11 results
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Causes of Hematuria ... • Calculi Glomerular ... epithelial side of glomerular ... endothelial side of glomerular ... #Algorithm #Causes
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
or dipstick) Glomerular ... of Glomerular Bleeding ... of glomerular hematuria ... GN or vasculitis ... Suggestive of glomerular
Drug Induced Kidney Injury
 • Pre-Renal: NSAIDS, CNI, ACEI/ARB, IL-2 therapy, Diuretics CAR-T therapy
 • Osmotic
Vitamin C • Glomerular ... Disease: Drug induced ... vasculitis, TMA ... #differential #diagnosis ... #algorithm #nephrology
Acute Kidney Injury - Classification
Prerenal:
 • Dehydration
 • Heart failure (a.k.a. cardiorenal syndrome)
 • Liver failure
Acute Kidney Injury ... - Small vessel vasculitis ... - TTP/HUS • Glomerular ... tubular necrosis (causes ... Classification #diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... tract, and often causes ... - Skin, glomeruli ... : - Kidneys: glomerular ... purpura: strong sign
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
blood vessels (vasculitis ... interstitial lung disease ... /pulmonary fibrosis ... #signs #symptoms ... #diagnosis #ExtraArticular
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Autoimmune ANCA vasculitis ... life-threatening diseases ... quantify renal injury ... Goodpasture's cause ... hypercellular glomeruli
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... Differential Diagnosis ... purpura: Strong sign ... • Kidneys: Non-glomerular ... tract, and often causes
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... causes differentiated ... With associated pulmonary ... #differential #diagnosis ... #algorithm #rheumatology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
monophasic Pathophysiology ... Presentation: Injury ... bouts of HTN Diagnostic ... • Bilateral signs ... - Sjogren - Vasculitis