The following are multiple choice questions (with answers) about medical knowledge.   **Question:** A 23-year-old man presents to the office for a circular, itchy rash over the abdomen that has been slowly getting worse for the past 2 weeks. The patient has a medical history of chronic dermatitis and chronic sinusitis for which he has prescriptions of topical hydrocortisone and fexofenadine. He smokes one-half pack of cigarettes every day. His vital signs include: blood pressure 128/76 mm Hg, heart rate 78/min, and respirations 12/min. On physical examination, the patient appears tired but oriented. Examination of the skin reveals a 2 x 2 cm round and erythematous, annular plaque on the abdomen 3 cm to the left of the umbilicus. There are no vesicles, pustules, or papules. Auscultation of the heart reveals a 1/6 systolic murmur. Breath sounds are mildly coarse at the bases. A KOH preparation from the skin scraping confirms the presence of hyphae. Which of the following is the next best step in the management of this patient?   (A) Itraconazole   (B) Griseofulvin   (C) Topical clindamycin   (D) Doxycycline
['(A) Itraconazole <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Itraconazole \n (B) Griseofulvin \n (C) Topical clindamycin \n (D) Doxycycline <> possible answers', '  A 23-year-old man presents to the office for a circular, itchy rash over the abdomen that has been slowly getting worse for the past 2 weeks. The patient has a medical history of chronic dermatitis and chronic sinusitis for which he has prescriptions of topical hydrocortisone and fexofenadine. He smokes one-half pack of cigarettes every day. His vital signs include: blood pressure 128/76 mm Hg, heart rate 78/min, and respirations 12/min. On physical examination, the patient appears tired but oriented. Examination of the skin reveals a 2 x 2 cm round and erythematous, annular plaque on the abdomen 3 cm to the left of the umbilicus. There are no vesicles, pustules, or papules. Auscultation of the heart reveals a 1/6 systolic murmur. Breath sounds are mildly coarse at the bases. A KOH preparation from the skin scraping confirms the presence of hyphae. Which of the following is the next best step in the management of this patient? <> context@']