18 results
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pulmonary Renal ... Peripheral edema, Disease-specific ... vasculitis, Behcet disease ... Goodpasture's Disease ... ab, anti-GBM ab
Summary of characteristic abnormalities of selected glomerular diseases
Light Microscopy (LM) - Immunofluorescence Microscopy (IM) - Electron
selected glomerular diseases ... Microscopy (EM) ... Minimal change disease ... Amyloid RPGN • Anti-GBM ... #glomerular #diseases
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
connective tissue disease ... Vasculitis: • Microscopic ... ANCA+ 90% • Anti-GBM ... disease - MPO>PR3 ... #rheumatology #diseases
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Pulmonary Renal ... life-threatening diseases ... Inflammatory eye disease ... ANCA antibody, Anti-GBM ... usually low in anti-GBM
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Differential Diagnosis Algorithm ... cells on urine microscopy ... disease • ... wall) • Anti-GBM ... • Pauci-immune disease
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Injury - AKI Workup Algorithm ... dipstick, urine microscopy ... Vasculits: ANCA, ANA, Anti-GBM ... Differential #Diagnosis #nephrology ... #causes
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Differential Diagnosis Algorithm ... proliferative • Anti-GBM ... polyangiitis (GPA) / microscopic ... Minimal change disease ... #Proteinuria #Nephrology
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... Henoch-SchonIein Purpura Anti-GBM ... Limited to Kidney: Anti-GBM ... involvement: Anti-GBM ... Disease (Goodpasture's
Algorithm and Differential Diagnosis of Macroscopic Hematuria
Important Historical Elements:
- Painless: suggests malignancy
- Painful: suggests calculi/infection
- Urinalysis:
RBC’s, RBC/WBC casts ... suggest intrinsic renal ... disease - Timing ... prostatic) #Diagnosis #EM ... #IM #Urology #Hematuria
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Causes of Fatigue ... Metabolic • Renal ... Chronic Obstructive Pulmonary ... Disease Neurologic ... #causes