Blood cultures are pending. Stool occult blood test is positive. Which of the following is the most likely diagnosis?
On examination, compared with the previous day's findings, the patient appears to be in more pain, visual acuity of the right eye is worse with Snellen's test, and the
A 32-year-old woman is evaluated for a painful rash occurring bilaterally on her lower extremities, which began 2 days ago. She was admitted to the hospital 5 days ago for diagnosis and treatment of pulmonary embolism with heparin and warfarin. Her
B. Exercise treadmill stress test. C. Implantable cardioverter-defibrillator placement. D. Tilt-table test. ... An exercise treadmill stress test can be valuable for identifying an exercise-induced arrhythmia.
A 28-year-old woman is evaluated in the emergency department for a 1-week history of progressive headache associated with nausea and vomiting. Medical history is significant for HIV infection. She is nonadherent to her antiretroviral therapy regimen
MKSAP quiz: Test yourself with infectious diseases vignettes on sudden drop in blood pressure with onset of fever, odynophagia in AIDS, and a persistent sore on the forearm.
Tenofovir, emtricitabine, and raltegravir are used to treat HIV infection. This drug combination would be an appropriate choice for HIV-related PAN, but the patient's HIV test is negative and
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
Stool studies for enteric pathogens may identify a precipitant of toxic megacolon but require a minimum of 24 hours before test results are received.
Which of the following is the most appropriate diagnostic test to perform next in this patient?