29 results
Intrinsic Renal Disease - Differential Diagnosis
Vascular:
 • Macrovascular: Renal artery occlusion, Fibromuscular disease
 • Microvascular: TTP/HUS,
Minimal change, Membranous ... , Amyloidosis, MPGN ... • Nephritic: RPGN ... , IgA, Alport, MPGN
Membranoproliferative Glomerulonephritis (MPGN) AKA: Mesangiocapillary GN
 • Active Urine Sediment (dysmorphic RBC, RBC casts, +/- proteinuria)
Glomerulonephritis (MPGN ... dysmorphic RBC, RBC casts ... Complement-Mediated MGPN ... , CFHR5 neph) MPGN ... Glomerulonephritis #MPGN
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
Glomerulonephritis (RPGN ... ) RPGN has three ... pathophysiologic causes ... StanfordChiefs #RPGN
Rapidly Progressive Glomerulonephritis (RPGN) 
 - Loss of kidney function over a short period of tirne
Glomerulonephritis (RPGN ... Glomerulonephritis #RPGN
Acanthocyte on Urine Microscopy

Not a spaceship, not a UFO, just an acanthocyte caught “flying” in dark
presentation of RPGN
Cryoglobulinemia Classification Types

Type 1: Monoclonal IgM (rarely IgG/lgA)
 • Raynaud phenomenon, Digital ulcers/gangrene, Livedo reticularis, Hyperviscosity
Liver, kidney (MPGN
Summary of characteristic abnormalities of selected glomerular diseases
Light Microscopy (LM) - Immunofluorescence Microscopy (IM) - Electron
nephropathy • Membranous ... GN • Amyloid RPGN
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
atypical HUS; MPGN ... cell/white cell casts ... Nephrocalcinosis causes
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... sediment - WBC/RBC casts ... disease • Membranous ... Diagnosis #Algorithm #Causes
Lupus Nephritis Primer
Class I - Minimal Mesangial
Class II - Mesangial Proliferative
Class Ill - Focal Proliferative
Class IV
Proliferative Class V - Membranous ... Classification #Classes