🔖Practice question #65
A 42-year-old woman presents to her physician with complaints of fatigue and chronic joint pain. The pain is most severe in her hands and knees bilaterally. She has taken acetaminophen without relief. Further questioning reveals she experiences intense joint stiffness in the mornings, but the stiffness improves with use. A positive test for which of the following autoantibodies would confirm the most likely diagnosis?
A) Anti-dsDNA
B) Anti-lgG
C) Anti-lgM
D) Antineutrophil
E) Antinuclear
Source: usmle_rx_qbank #2017 #immunology
A 42-year-old woman presents to her physician with complaints of fatigue and chronic joint pain. The pain is most severe in her hands and knees bilaterally. She has taken acetaminophen without relief. Further questioning reveals she experiences intense joint stiffness in the mornings, but the stiffness improves with use. A positive test for which of the following autoantibodies would confirm the most likely diagnosis?
A) Anti-dsDNA
B) Anti-lgG
C) Anti-lgM
D) Antineutrophil
E) Antinuclear
Source: usmle_rx_qbank #2017 #immunology