17 results
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
urine • 1ml blood ... urine sediment Microscopic ... Diagnostic of GN or vasculitis ... microscopic and ... #urine #blood
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Investigations: full blood ... dipstick, urine microscopy ... osmolarity If cause ... Glomerulonephritis / Vasculits ... syndrome: troponin
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
PR3-ANCA): • Microscopic ... tract, and often causes ... mucositis - Rash ... Dx: GPA, EGPA, microscopic ... differential #diagnosis #rheumatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Infection - Vasculitis ... Sjogren's, GPA, EGPA, Microscopic ... : • Complete blood ... • Fecal occult blood
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
• Sjögren syndrome ... ANCA-Associated Vasculitis ... : • Microscopic ... vasculitis - MPO ... antibodies #diagnosis #rheumatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Polyarteritis nodosa • Microscopic ... • Goodpasture syndrome ... (inflamed blood ... #diagnosis #rheumatology
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
disease Red blood ... Glomerulonephritis White blood ... tubulointerstitial nephritis, renal ... Fatty - Nephrotic syndrome ... #Differential #Microscopy
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Autoimmune ANCA vasculitis ... polyangiitis), MPA (microscopic ... Goodpasture's cause ... reveals increasing blood ... FINDINGS: • U/A: microscopic
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Photosensitivity, Butterfly rash ... , Vasculitis, Purpura ... Demyelinating syndromes ... Abdominal pain (20%) Renal ... symptoms #diagnosis #rheumatology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... Cryoglobulins Cause ... Hyperviscosity Syndrome ... - GPA, EGPA, microscopic ... classification #rheumatology