9 results
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Acute Kidney Injury ... dipstick, urine microscopy ... osmolarity If cause ... Glomerulonephritis / Vasculits ... : ANCA, ANA, Anti-GBM
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
• Sjögren syndrome ... Vasculitis: • ... Microscopic polyangiitis ... Renal-limited vasculitis ... antibodies #diagnosis #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
): • Microscopic ... tract, and often causes ... Large Vessel: Blood ... Dx: GPA, EGPA, microscopic ... differential #diagnosis #rheumatology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... Cryoglobulins Cause ... DDX: • ANCA (Antineutrophil ... - GPA, EGPA, microscopic ... classification #rheumatology
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
vasculitis (AAV ... polyangiitis), MPA (microscopic ... EGPA) • Renal: (AKI ... reveals increasing blood ... FINDINGS: • U/A: microscopic
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
pulses, bruits, or blood ... )): Microscopic ... tract, and often causes ... • Cogan syndrome ... Differential #Diagnosis #Rheumatology
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 ... smear, acute and ... recurrentis #BloodSmear #microscopy
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 ... rash #diagnosis #rheumatology
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Acute febrile ... Causes: - Idiopathic ... Leukocytoclastic vasculitis ... : - Biopsy - Microscopic ... neutrophils in the blood