16 results
Kidney Biopsy - Diagnosis Algorithms
1) Normal Glomerulus by LM
2) Glomerular Crescents
3) Double Contours of GBM
4) Endocapillary
Double Contours of GBM ... Diagnosis #Algorithm #nephrology ... #pathology
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 ... #MGN #stage3 #GBM ... #pathology
Stage II Membranous Glomerulonephritis on Electron Microscopy
This eyeSCANdy image shows acellular scanning EM of a glomerulus
acellular scanning EM ... appearance of GBM ... #MGN #stage2 #GBM ... SEM #clinical #nephrology ... #pathology
Rapidly Progressive Glomerulonephritis (RPGN) 
 - Loss of kidney function over a short period of tirne
Basement Membrane (GBM ... Linear, ribbon-like GBM ... staining on IF • No EM ... Differential #Diagnosis #Nephrology
This image shows acellular scanning EM showing glomerular basement membrane duplication at high power in a
acellular scanning EM ... arkanalabs #GBM ... SEM #clinical #nephrology ... #pathology
Summary of characteristic abnormalities of selected glomerular diseases
Light Microscopy (LM) - Immunofluorescence Microscopy (IM) - Electron
Electron Microscopy (EM ... RPGN • Anti-GBM ... glomerular #diseases #nephrology ... #pathology #comparison
Stage IV Glomerulonephritis on Electron Microscopy

This image shows acellular scanning EM of glomerular capillary loops from
acellular scanning EM ... completely bridged GBM ... SEM #clinical #nephrology ... #pathology
This image shows portions of glomerular tuft with collapsed GBM (across top), spicular amyloid (middle right),
with collapsed GBM ... #glomerulus #GBM ... SEM #clinical #nephrology ... #pathology
Guide to systemic mastocytosis

Criteria for diagnosis: at least 1 major and 1 minor or 3 minor
aggregates) in BM ... are atypical on BM ... release • MCs in BM ... Hypercellular BM ... mastocytosis #hemepath #pathology
This image shows acellular scanning EM with empty lacunar spaces of a fibrocellular crescent previously occupied
acellular scanning EM ... SEM #clinical #nephrology ... #pathology