16 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 ... Complement-Mediated MGPN ... , CFHR5 neph) MPGN ... immune deposits on EM ... 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 ... StanfordChiefs #RPGN
Rapidly Progressive Glomerulonephritis (RPGN) 
 - Loss of kidney function over a short period of tirne
Glomerulonephritis (RPGN ... staining on IF • No EM ... Glomerulonephritis #RPGN
Acanthocyte on Urine Microscopy

Not a spaceship, not a UFO, just an acanthocyte caught “flying” in dark
presentation of RPGN
Stage II Membranous Glomerulonephritis on Electron Microscopy
This eyeSCANdy image shows acellular scanning EM of a glomerulus
Stage II Membranous ... acellular scanning EM ... glomerulus with membranous ... glomerulonephritis #MGN ... ElectronMicroscopy #SEM
Summary of characteristic abnormalities of selected glomerular diseases
Light Microscopy (LM) - Immunofluorescence Microscopy (IM) - Electron
Electron Microscopy (EM ... nephropathy • Membranous ... GN • Amyloid RPGN
Cryoglobulinemia Classification Types

Type 1: Monoclonal IgM (rarely IgG/lgA)
 • Raynaud phenomenon, Digital ulcers/gangrene, Livedo reticularis, Hyperviscosity
Liver, kidney (MPGN
Stage III Glomerulonephritis on Electron Microscopy
This image shows acellular scanning EM from a biopsy with membranous
acellular scanning EM ... a biopsy with membranous ... @arkanalabs #membranous ... glomerulonephritis #MGN ... ElectronMicroscopy #SEM
Stage IV Glomerulonephritis on Electron Microscopy

This image shows acellular scanning EM of glomerular capillary loops from
acellular scanning EM ... with advanced membranous ... @arkanalabs #membranous ... glomerulonephritis #glomerulus #MGN ... ElectronMicroscopy #SEM