Mantle cell lymphoma first presenting as immune complex-mediated glomerulonephritis: a case report.

Introduction: Kidney involvement in non-Hodgkin lymphoma is recognized but mostly diagnosed following a diagnosis of lymphoma. We describe a rare case of mantle cell lymphoma, a B-cell-type non-Hodgkin lymphoma, first presenting with immune complex glomerulonephritis.

Case Presentation: We report the case of a 58-year-old Sri Lankan man who presented with gross hematuria.

Primary antiphospholipid syndrome presenting as antiphospholipid syndrome nephropathy: a case report.

Introduction: Primary antiphospholipid syndrome can be a difficult diagnosis in the absence of typical clinical features. We describe an unusual presentation of primary antiphospholipid syndrome mimicking vasculitis for which the only diagnostic clue on initial presentation was antiphospholipid syndrome nephropathy.

Case Presentation: A 29-year-old Sri Lankan woman presented with features mimicking vasculitis with no obvious clinical features of antiphospholipid syndrome.