Medicine

A 35-year-old woman consults an ophthalmologist because of double vision and droopy eyelids. She also has complaints of generalized muscle weakness. IV injection of edrophonium dramatically, but only briefly, reverses her symptoms. This patient's probable disease has a pathophysiologic basis that is closest to that of which of the following conditions? A. Bullous pemphigoid B. [...]

A 72-year-old man comes to the physician because of a 3-day history of right-sided chest pain. He denies any shortness of breath, nausea or vomiting. Physical examination shows a unilateral, erythematous, maculopapular rash extending from the anterior chest wall around to the back in a dermatomal pattern. The remainder of the examination is normal. In conversation, [...]

A 40-year-old man is brought to the emergency room by his friends. Apparently, he has ingested some unknown medication in a suicide attempt. The patient is disoriented to time. His temperature is 39.3 C (103 F), blood pressure is 120/85 mm Hg, pulse is 100/min and irregular, and respirations are 22/min. The skin is flushed and dry. [...]

A 45-year-old patient on hemodialysis for one week has noted that his blood pressure is more difficult to control. He reports good compliance with his medications, which include erythropoietin, ferrous sulfate, vancomycin, and vitamin D. His blood pressure is 180/99 mm Hg. Which of the following is the most likely cause for the worsening control of [...]

A 70-year-old woman has been in long-standing poor health, with severe diabetes mellitus and rheumatoid arthritis. Her physician notes that she appears pale and orders a hematocrit, which shows a result of 35%. Examination of the blood smear reveals a microcytic anemia. The physician is considering a differential diagnosis of iron deficiency anemia versus anemia of [...]

A. Pulmonary stenosis B. Aortic stenosis C. Aortic insufficiency D. Mitral stenosis E. Mitral insufficiency The Correct Answer is D. Mitral stenosis [AMAZONPRODUCT=1607950375] Mitral stenosis Although not usually severe, the commonest forms of pulmonary hypertension are those that occur secondary to chronic lung disease and left ventricular failure. Thus, pulmonary hypertension and right ventricular hypertrophy (cor pulmonale) [...]

A 57-year-old man comes to his physician for his semi-annual visit. He has a medical history significant for long-standing chronic obstructive pulmonary disease (COPD). He has had a two to three pack per day smoking history for the past 40 years. He also has hypertension and diet-controlled type 2 diabetes mellitus. His medications include lisinopril [...]

A 71 year old man had transfemoral catheterization for coronary angiography which revealed the presence of severe atherosclerotic narrowing of all major coronary arteries. Within hours of the procedure, he developed severe left lower quadrant abdominal pain, which was later associated with rebound tenderness, livido reticularis (erythematous skin rash) of the abdominal skin, increasing hypertension, cold [...]

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