16 results
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Differential Diagnosis ... dipstick, urine microscopy ... osmolarity If cause ... Glomerulonephritis / Vasculits ... #nephrology #causes
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
- Urinalysis/microscopy ... rhabdo/TLS) Causes ... Glomerulonephritis or vasculitis ... #Nephrology #Diagnosis ... #Algorithm #Causes
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Kidney Injury (AKI ... Abdominal Compartment Syndrome ... Emboli, Thrombosis, Vasculitis ... • GN: ANCA, Anti-GBM ... #nephrology #causes
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
- Differential Diagnosis ... pain hematuria syndrome ... → Diagnostic of ... GN or vasculitis ... microscopic and
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... ): • Microscopic ... often causes arthritis ... LFT • ESR • ANA ... Dx: GPA, EGPA, microscopic
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... Cryoglobulins Cause ... Labs/Diagnosis: ... - GPA, EGPA, microscopic ... Cryoglobulins #diagnosis
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
• Sjögren syndrome ... Vasculitis: • ... Microscopic polyangiitis ... Renal-limited vasculitis ... Antineutrophil #antibodies #diagnosis
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
vasculitis (AAV ... polyangiitis), MPA (microscopic ... EGPA) • Renal: (AKI ... palpable purpura 2/2 vasculitis ... Goodpasture's cause
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... Differential Diagnosis ... )): Microscopic ... often causes arthritis ... • Cogan syndrome
Borrelia recurrentis on Peripheral Blood Smear
23M Somali refugee recently arrived w/severe abd pain, confusion and fever
resolved after 2-3d ... Pediculus humanus, AKA ... Syndrome: 3d of ... LBRF can be diagnosed ... recurrentis #BloodSmear #microscopy