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

Immune Complex Mediated (granular staining):
Rapidly Progressive Glomerulonephritis ... staining): • Low Complement ... Idiopathic • Normal Complement ... #differential #diagnosis ... #algorithm #rheumatology
Membranoproliferative Glomerulonephritis (MPGN) AKA: Mesangiocapillary GN
 • Active Urine Sediment (dysmorphic RBC, RBC casts, +/- proteinuria)
Membranoproliferative Glomerulonephritis ... staining (lg + complement ... MGPN • Complement ... Membranoproliferative #Glomerulonephritis ... MPGN #nephrology #diagnosis
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
Membranoproliferative glomerulonephritis ... Post/pauci immune glomerulonephritis ... Hypocomplementemia #Low #Complement ... CHAMPS #Mnemonic #diagnosis
Pulmonary Renal Syndromes and Mimics - Differential Diagnosis Framework
Diffuse alveolar hemorrhage + rapidly progressive glomerulonephritis
90%:
 -
- Differential Diagnosis ... rapidly progressive glomerulonephritis ... anti-GBM) 10%: - Low Complement ... Vasculitis - Normal Complement ... #Differential #Diagnosis
Warm vs Cold Autoimmune Hemolytic Anemia
Warm Autoimmune Hemolytic Anemia:
 • Mechanism: IgG and Complement-mediated
 • Etiology:
Mechanism: IgG and Complement-mediated ... Spherocytes • Treatment ... Mechanism: IgM and Complement-mediated ... transient hemolysis • Treatment ... Anemia #hematology #diagnosis
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
antigen, leading to complement ... Complement activation ... Post-streptococcal glomerulonephritis ... Pathophysiology #Allergy #Diagnosis
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
- Differential Diagnosis ... Algorithm Red ... • Lupus glomerulonephritis ... #Differential #Diagnosis ... #Algorithm #Causes
Simplified Diagnostic Algorithm for Tachydysrhythmias

#Tachycardia #Tachydysrhythmias #Management #Treatment #Algorithm #Cardiology #Diagnosis
Simplified Diagnostic ... Algorithm for Tachydysrhythmias ... Tachydysrhythmias #Management #Treatment ... #Algorithm #Cardiology ... #Diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... - Necrotizing glomerulonephritis ... Differential Diagnosis ... against MPO • Complement ... #differential #diagnosis
Causes of Hematuria - Glomerular vs Non-glomerular

== Glomerular ==
- Glomerulonephritis 
- Thin basement membrane disease 

==
Glomerular == - Glomerulonephritis ... Hematuria #Glomerular #Algorithm ... #Diagnosis #Nonglomerular