18 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 ... #Vasculitis #differential ... #diagnosis #algorithm
Vasculitis and Vasculitides - Differential Diagnosis Framework

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

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

==
vs Non-glomerular ... == Glomerular ... == - Glomerulonephritis ... #Algorithm #Diagnosis ... Nonglomerular #Causes #Differential
Pulmonary Renal Syndromes and Mimics - Differential Diagnosis Framework
Diffuse alveolar hemorrhage + rapidly progressive glomerulonephritis
90%:
 -
Syndromes and Mimics - Differential ... rapidly progressive glomerulonephritis ... anti-GBM) 10%: - Low Complement ... - Normal Complement ... Syndromes #Mimics #Differential
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
alveolar hemorrhage + Glomerulonephritis ... symptomatology Differential ... sclerosis • Anti-Glomerular ... Disease-specific testing ... Renal #Syndrome #differential
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
of Hematuria - Differential ... Diagnosis Algorithm ... • Calculi Glomerular ... #Hematuria #Differential ... #Diagnosis #Algorithm
Recommended initial testing for patients being evaluated for glomerular disease 

24-hour urine collection - Quantify proteinuria.
Recommended initial testing ... or alternative complement ... for ANCA-related vasculitis ... #testing #workup ... #diagnosis #glomerulonephritis
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
Algorithm - Approach ... to the differential ... membrane; GN = glomerulonephritis ... membranoproliferative glomerulonephritis ... #Algorithm #differential
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Proteinuria - Differential ... Diagnosis Algorithm ... present on repeat testing ... including overnight testing ... • Drugs Glomerular
Drug Induced Kidney Injury
 • Pre-Renal: NSAIDS, CNI, ACEI/ARB, IL-2 therapy, Diuretics CAR-T therapy
 • Osmotic
Vitamin C • Glomerular ... : Drug induced vasculitis ... #KidneyInjury #differential ... #diagnosis #algorithm