Repeated USMLE Questions Step 1- 376

Q- An old woman is having difficulty in holding or keeping her head up. She also mentions that she experiences fatigue in her hands shortly after washing dishes. Physical examination reveals neck flexion weakness as well as proximal weakness in the arms. Which of the following is the initial diagnosis for her condition? A- Meningitis … Read more

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

Repeated USMLE Questions Step 1- Pharmacology- 290

Q- Which of the following antibiotics is the most appropriate one to treat a case of Legionella pneumonia? A- Clindamycin B- Ciprofloxacin C- Metronidazole D- Vancomycin Q- Which of the following medications should be given to a patient that exhibits severe adverse reactions after administration of IV midazolam? A- Flumazenil B- Glucagon C- Naloxone 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