Repeated USMLE Questions Step 2 CK- 480

Q- A 19-year-old man presents with syncope, dyspnea and chest pain with exercise. A crescendo-decrescendo murmur without carotid radiation is heard over the left sternal border. What is the most likely diagnosis?

A- Aortic stenosis

B- Hypertrophic cardiomyopathy

C- Mitral stenosis

D- Myocardial infarction

B- Hypertrophic cardiomyopathy- an aortic systolic murmur without carotid radiation is diagnostic of left ventricular hypertrophy which is most likely caused by cardiomyopathy at this age.

Q- A 40-year-old man presents with shortness of breath after a motor vehicle accident. Examination reveals decreased breath sounds in the right side, hypotension and subcutaneous emphysema. What is the most likely diagnosis?

A- Injury to the esophagus

B- Injury to the lung tissue

C- Injury to the myocardium

D- Injury to the right bronchus

D- Injury to the right bronchus- this is the most common injury in motor car accidents associated with shortness of breath.

Q- A 60-year-old woman presents with severe tearing abdominal pain, nausea and dizziness. The patient is pale and lethargic with blood pressure of 80/50 and diffuse abdominal tenderness. There is no past history of similar episodes. What is the next step?

A-Amylase and lipase levels

B- Exploratory laparotomy

C- Laparoscopy

D- Ultrasound

B- Exploratory laparotomy- This is emergency and could be ruptured aortic aneurysm with no time should be wasted for other procedures.

4 thoughts on “Repeated USMLE Questions Step 2 CK- 480”

  1. Thanks so much Dear. Dr.

  2. Very supportive

  3. Thank you so much Dr Mustafa. I wish the best in your medical journey.

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