Obstetrics & Gynecology - Free Trial

1. A 43-year-old woman who works as a seamstress has a 3-month history of pain, weakness, and numbness of the right hand that is worse at night. Examination shows hypoesthesia and atrophy of the thenar eminence. These findings are most likely caused by compression of which of the following nerves?

A) Median B) Ulnar C) Radial D) Musculocutaneous

2. A 45 year old lady presents after a 6 week history of a painful neck. The pain is described as shooting in nature and severe. Now she describes a 3 day history of right arm weakness. Examination reveals weakness on right shoulder abduction and right elbow flexion. Reflexes in her right arm are all absent apart from triceps. There are no sensory findings. The most likely diagnosis is:

A) Cervical radiculopathy (C5-6) B) Brachial plexopathy C) Stroke D) Myasthenia gravis

3. A 65-year-old diabetic with a creatinine of 1.6 was started on an angiotensin converting enzyme inhibitor for hypertension and presents to the emergency room with weakness. Laboratory: K: 7.2 meq/L. Which is the most important cause of hyperkalemia?

A) Drug-induced defects in RAAS B) Renal failure alone C) Insulin deficiency D) Tissue breakdown

4. A 50-year-old male complains of low back pain and stiffness, which becomes worse on bending and is relieved by lying down. The next step in management is:

A) Activity as tolerated, optional 2-day bedrest B) Surgery C) Strong opioids D) Immediate MRI

5. Which one of the following statements regarding liver failure is TRUE?

A) Encephalopathy may be reversible B) Coagulopathy is uncommon C) Jaundice is absent D) Ascites is irreversible