Focal Segmental Glomerulosclerosis Tip Lesion Variant

**Semantic type:** Finding

**Definition:** A variant of FSGS characterized by scarring of the glomerulus adjacent to the origin of the proximal convoluted tubule; this occurs in the absence of collapsing and perihilar FSGS. (D'Agati VD, et al. "Pathologic Classification of Focal Segmental Glomerulosclerosis: A Working Proposal." Am J Kidney Dis 43.2 (2004): 368-82.)

**Synonyms:** - FSGS Tip Lesion Variant