10 results
Supracondylar Fracture Classification - Type I: Non-displaced. Type II: Displaced with intact anterior cortex. Type III:
Type III: Complete ... cortex) #Diagnosis #EM ... Classification #ALiEM
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
Rapidly Progressive Glomerulonephritis ... three primary pathophysiologic ... immunofluorescence Immune Complex ... Kidney: Anti-GBM Glomerulonephritis ... #Progressive #Glomerulonephritis
Membranoproliferative Glomerulonephritis (MPGN) AKA: Mesangiocapillary GN
 • Active Urine Sediment (dysmorphic RBC, RBC casts, +/- proteinuria)
Membranoproliferative Glomerulonephritis ... walls Immune-Complex ... immune deposits on EM ... Membranoproliferative #Glomerulonephritis
Rapidly Progressive Glomerulonephritis (RPGN) 
 - Loss of kidney function over a short period of tirne
Rapidly Progressive Glomerulonephritis ... space) Immune-Complex ... staining on IF • No EM ... staining #Glomerulonephritis
Type III Hypersensitivity: Pathogenesis and clinical findings
Definition: Small antigen-antibody complexes (produced from normal immune response to
antigen-antibody complexes ... Post-infectious glomerulonephritis ... Allergy #Immunology #pathophysiology
A complex heterogenous fluid collection (*) and scrotal wall thickening (arrow) #Clinical #EM #Urology #Radiology #POCUS
A complex heterogenous ... arrow) #Clinical #EM ... Scrotal #Thickening #ALiEM
Hyperemic epididymis suggestive of epididymitis (E) and a complex fluid collection with internal echoes and septations
epididymitis (E) and a complex ... pyocele #Clinical #EM ... #Epididymitis #ALiEM
Supracondylar Extension Fracture Classification - Type I: Non-displaced. Type II: Displaced with intact posterior cortex. Type
Type III: Complete ... #Diagnosis #EM # ... Classification #ALiEM
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
Antigen-antibody complexes ... Post-streptococcal glomerulonephritis ... Classification #Pathophysiology
Positive FAST in LUQ view demonstrating large amount of complex free fluid (*) below the diaphragm
large amount of complex ... Clinical #Diagnosis #EM ... #SplenoRenal #ALiEM