A mnemonic to remember the clinical features of systemic lupus erythematosus is:
MD SOAP BRAIN
Mnemonic
M: malar "butterfly" rash
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D: discoid rash
S: serositis
O: oral ulcers
A: ANA positive
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P: photosensitivity, pleuritis/pericarditis
B: blood (hematologic) abnormality
R: renal disease (lupus nephritis)
A: arthritis (non-erosive)
I: immune abnormality on serology
N: neurologic (neuropsychiatric) manifestations