A Case of Wernicke’s Encephalopathy- Repeated USMLE Question

Q- Foci of hemorrhage and necrosis in which of the following parts of the brain is characteristic of Wernicke’s encephalopathy? A- Anterior pituitary B- Basal ganglia C- Mamillary bodies D- Posterior pituitary Q- Gonadotropin-releasing hormone is produced by which of the following nuclei of hypothalamus? A-Anterior nucleus B- Arcuate nucleus C- Dorsomedial nucleus D- Ventromedial … Read more

A Case of Sexual Ambiguity- Repeated USMLE Question

Q- A 12-year-old female is evaluated for enlarged phallus at puberty. Examination reveals no breast development, a blind vaginal pouch and no uterus. Laboratory tests show normal levels of testosterone and estrogen and very low levels of dihydrotestosterone (DHT). What is the most likely diagnosis? A- Female pseudohermaphrodite B- Male pseudohermaphrodite C- True hermaphrodite D- … Read more

A Case of Persistent Vomiting

Q- A 2-week-old boy is brought for persistent vomiting of non-bilious material after feeding. The boy is lysergic and dehydrated. Examination reveals presence of an olive-sized mass in the epigastric area moving with peristalsis. What is the most likely diagnosis? A- Duodenal atresia B- Esophageal atresia C- Meckel’s diverticulum D- Pyloric stenosis Q- Which of … Read more

Repeated USMLE Questions- A Case of Atelectasis

Q- A 5-year-old boy is brought to the emergency room for cough and trouble breathing. His parents mention that he was playing with some coins a short time ago. The coin is most likely lodged in which of the following lobar bronchi? A- Left middle lobar bronchus B- Left superior lobar bronchus C- Right middle … Read more