A 42-year-old woman is evaluated for occasional episodes of severe vertigo with nausea, vomiting, tinnitus, and a feeling of ear fullness.
An 18-year-old woman is evaluated for a mole on her back that has been changing in color for several weeks. There are no other associated symptoms. Following a physical examination, what is the most likely diagnosis?
12. and folate are normal. Peripheral blood smear is shown. Which of the following is the most appropriate diagnostic test to perform next to evaluate this patient's anemia?
Blood cultures are pending. Stool occult blood test is positive. Which of the following is the most likely diagnosis?
A 30-year-old man is evaluated for a 1-week history of sore throat and odynophagia. He reports no fever, nausea, vomiting, diarrhea, or other symptoms. He was recently diagnosed with HIV infection and began antiretroviral therapy 2 weeks ago.
A 64-year-old man is evaluated in the emergency department for acute onset of vision loss in the left eye, which began 1 hour ago. He can barely see his own hands in front of his eye. He has no eye pain. Following a physical exam, eye exam, and lab
A 52-year-old woman is evaluated for a 1-month history of a spreading rash on her back, chest, and arms. She has been using over-the-counter topical glucocorticoids without relief. She does not have any other associated symptoms and otherwise feels
A 56-year-old man is evaluated in the emergency department for progressive chest pain and dyspnea that began 3 hours ago. Medical history is significant for hypertension treated with lisinopril. Following a physical exam, electrocardiogram, and
A 19-year-old man is evaluated for 4 to 5 months of persistent itching, thickening of the skin, and odor of the feet. He also has hyperhidrosis of the palms and soles. Medical history is otherwise unremarkable, and he takes no medications. Following
A 27-year-old man is evaluated for the acute onset of fever, chills, body aches, and dry cough that began last evening after returning home from trimming timber at a saw mill. He has similar symptoms that have been occurring two to three times a