Transcranial Doppler ultrasonography can detect whether there are elevated velocities of the intracranial arteries, which would suggest vasospasm, but it is not a specific test and would not identify the underlying
Magnetic resonance angiography is the most sensitive diagnostic test for vertebral artery dissection as a cause of stroke.
Endoscopic retrograde cholangiopancreatography is the most sensitive imaging test for chronic pancreatitis. ... CT scan of the abdomen with intravenous contrast is the most sensitive test to diagnose pancreatic necrosis.
A 72-year-old, 90-kg (198-lb) woman who lives in an assisted living facility is evaluated after 10 days in the intensive care unit. She was admitted with severe urosepsis... and other cases.
Results of colonoscopy are also normal. Which of the following is the most appropriate next radiological imaging test in this patient? ... In patients at risk for radiocontrast nephropathy, transesophageal echocardiography is the test of choice for
A pregnancy test is positive. She takes 4 mg of warfarin daily to maintain her INR between 2 and 3. ... Although a lupus anticoagulant was detected on initial presentation, the test was not repeated at one month when he was still receiving warfarin
The American Heart Association/American Stroke Association recommends a water swallow test performed at the bedside by a trained observer as the best bedside predictor of aspiration. ... A prospective study of the water swallow test demonstrated a
antibodies, positive; serologic test for HIV antibodies, negative; and urinalysis, 2+ protein, 1+ blood, 15 erythrocytes/hpf.
This month's quiz includes questions from ACP's Medical Knowledge Self-Assessment Program (MKSAP 17) on oncology care.
Guidelines recommend CT or MRI as the preferred diagnostic test in symptomatic patients. ... This diagnostic test also is invasive and costly and is of higher yield when used to evaluate for unusual causes of cardiac emboli, such as valvular endocarditis