9 results
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
Glomerulonephritis (RPGN ... ) RPGN has three ... to Kidney: Anti-GBM ... involvement: Anti-GBM ... StanfordChiefs #RPGN
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) 
 - Loss of kidney function over a short period of tirne
Glomerulonephritis (RPGN ... Basement Membrane (GBM ... Linear, ribbon-like GBM ... staining on IF • No EM ... Glomerulonephritis #RPGN
Summary of characteristic abnormalities of selected glomerular diseases
Light Microscopy (LM) - Immunofluorescence Microscopy (IM) - Electron
Electron Microscopy (EM ... GN • Amyloid RPGN ... • Anti-GBM disease ... pathology #comparison #table
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
Cytomegalovirus; GBM ... atypical HUS; MPGN
Stage III Glomerulonephritis on Electron Microscopy
This image shows acellular scanning EM from a biopsy with membranous
acellular scanning EM ... more extensive GBM ... surface of reticular GBM ... glomerulonephritis #MGN ... #SEM #clinical
Stage II Membranous Glomerulonephritis on Electron Microscopy
This eyeSCANdy image shows acellular scanning EM of a glomerulus
acellular scanning EM ... appearance of GBM ... glomerulonephritis #MGN ... #stage2 #GBM #ElectronMicroscopy ... #SEM #clinical
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
(Diffuse) Anti-Sm ... Celiac disease Anti-GBM ... diseases #diagnosis #table
Stage IV Glomerulonephritis on Electron Microscopy

This image shows acellular scanning EM of glomerular capillary loops from
acellular scanning EM ... completely bridged GBM ... glomerulonephritis #glomerulus #MGN ... ElectronMicroscopy #SEM