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10) You are working in a local TB health center and you are about to interpret the result of a Mantoux tuberculin skin test on one of your patients who has had a history of fever and cough. Which of the following is NOT true about tuberculin skin testing (TST) for tuberculosis? A) Patients who...

9) A 10 year-old male is brought to the urgent care clinic by his grandmother. She tells you that her cat bit the boy on the hand approximately 8 hours ago while he was teasing the animal. He just told his grandmother a few minutes ago because his hand started to hurt. The cat is up to date on...

8) A 34-year-old California man in otherwise good health presents with coughing spasms followed by post-tussive emesis for three weeks. A nasopharyngeal swab was collected and the culture came back positive for a gram negative aerobic extracellular coccobacillis. According to the Centers for...

7) A 65- year- old retired truck driver who smokes a pack of cigarettes daily is diagnosed with essential hypertension. He has no previous history of cardiovascular disease or sexual dysfunction. In the primary care physician’s office, his blood pressure is 170/95 mmHg. He is prescribed a single...

6) A 57-year-old man is brought to the emergency room with a 2 hour history of central crushing chest pain radiating to the left arm. Clinical examination revealed a sweaty distressed gentleman with a pulse rate of 130, blood pressure of 140/95, but no other signs of cardiac or respiratory...

5) A 15-year-old high school student and several of her friends ate lunch at a local Chinese restaurant. They all were served the daily luncheon special, which consisted of sweet and sour pork with vegetables and fried rice. All the girls developed nausea, vomiting, abdominal pain, and diarrhea...

4) Match the most likely micro-organism with the clinical scenario: A 35-year-old woman, recently returned from a hiking trip in Arizona, presents with low-grade fever, cough with minimum clear sputum production, and rash. She is otherwise healthy with no significant past medical history. She...

3) A 60-year-old man complains of left eye pain and photophobia. On examination there is an erythematous rash of the periorbital skin and forehead on the left side. You also note erythema and a small vesicle on the tip of the patient’s nose. His ipsilateral conjunctiva is injected and after...

2) A 23-year-old man with rheumatic mitral regurgitation presents to your clinic with frequent palpitations and exercise intolerance. He is currently in no distress and other wise appears healthy. He is a current smoker and has a 10 pack-year smoking history. He has no history of diabetes and...

1) A 36 year old woman presents to her primary care doctor for medical clearance. She is planning on a elective hernial repair. She was recently diagnosed with sarcoidosis several months ago and placed on prednisone. Upon inspection, her physician notices a well nourished woman with...

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Hello USMLE Forums Users! MedicalExams.com is giving away 60 Free Challenging USMLE Step 1, 2 and 3 questions with full explanations to everyone who signs up to our site, no obligation! We are also offering a coupon exclusive to this forum. The coupon code is: fallspecial15 - It's good for...