A 37 year-old man visits his physician with complaints of sore throat, fever and muscle aches for 4 days. Throat swab is negative. His physician discussed with him the use of antibiotics in his case. The patient had read in an old magazine that one of the antibiotics is effective but the his physician explains … Read more
A 70-year-old man visits his physician for a routine physical examination. He has prostatic cancer and takes leuprolide for treatment. What is the mechanism of action of this drug? A- It is a competitive inhibitor of testosterone B- It is 5 alpha-reductase inhibitor C- It is synthetic analog of GnRH D- It is an alpha-adrenergic … Read more
A 3 year- old boy is brought to the emergency room by his mother for vomiting and bloody diarrhea for 4 days. She also noticed low urinary output in the past 2 days. He had no similar attacks in the past and his medical and family histories are unremarkable. On examination, his vital signs are … Read more
A 46 year old woman with systemic lupus erythematosus presents to the clinic for follow up. She takes prednisone daily for 3 months. Her condition is stable and she has no complaints since her last visit 3 months ago. She smokes a pack of cigarette daily for 15 years. She said that she is not … Read more
A 20-year-old female student presents with a 1-week history of nausea, vomiting, and anorexia. She returned 2 weeks ago from a trip to Guatemala. On physical examination, her temperature was 100.3°F, clear chest, and she had mild jaundice and a palpable, tender liver. Her CBC was normal, and her liver function tests are as follows: … Read more
A 24-year-old woman is diagnosed with vaginal trichomoniasis. She is prescribed metronidazole. She is breastfeeding her 3 month old boy. What is the appropriate advice for this patient concerning the use of metronidazole during breastfeeding? A-Stop breastfeeding and replace it with formula for 3 months B-Stop metronidazole and choose another less effective drug as you … Read more