A 31-year-old woman is evaluated for a 5-day history of a nonpainful cutaneous lesion on the back of her left hand. She works as a packer in a parcel distribution center. She does not recall injury to this area and reports no unusual employment or
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
Stool studies for enteric pathogens may identify a precipitant of toxic megacolon but require a minimum of 24 hours before test results are received.
A urine pregnancy test is negative. Samples are obtained for nucleic acid amplification testing for Neisseria gonorrhoeae and Chlamydia trachomatis.
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
This is the best test when looking for blood, Dr. Paauw said. ... Outside tests include a normal CBC, ESR, TSH, SMA 20, Monospot test, and negative HIV test.
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
A 72-year-old man is evaluated for a 1-year history of progressively impaired gait and balance. He reports that he walks more slowly and is not as agile as he used to be, attributing a recently increased number of falls to not paying enough
A 49-year-old woman is evaluated for a 6- month history of exertional dyspnea and nonproductive cough that had an insidious onset. She has not noticed any particular triggers for her cough. She has no history of asthma, airway disease, reflux, or
A 60-year-old man is evaluated for new-onset monocular cloudy vision of the left eye that began 4 hours ago. He has type 2 diabetes mellitus and coronary artery disease. His current medications are aspirin, simvastatin, lisinopril, metoprolol, and