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  • Question 1 - A 27-year-old pregnant woman visits to you at 17 weeks of gestation with...

    Incorrect

    • A 27-year-old pregnant woman visits to you at 17 weeks of gestation with complaint of eruption or rash, followed by a 2-day history of malaise, low grade fever and rhinorrhea. You suspect measles and order serology tests for her.

      Serology report shows that lgM against measles is positive with a negative lgG.

      Among the following which is the most appropriate next step in management of this case?

      Your Answer: Repeat the serology in 2 weeks

      Correct Answer: Contact tracing

      Explanation:

      The given case scenario describes a typical case of measles in a pregnant woman, which is confirmed by serologic studies. Positive lgM in serology is suggestive of acute infection, while a negative lgG confirms that the infection is in early phase without any seroconversion.
      Conservative management of the symptoms and its potential complications is the only management plan therapeutically available after contracting measles. ‘Notification’ and contact tracing are the other very important issues to be considered.
      Measles is a notifiable disease and healthcare professionals are mandated on reporting all the identified cases of measles to the authorized public health units. The main objective of this notification is to conduct a contact tracing.

      MMR vaccine is not useful once measles is contracted, as the vaccine is used for prevention of measles and as prophylaxis in post-exposure cases. For those with contact to a case of measles, MMR vaccine within 72 hours of contact may have a protective effect, but all measles-containing vaccines like MMR and MM RV are contraindicated throughout pregnancy even as prophylaxis.

      As the circulating maternal antibodies will cross placenta and enters into the fetal circulation, a positive test does not confirm infection in the fetus. So serologic testing of the fetus is not useful.

      NHIG is not useful in treating an established case of measles, as it is used as a post-measles exposure prophylactic for patients such as pregnant women, premature babies, etc who are contraindicated to MMR vaccine.

      As both symptoms and lgM levels indicate measles infection, repeating measles-specific serologic test is not useful in this case. In general no test is indicated, unless its result has an impact on the further management of the case or any prognostic value.

    • This question is part of the following fields:

      • Obstetrics
      43.6
      Seconds
  • Question 2 - Among the following situations which one is NOT considered a risk factor for...

    Incorrect

    • Among the following situations which one is NOT considered a risk factor for isolated spontaneous abortions?

      Your Answer: Age more than 35 years

      Correct Answer: Retroverted uterus

      Explanation:

      Most common risk factors for spontaneous abortion are considered to be:
      – Age above 35 years.
      – Smoking.
      – High intake of caffeine.
      – Uterine abnormalities like leiomyoma, adhesions.
      – Viral infections.
      – Thrombophilia.
      – Chromosomal abnormalities.
      Conditions like subclinical thyroid disorder, subclinical diabetes mellitus and retroverted uterus are not found to cause spontaneous abortions.
      The term retroverted uterus is used to denote a uterus that is tilted backwards instead of forwards.

    • This question is part of the following fields:

      • Obstetrics
      23.6
      Seconds
  • Question 3 - Immediate therapy for infants with suspected meconium should routinely include: ...

    Correct

    • Immediate therapy for infants with suspected meconium should routinely include:

      Your Answer: Clearing of the airway

      Explanation:

      Immediate treatment for infants with suspected meconium aspiration syndrome is to clear/suction the airway. Intubation and tracheal toileting have remained a matter of debate till the most recent times. All neonates at risk of MAS who show respiratory distress should be admitted to a neonatal intensive care unit and monitored closely. The treatment is mainly supportive and aims to correct hypoxemia and acidosis with the maintenance of optimal temperature and blood pressure.

    • This question is part of the following fields:

      • Obstetrics
      11.7
      Seconds
  • Question 4 - A 40 year old women has a transvaginal ultrasound reported as showing a...

    Incorrect

    • 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: Serous cystadenoma

      Correct 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.

    • This question is part of the following fields:

      • Data Interpretation
      43.1
      Seconds
  • Question 5 - A 27-year-old woman comes to you during her first trimester seeking antenatal advice...

    Correct

    • 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.

    • This question is part of the following fields:

      • Obstetrics
      44.7
      Seconds
  • Question 6 - A 27-year-old woman G1P0 at 14 weeks of gestation came to you with...

    Correct

    • A 27-year-old woman G1P0 at 14 weeks of gestation came to you with presentation of chicken pox rashes which started 2 days ago. Varicella IgM came back positive with negative IgG.

      What is the most appropriate management in this patient?

      Your Answer: Do nothing and arranged a detailed fetal ultrasound 5 weeks later

      Explanation:

      Varicella or chickenpox, is a highly contagious disease caused by primary infection with varicella-zoster virus (VZV) which can result in maternal mortality or serious morbidity. The virus which remains dormant in the sensory nerve root ganglia following a primary infection can get reactivated to cause a vesicular erythematous skin rash along the dermatomal distribution known as herpes zoster, ‘zoster’ or ‘shingles’. Though rare the risk of acquiring infection from an immunocompetent individual with herpes zoster in non-exposed sites like thoracolumbar regions can also occur. As the viral shedding will be greater, a disseminated zoster or exposed zoster (e.g. ophthalmic) in an individual or localised zoster in an immunosuppressed patient should be considered very infectious.

      In industrialised countries, over 85 % of women in childbearing age are immune to varicella zoster virus (VZV), however, women from tropical and subtropical areas are more susceptible to chickenpox in pregnancy as they are more likely to be seronegative for VZV IgG. Up to 10% cases of VZV in pregnancy are complicated with Varicella pneumonia, whereas perinatal varicella/ chickenpox carries a 20 to 30 % risk of transmitting infection to the neonate. Studies on maternal varicella infection from 12-28 weeks gestation suggests a 1.4% risk of fetal varicella syndrome (FVS) whose subsequent abnormalities include:
      – Skin scarring (78%)
      – Eye abnormalities (60%)
      – Limb abnormalities (68%)
      – Prematurity and low birthweight (50%)
      – Cortical atrophy, intellectual disability (46%)
      – Poor sphincter control (32%)
      – Early death (29%)

      In the case mentioned above, patient had developed chickenpox rashes in her 2nd trimester and presented to you at day 2 of illness. Her varicella IgM came back positive along with a negative IgG indicating that she is not being immunized and that she is currently having active varicella infection. The best management in this case will be to reassured and allowed patient to be monitored at home. As there is no underlying lung disease, she is not immunocompromised and she is a non-smoker, so antiviral therapy is not required.

      Generally, for pregnant women with chickenpox if they present within 24 hours of onset of rash and are in 20+0 weeks of gestation or beyond oral aciclovir should be prescribed. However, the use of acyclovir before 20+0 weeks should be considered carefully as Aciclovir is rated category B3 (Pregnancy and Breastfeeding, eTG, January 2003, ISSN 1447-1868) and should only be prescribed if its potential benefits outweigh the potential risks caused to the fetus, with informed consent in pregnant women who present within 24 hours of onset of varicella rash. If the patient is immunocompromised or if there are respiratory symptoms, a haemorrhagic rash or persistent fever for more than six days it is advisable to use intravenous acyclovir. On the other hand, to prevent secondary bacterial infection of the lesions, symptomatic treatment and hygiene should also be advised and unless there is significant superimposed bacterial infection antibiotics are not required.

      If the pregnant woman has had a significant exposure to chickenpox or shingles, and is not immune to VZV , she should be offered VZIG as soon as possible or at the very latest within 10 days of the exposure. However, since Varicella zoster immunoglobulins (VZIG) has no therapeutic benefit in already developed cases of chickenpox, it should not be given to the context patient who have already developed active rashes of chickenpox with serology showing positive IgM positive and negative IgG indicating primary infection.

      At least five weeks after primary infection a detailed fetal ultrasound must be done checking for any anomalies and ultrasounds should be repeated until delivery; and consider a fetal MRI if any abnormalities are found. In cases were if ultrasound is found to be normal, VZV fetal serology and amniocentesis are not useful and is not routinely advised.

    • This question is part of the following fields:

      • Obstetrics
      54.7
      Seconds
  • Question 7 - The inguinal canal is reinforced posteriorly by which structure? ...

    Correct

    • The inguinal canal is reinforced posteriorly by which structure?

      Your Answer: Conjoint tendon

      Explanation:

      The Inguinal Canal
      – Anterior wall: formed by the external oblique aponeurosis throughout the length of the canal; its lateral part is reinforced by muscle fibres of the internal oblique.
      – Posterior wall: formed by the transversalis fascia; its medial part is reinforced by pubic attachments of the internal oblique and transversus abdominis aponeuroses that frequently merge to variable extents into a common tendon—the inguinal falx (conjoint tendon)—and the reflected inguinal ligament.
      – Roof: formed laterally by the transversalis fascia, centrally by musculo-aponeurotic arches of the internal oblique and transversus abdominis, and medially by the medial crus of the external oblique aponeurosis.
      – Floor: formed laterally by the iliopubic tract, centrally by gutter formed by the infolded inguinal ligament, and medially by the lacunar ligament.

    • This question is part of the following fields:

      • Anatomy
      13.4
      Seconds
  • Question 8 - Which of the following drugs is most associated with coronary artery spasm? ...

    Incorrect

    • Which of the following drugs is most associated with coronary artery spasm?

      Your Answer: Atosiban

      Correct Answer: Ergometrine

      Explanation:

      Ergot alkaloids e.g. Ergometrine, produce marked and prolonged alpha receptor mediated vasoconstriction. Its overdose can cause ischemia and gangrene of the limbs and bowel. It also causes coronary artery spasm and has been used by cardiologist as a provocation test.

    • This question is part of the following fields:

      • Clinical Management
      29.5
      Seconds
  • Question 9 - Which one of the following statements is true regarding androgen insensitivity syndrome? ...

    Correct

    • Which one of the following statements is true regarding androgen insensitivity syndrome?

      Your Answer: They have no uterus

      Explanation:

      Androgen insensitivity syndrome means that patients are phenotypically males but they are resistant or insensitive to male androgen hormones. They do not have a uterus. Due to insensitivity to androgens these patients often have female traits but their genetic makeup is of male, 46XY.

    • This question is part of the following fields:

      • Embryology
      30.6
      Seconds
  • Question 10 - When consenting someone for laparoscopy you discuss the risk of vascular injury. The...

    Incorrect

    • When consenting someone for laparoscopy you discuss the risk of vascular injury. The incidence of vascular injury during laparoscopy according to the BSGE guidelines is?

      Your Answer: 0.4/1000

      Correct Answer: 0.2/1000

      Explanation:

      Major vessel injury is the most important potential complication when undertaking laparoscopy. It’s incidence is 0.2/1000. Bowel Injury is more common at 0.4/1000

    • This question is part of the following fields:

      • Clinical Management
      21.5
      Seconds

SESSION STATS - PERFORMANCE PER SPECIALTY

Obstetrics (3/5) 60%
Data Interpretation (0/1) 0%
Anatomy (1/1) 100%
Clinical Management (0/2) 0%
Embryology (1/1) 100%
Passmed