Table 1: Symptoms and clinical manifestations of SLE* [3, 4, 6] and IM [29].

SLEIM

Malar rashSkin rash
Discoid rashPalatal exanthema
Photosensitivity
Oral/nasopharyngeal ulcersPharyngitis
ArthritisArthralgias
Serositis
Renal disordersRenal disorders
Hematologic disorders
 AnemiaAnemia
 LeucopeniaGranulocytopenia
 Lymphocytopenia
 ThrombocytopeniaThrombocytopenia
Immunological disordersLymphoadenopathy
ANAsANAs
 Anti-dsDNA Anti-DNA
 Anti-Sm
  Anti-histone  Anti-histone
  Anti-ribonucleoprotein  Anti-ribonucleoprotein
RheumafactorRheumafactor
Neurologic disorders (seizures/psychosis)Neurological disorders (encephalitis/meningitis)
Headaches
FatigueFatigue
Muscle achesMuscle aches
Low-grade feverFever
Loss of appetiteLoss of appetite
Malaise
Hepatosplenomegaly

*ACR criteria highlighted in bold.