14 results
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
Anti-dsDNA (in 70% of cases ... seen in 30—70% of cases ... • Sjögren syndrome ... Vasculitis: • Microscopic ... Antineutrophil #antibodies #diagnosis
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... suggestive of nephrotic sydnrome ... #Urine #Microscopy ... #nephrology #interpretation ... #diagnosis
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
disease Red blood ... Fatty - Nephrotic syndrome ... edgarvlermamd - Nephrology ... #Differential #Microscopy ... #Diagnosis #Nephrology
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Differential Diagnosis ... polyangiitis, Microscopic ... testing: anti-ANCA ... #differential #diagnosis ... #nephrology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
- Differential Diagnosis ... urine • 1ml blood ... hematuria: - RBC casts ... causes #urology #nephrology ... #renal #urine #blood
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
and Differential Diagnosis ... Investigations: full blood ... dipstick, urine microscopy ... Glomerulonephritis / Vasculits: ANCA ... #nephrology #causes
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... ): • Microscopic ... pulses, bruis, or blood ... Large Vessel: Blood ... Dx: GPA, EGPA, microscopic
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
- Differential Diagnosis ... • Hepatorenal syndromes ... Epithelial cell casts ... polyangiitis /microscopic ... #KidneyInjury #Nephrology
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Summary Autoimmune ANCA ... polyangiitis), MPA (microscopic ... reveals increasing blood ... FINDINGS: • U/A: microscopic ... hematuria, RBC casts
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
- Differential Diagnosis ... • Fanconi's syndrome ... sediment - WBC/RBC casts ... polyangiitis (GPA) / microscopic ... #Proteinuria #Nephrology