterine smooth muscle.
There is no definitive first-line tocolytic agent by the American College of Obstetrics and Gynecology (ACOG) but nifedipine is most commonly used. However, in severe aortic stenosis, nifedipine can cause ventricular collapse and dysfunction.
The therapeutic target in the treatment of preterm labour is currently the pharmacological inhibition of uterine contractions with the use of various tocolytic agents. Tocolytic agents are used to maintain pregnancy for 24–48 hours to allow corticosteroids administration to act and to permit the transfer of the mother to a centre with a neonatal intensive care unit.
Oxytocin inhibitors work by competitively acting at the oxytocin receptor site. Oxytocin acts to increase the intracellular levels of inositol triphosphate. The medications currently in this class are atosiban and retosiban. Maternal nor fetal side effects have not been described for this tocolytic.
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This question is part of the following fields:
- Obstetrics
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Question 5
Correct
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A 27-year-old woman, at 27 weeks of gestation, who lives 40 kilometres from the nearest tertiary obstetric hospital, is referred due to premature rupture of membranes (PROM) which occurred 2 days ago. This is her first pregnancy, which had been progressing normally until the rupture of membranes. Over the last 48 hours, she did not have any contractions. Transfer was made to the tertiary referral obstetric hospital where she was started on glucocorticoid therapy. Cervical swabs were taken and she underwent ultrasound and cardiotocography assessments. She was also started on prophylactic antibiotics. Cervical swabs only showed growth of normal vaginal flora whereas the abdominal ultrasound found almost no liquor. CTG was normal and reactive.
Which is the most appropriate next step in her management?
Your Answer: The white cell count (WCC) and C-reactive protein (CRP) levels should be assessed every 2-3 days.
Explanation:If a patient presents with PROM at 27 weeks of gestation, her management plan would have to include:
1) Cervical swabs to rule out infection
2) Commencement of prophylactic antibiotics such as erythromycin until results from the swabs are available
-If only normal vaginal flora are seen, prophylactic antibiotics can be stopped.
3) Administration of glucocorticoid- usually for 48 hours to promote maturity of the fetal lung and lower the chance of intracranial bleeding if the foetus has to be delivered prematurely
4) Transfer to a healthcare centre that has neonatal intensive care facilities to ensure if intensive care is needed post-delivery, the healthcare staff are prepared
5) Blood profile (particularly white cell count) and inflammatory markers (CRP) to look for any signs of chorioamnionitis
6) CTG assessment every 2-3 days. Abnormalities found on the CTG tracing are often the first evidence of problems such as a subclinical chorioamnionitis
7) Tocolysis with tocolytics such as IV salbutamol or nifedipine if contractions start before the course of glucocorticoid therapy is finished. Post-glucocorticoid therapy, tocolysis would not be often employed since there is a risk of masking contractions that occur due to an infection. In those cases, it is better to deliver the baby rather than to prolong the pregnancy. If there is no infection, the management plan should aim to prolong the pregnancy and delay delivery of a very premature baby. -
This question is part of the following fields:
- Obstetrics
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Question 6
Incorrect
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What is the definition of hypertension in pregnancy?
Your Answer: A blood pressure above 140/90 mmHg
Correct Answer:
Explanation:The NICE guidelines on Hypertension in pregnancy define blood pressure in pregnancy as follows:
Mild hypertension: DBP=90-99 mmHg, SBP=140-149 mmHg. Moderate hypertension: DBP=100-109 mmHg, SBP=150-159 mmHg.
Severe hypertension: DBP=110 mmHg or greater, SBP=160 mmHg or greater. -
This question is part of the following fields:
- Obstetrics
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Question 7
Correct
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A 40 year old women has a transvaginal ultrasound reported as showing a 6cm x 5cm cystic mass of the right ovary with multiple septa noted and varying degrees of echogenicity within locules. What is the likely diagnosis?
Your Answer: Mucinous cystadenoma
Explanation:The characteristics of the mucinous cystic adenoma of the ovaries is the presence of a large tumour which is multicystic and the penetration of the peritoneum into the cavities forming septas. The serous tumours can only be differentiated on the bases of the contents.
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This question is part of the following fields:
- Data Interpretation
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Question 8
Correct
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A 47 year old women has a transvaginal ultrasound that shows a partially echogenic mass with posterior sound attenuation owing to sebaceous material and hair within the cyst cavity. What is the likely diagnosis?
Your Answer: Mature teratoma
Explanation:These are the most common ovarian tumours in young women. The most common form is the mature dermoid cyst (cystic teratoma). It can consist of a combination of all the type of tissues (mesenchymal, stromal and epithelial). Any mature tissue type can be present such as muscle, cartilage, bone, teeth and often hair. Treatment is cystectomy.
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This question is part of the following fields:
- Data Interpretation
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Question 9
Incorrect
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All of the following statements regarding human chorionic gonadotrophin are true except::
Your Answer: Is reversible for the maintenance of corpus luteum
Correct Answer: It's level doubles every 48 hours in ectopic pregnancy
Explanation:In normal pregnancy the levels of hCG doubles after every 48-72 hours but in case of ectopic pregnancy the levels of hCG are lower than the normal. It is produced by the placenta and its main role is nourishment of the egg after implantation. Its levels reached a peak at 8-10 weeks of pregnancy and after that the levels decreases for the remainder of pregnancy. In hydatiform mole and trophoblastic diseases its the main hormone for diagnosis of the disease because the levels are highly elevated.
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This question is part of the following fields:
- Physiology
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Question 10
Incorrect
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Which of the following is the most accurate estimate of mature breast milk composition?
Your Answer: Fat 18% Protein 5% Sugar 5%
Correct Answer: Fat 4%, Protein 1%, Sugar 7%
Explanation:Breast milk contains around 4% fat, 7% sugar and 1% proteins. The rest is water and minerals.
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This question is part of the following fields:
- Clinical Management
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Question 11
Correct
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If a sample of cervical mucus is taken on the 12th day of the menstrual cycle and examined under the microscope, what kind of findings would be observed?
Your Answer: A fern pattern characteristic of oestrogen
Explanation:Fern test looks for a specific fern like pattern of cervical mucus when observed under light microscope after the sample is dried. It occurs due to the presence of sodium chloride under oestrogen influence whereas progesterone opposes it.
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This question is part of the following fields:
- Physiology
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Question 12
Correct
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A 27-year-old woman comes to you during her first trimester seeking antenatal advice as she have a history of pre-eclampsia and obesity.
On examination her blood pressure is 130/80 mmHg and BMI is 38.
Administration of which among the following can reduce her risk of pre-eclampsia during this pregnancy?Your Answer: Calcium 1000mg daily
Explanation:This patient with a previous history of pre-eclampsia and obesity is at high risk for developing pre-eclampsia.
A daily intake of 1000mg of calcium is observed to be helpful in reducing the incidence of any hypertensive disorders and preterm labour.
Vitamin A should always be avoided during pregnancy as it is fetotoxic.
All other options are incorrect.
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This question is part of the following fields:
- Obstetrics
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Question 13
Correct
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Which ONE among the following factors does not increase the risk for developing postpartum endometritis?
Your Answer: Advanced maternal age
Explanation:The most common clinical findings in a postpartum women with endometritis are postpartum fever, with tachycardia relative to the rise in temperature, midline lower abdominal pain and uterine tenderness from the 2nd to 10th day of postpartum.
Most common risk factors for the development of postpartum endometritis are:
– Cesarean deliveries are considered as the most important risk factor for postpartum endometritis, especially those performed after the onset of labour.
– Young maternal age.
– Multiple digital cervical examinations.
– Prolonged rupture of membranes.
– Retention of placental products.
– Prolonged labour.
– Chorioamnionitis.
Advanced maternal age is not considered as a risk factor for development of postpartum endometritis. -
This question is part of the following fields:
- Obstetrics
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Question 14
Incorrect
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A 26-year-old woman presents with vulvar soreness and oedema. For the past three days, she has been suffering from dyspareunia and difficulty walking. She claims she has never had any sexually transmitted illnesses before. Her companion has no symptoms. She is afebrile and in good health.
On pelvic examination, a red, heated swelling measuring 4cm in diameter is discovered in the posterior end of the right labia majora. A speculum examination reveals normal-looking mucosa with no obvious discharge. There is no lymphadenopathy in the region.
Which of the following is the best initial treatment option?Your Answer: Antibiotics
Correct Answer: Word catheter
Explanation:The patient is suffering from Bartholin cyst abscess.
Insertion of an inflatable balloon is a non-surgical procedure that can be performed as an outpatient using a local anaesthetic (LA) injection to numb the area. It involves making a passage from the cyst or abscess through which the pus can drain over 4 weeks. After the LA injection, a small skin cut is made into the cyst or abscess, which allows drainage. A fluid/ pus swab sample may be taken to check for an infection at this stage. A cotton bud is used to break the pockets of abscess/ cyst fluid. A flexible tube (called a Word catheter) with a small, specially designed balloon at its tip is then inserted into the cyst or abscess to create a passage. The balloon is inflated with 3–4mls of sterile fluid to keep the catheter in place. Rarely, a stitch may be used to partly close the cut and hold the balloon in position. It is then left in place for up to 4 weeks; new skin to forms around the passage and the wound heals.Marsupialization can be done for drainage but is inferior or word catheter because of the technical challenges and complications. Hot compressions and analgesics alone do not suffice in the presence of an abscess. Antibiotics are given after drainage but are not effective alone when there is a large collection of pus.
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This question is part of the following fields:
- Gynaecology
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Question 15
Correct
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A 30-year-old woman presents to the clinic.
She complains of a 6 week history of amenorrhoea and on diagnostic testing, has a positive pregnancy test.
On past medical history, it is noted that she had a multiload (Cu375°) intrauterine device inserted six months ago.
On physical examination, The strings of the device are not visibly protruding through the external os, as would be expected.
She is happy to proceed with the pregnancy, and asks what should be done next.
What is the best next step in her management?Your Answer: Ultrasound of the pelvis.
Explanation:The best next step is to order an ultrasound of the pelvis to locate the IUCD in the uterine cavity.
Once the device is located, appropriate advice can be given about the pregnancy proceeding.
Uterine sounding and hysteroscopy are contraindicated in the presence of a viable pregnancy due to risks of infection and abortion.
Pelvic X-ray is indicated if the device cannot be located during the pelvic ultrasound. It can show if the device is in the peritoneal cavity or has been expelled from the uterus. It should only be done after the pregnancy.
In cases where the device is in the peritoneal cavity, a laparoscopy is indicated for device removal.
Pregnancy termination is not indicated simply because of the presence of an intrauterine device (IUCD) in the uterus, unless other factors dictate that this is appropriate.
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This question is part of the following fields:
- Gynaecology
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Question 16
Correct
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You are reviewing a patient who is complaining of pain and numbness to the right anterior aspect of her labia following abdominal hysterectomy. You suspect ilioinguinal nerve injury. What spinal segment is the ilioinguinal nerve derived from?
Your Answer: L1
Explanation:Ilioinguinal nerve injury is one of the most common nerve injuries associated with pelvic surgery.
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This question is part of the following fields:
- Anatomy
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Question 17
Correct
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The ureters receive autonomic supply from which spinal segments?
Your Answer: T11-L2
Explanation:The ureters receive innervation by a number of nerve plexuses. The nerves supplying the ureters originate from spinal segments T11 to L2. When you think about ureteric colic giving classic ‘loin to groin’ pain it is because the pain is referred to these dermatomes.
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This question is part of the following fields:
- Anatomy
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Question 18
Correct
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Which of the following is the primary stimulator of uterine involution following child birth?
Your Answer: Oxytocin
Explanation:Oxytocin stimulates the myoepithelial cells in the breast causing the milk production. It also helps augment contractions in labour and cause uterine involution after childbirth.
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This question is part of the following fields:
- Endocrinology
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Question 19
Correct
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A 20-year-old pregnant woman at 32 weeks gestation presents with a history of vaginal bleeding after intercourse. Pain is absent and upon examination, the following are found: abdomen soft and relaxed, uterus size is equal to dates and CTG reactive. What is the single most possible diagnosis?
Your Answer: Placenta previa
Explanation:Placenta previa typically presents with painless bright red vaginal bleeding usually in the second to third trimester. Although it’s a condition that sometimes resolves by itself, bleeding may result in serious complications for the mother and the baby and so it should be managed as soon as possible.
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This question is part of the following fields:
- Obstetrics
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Question 20
Incorrect
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A 27-year-old nulliparous woman presents with the complaint of malodorous vaginal discharge for the past one month. Patient has tried various over-the-counter vaginal douche products without any improvement. Her last menstrual period was 2 weeks ago, during which she noticed no change in her symptoms. In addition to the discharge, patient also experiences intermittent, crampy abdominal pain along with a feeling of gas passing through her vagina. Patient has had no history of surgeries in the past.
On examination her vital signs seems to be normal. Speculum examination shows a malodorous, tan vaginal discharge with an erythematous patch over the posterior vaginal wall. The cervix is nulliparous and has no visible lesions or areas of friability. A sinus with purulent drainage is found in the perianal skin.
Which among the following conditions will be the most likely underlying cause for this patient’s presentation?Your Answer: Blockage of the Bartholin gland duct
Correct Answer: Transmural inflammation of the bowel
Explanation:Common risk factors for Rectovaginal fistula are Pelvic radiation, Obstetric trauma, Pelvic surgery, Colon cancer, Diverticulitis and Crohn disease. Uncontrollable passage of gas &/or feces from the vagina is considered the common clinical feature of Rectovaginal fistula.
Diagnosis is done with the help of physical examination, fistulography, Magnetic resonance imaging and Endosonography.This patient, mentioned in the case, presents with malodorous vaginal discharge (ie, stool), gas passing through the vagina, and a posterior vaginal lesion most likely has a rectovaginal fistula, which is an aberrant connection between bowel and vagina. Although development of rectovaginal fistula is commonly associated with obstetric trauma or pelvic surgery, patients without these risk factors are recommended to be evaluated for other additional causes like gastrointestinal conditions.
This patient’s intermittent, crampy abdominal pain and perianal sinus in the setting of a rectovaginal fistula is most likely due to an underlying Crohn disease. Crohn disease, is a transmural inflammation of the gastrointestinal tract, which predisposes patients to bowel abscess, fissure, and fistula formation. Although the rectum is typically spared in Crohn disease, a non-healing, transmural ulcer present in the anal canal can progress to form a rectovaginal fistula.
In addition to standard Crohn disease management like anti-TNF inhibitors, glucocorticoids, etc patients with a rectovaginal fistula may require surgical correction.Bartholin gland cysts or abscesses can present with malodorous vaginal discharge; however, patients typically have a posterior vulvar mass located at the 4 or 8 o’clock position. In addition, Bartholin gland cysts will not present with crampy abdominal pain or passage of flatus or stool through the vagina.
Hidradenitis which is the chronic occlusion and inflammation of hair follicles, can cause groin abscesses with sinus tracts and associated purulent drainage. However, it is not associated with abdominal pain or malodorous vaginal discharge. In addition, this condition is typically multifocal and located in more than one intertriginous areas like axillary, inguinal or gluteal regions.
Cervical cancer or a retained foreign body in the vagina can cause malodorous vaginal discharge and abdominal pain. However, patients will typically have visible findings like cervical lesion, foreign body etc on speculum examination, and these neither are associated with the passage of flatus through the vagina.
Complications of Crohn disease include perianal disease like abscess, fissure and fistula like rectovaginal fistula, due to transmural inflammation of the gastrointestinal tract. Patients with a rectovaginal fistula typically presents with malodorous, tan vaginal discharge, passage of flatus through the vagina and a posterior vaginal lesion.
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This question is part of the following fields:
- Obstetrics
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Question 21
Correct
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A 29-year-old lady presents to your clinic at her 26 weeks of gestation. She is worried as she came in contact with a child having chicken pox 48 hours ago and she has no symptoms.
You checked her pre-pregnancy IgG level for chicken pox which was negative, as she missed getting vaccinated for chickenpox before pregnancy.
What is the best next step in managing this patient?Your Answer: Give varicella zoster immunoglobulins
Explanation:This woman who is 26 weeks pregnant, has come in contact with a child having chickenpox 48 hours ago. As her IgG antibodies were negative during prenatal testing, she has no immunity against Varicella which makes her susceptible to get chickenpox.
Prophylactic treatment is required if a susceptible pregnant woman is exposed to chickenpox, which includes administration of varicella zoster immune globulin (VZIG), within 72 hours of exposure to infection.
As the patient has already checked for and was found to be negative, checking IgG level again is not relevant. Also, it was already revealed that she is not vaccinated against varicella before pregnancy.
If the patient had any symptoms typical of chickenpox, measuring IgM would have been helpful, but patient is completely asymptomatic in this case so measuring IgM is not indicated.
Vaccine for chickenpox is contraindicated during pregnancy as it is a live vaccine.
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This question is part of the following fields:
- Obstetrics
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Question 22
Correct
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A patient undergoes medical abortion at 9 weeks gestation. What is the advice regarding Rhesus Anti-D Immunoglobulin?
Your Answer: All RhD-negative women who are not alloimmunized should receive Anti-D IgG
Explanation:All non-sensitised RhD negative women should receive Anti-D IgG within 72 hours following abortion
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This question is part of the following fields:
- Clinical Management
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Question 23
Incorrect
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A 21-year-old woman at 39 weeks of gestation in her second pregnancy is admitted in the hospital for severe abdominal pain. She notes that also has been having vaginal bleeding of about one litre and uterine contractions are present. Her previous pregnancy was a vaginal, without any complications. Her current blood pressure is 95/50 mmHg with a pulse rate of 120 beats/min.
On physical examination, the uterus is palpable at the level of the xiphisternum and is firm. It is acutely tender to palpation. Fetal heart sounds cannot be heard on auscultation or with Doppler assessment. The cervix is 4 cm dilated and fully effaced. Immediate resuscitative measures are taken.
Which of the following is the most appropriate next step in management for this patient?Your Answer: A Caesarean section.
Correct Answer: Amniotomy
Explanation:This patient is presenting with a severe placental abruption causing fetal death and shock in the mother. The most appropriate initial management for the patient is to treat her shock with blood transfusions and exclude or treat any coagulation disorder resulting from the abruption. Delivery also needs to be expedited to remove the dead foetus. An amniotomy is usually all that is required to induce spontaneous labour as the uterus is usually very irritable. Spontaneous labour is likely to occur in this case, where the cervix is already 4 cm dilated and fully effaced.
Caesarean section is rarely needed to be done when the foetus is already dead.
Vaginal prostaglandin and an oxytocin (Syntocin®) infusion are not needed and unlikely to be required.
Ultrasound examination to confirm the diagnosis and fetal death is also unnecessary given the clinical and Doppler findings.
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This question is part of the following fields:
- Obstetrics
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Question 24
Correct
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A 22-year-old Asian woman with a background history of primary pulmonary hypertension attends your clinic. She is planning for a pregnancy in the next few months and feels well generally.
What would be your advice?Your Answer: Pregnancy is contraindicated in her condition
Explanation:From the options given, option A is correct as primary pulmonary hypertension is considered a contraindication to pregnancy.
The patient should be educated about the possible risks and increased maternal mortality in such cases. This restriction is due to the fact that symptoms of Pulmonary hypertension gets worse during pregnancy which results in high maternal mortality.
Termination of pregnancy may be advisable in these circumstances mostly to preserve the life of the mother.
Sudden death secondary to hypotension is also a commonly dreaded complication among patients with pulmonary hypertension during pregnancy. -
This question is part of the following fields:
- Obstetrics
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Question 25
Incorrect
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Serum prolactin levels are greatest in which of the following conditions?
Your Answer: Parturition
Correct Answer: Suckling
Explanation:Serum prolactin levels are increased during suckling. Some other conditions in which serum prolactin is increased consist of: prolactin secreting brain tumours, anti psychotic drugs and hypothyroidism. It can also be increased in pregnancy, nipple stimulation and stress.
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This question is part of the following fields:
- Physiology
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Question 26
Correct
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A 27 year old women presents with a history of vaginal spotting and cramping abdominal pain. She has an 8 week history of amenorrhoea. On examination urine pregnancy test is positive and the cervix is closed. What is the likely diagnosis?
Your Answer: Threatened Miscarriage
Explanation:Miscarriage is a pregnancy that ends spontaneously before the foetus reaches the age of viability i.e. before 24 weeks of gestation. In a threatened miscarriage the USG findings are of a foetus present in the uterus and on speculum examination the cervical OS is closed, in an inevitable miscarriage the cervical OS is opened. In an incomplete miscarriage the uterus contains the retained products of conception and the cervical OS is open. complete miscarriage contains no retained products of conception and the cervix is closed as the bleeding as resolved.
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This question is part of the following fields:
- Clinical Management
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Question 27
Correct
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Question 28
Correct
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Regarding heart rate in pregnancy which of the following statements is true?
Your Answer: Heart rate increases by 15 beats per minute
Explanation:The following cardiovascular changes occur during pregnancy:
– Blood volume slowly increases by 40-50%
– Heart rate rises by 15 beats/min above baseline
– Stroke volume increases by 25-30%
– Cardiac output increases by approximately 30-50%
– Systemic vascular resistance (SVR) decreases by 20-30%
– Diastolic blood pressure consequently decreases between 12 and 26 weeks but increases again to pre-pregnancy levels by 36 weeks.
As most of the changes occur in the first 12 weeks of gestation cardiac problems are likely to present in early pregnancy -
This question is part of the following fields:
- Physiology
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Question 29
Correct
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A 25-year-old high school teacher arrives for a prescription for a combination oral contraceptive tablet. She is new to your clinic, having recently relocated for a new position at a junior college. She does not smoke or consume alcoholic beverages. Sumatriptan 20mg intranasal spray has helped her with recurring headaches with aura in the past.
What are your plans for the future?Your Answer: Offer progestogen-only contraceptive options
Explanation:The combination oral contraceptive pill is an unequivocal contraindication for this patient (migraine with aura). Progestogen-only contraception, such as etonogestrel implant, levonorgestrel intrauterine device, and depot medroxyprogesterone, should be offered to her.
There is no need for a neurologist’s assessment or a brain MRI because her migraines are managed with sumatriptan nasal spray. -
This question is part of the following fields:
- Gynaecology
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Question 30
Correct
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All of the following complications can be found in a pregnant patient with a bicornuate uterus, except?
Your Answer: Polyhydramnios
Explanation:Women with a bicornuate uterus are at increased risk of recurrent abortions, premature birth, fetal malpositioning, placenta previa and retained products of placenta leading to post partum haemorrhage.
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This question is part of the following fields:
- Embryology
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