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

Immune Complex Mediated (granular staining):
pathophysiologic causes ... staining): • Low Complement ... Idiopathic • Normal Complement ... #Vasculitis #differential ... #diagnosis #algorithm
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Necrotizing glomerulonephritis ... • Glomerulonephritis ... tract, and often causes ... against MPO • Complement ... #rheumatology #classification
Acute Kidney Injury - Classification
Prerenal:
 • Dehydration
 • Heart failure (a.k.a. cardiorenal syndrome)
 • Liver failure
Kidney Injury - Classification ... - Small vessel vasculitis ... Post-infectious glomerulonephritis ... tubular necrosis (causes ... Kidney #Injury #Classification
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... Skin ulcers - Glomerulonephritis ... Cryoglobulins Cause ... • Low serum C4 complement ... diagnosis #types #classification
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
rhabdo/TLS) Causes ... related) - Glomerulonephritis ... or vasculitis — ... Nephrology #Diagnosis #Algorithm ... #Causes #Differential
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Injury - AKI Workup Algorithm ... osmolarity If cause ... and signs • Glomerulonephritis ... / Vasculits: ANCA ... #AKI #Workup #Algorithm
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Allergen-specific lgE causes ... antigens, leading to complement ... they activate complement ... Post-streptococcal glomerulonephritis ... allergy #table #classification
Staphylococcus-associated GlomeruloNephritis - Diagnosis and Management Summary
CLINICAL
 • Nephritic syndrome (Casts)
 • Marked proteinuria (may be
Staphylococcus-associated GlomeruloNephritis ... Diagnosis and Management ... Nephritic syndrome (Casts ... Leukocyturia • Vasculitic ... Staphylococcus #associated #GlomeruloNephritis
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Autoimmune ANCA vasculitis ... renal failure (glomerulonephritis ... palpable purpura 2/2 vasculitis ... Goodpasture's cause ... differential #diagnosis #management
Recommended initial testing for patients being evaluated for glomerular disease 

24-hour urine collection - Quantify proteinuria.
or alternative complement ... infections are common causes ... for ANCA-related vasculitis ... workup #diagnosis #glomerulonephritis