Systemic Lupus Erythematosus Nephritis Class I

**Semantic type:** Disease or Syndrome

**Definition:** Systemic lupus erythematosus nephritis that appears normal under light microscopy, but with evidence of immune deposits by immunofluorescence. (Weening, Jan J. et al. (2004). The Classification of Glomerulonephritis in Systemic Lupus Erythematosus Revisited. Journal of the American Society of Nephrology 15(2), 241-50.)

**Synonyms:** - Minimal Mesangial Lupus Nephritis