This month's quiz includes questions from ACP's Medical Knowledge Self-Assessment Program 17 about sepsis.
Overnight polysomnography is the appropriate test for this patient, because obstructive sleep apnea almost always accompanies this disorder.
Cold reactive autoantibodies are IgM antibodies and are not a cause of a positive IgG antibody test. ... In this case, the direct antibody test would be positive for complement but not IgG.
On a six-minute walk test, oxygen saturation at rest and after exercise is 98% and 93%, respectively. ... Which diagnostic test would be most useful in diagnosing the cause of the patient's volume status?
Correct answer: D. Upper endoscopy. Upper endoscopy is the most appropriate test to perform next. ... Colonoscopy is the recommended initial diagnostic test after hemodynamic resuscitation in most patients with significant lower gastrointestinal bleeding.
These cases and commentary, which address hematology, are excerpted from ACP's Medical Knowledge Self-Assessment Program (MKSAP15).
antinuclear antibody test negative and thyroid-stimulating hormone 3 µU/mL (3 mU/L). ... Contrast-enhanced chest CT would normally be an acceptable test for further investigation of a suspected acute aortic syndrome.
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