10 results
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Rarely dominate the clinical ... Maculopapular rash ... • Goodpasture syndrome ... #dermatology #rash
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
purple, hemorrhagic skin ... Kasabach-Merritt syndrome ... - APLS • Acute ... - GPA - EGPA ... Differential #Diagnosis #hematology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... glomerulonephritis) • Anti-GBM ... mucositis - Rash ... • ANCA (Dx: GPA ... #classification
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... - Purpura - Skin ... : • Clinical triad ... - GPA, EGPA, microscopic ... diagnosis #types #classification
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
, mucositis • Rash ... MPO > PR3 60/ GPA ... tract, and often causes ... pain and GN Anti-GBM ... • Cogan syndrome
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Acute febrile ... sudden onset of a rash ... - Rash: multiple ... Causes: - Idiopathic ... Leukocytoclastic vasculitis
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
fires, heating pads ... centrifugum • A chronic skin ... of necrotizing vasculitis ... children with acute ... observed in acute
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
) Suspect: Clinical ... 3rd Decade Skin ... Disease Classification ... : • Acute cutaneous ... Clinical Features
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
systemic inflammatory vasculitis ... Diagnosis = clinical ... in literature (NEJM ... required due to skip ... (Cornelia NEJM
Elevated Globulin - Protein Gap (Total Protein - Albumin > 4)

Work-up of an Elevated Globulin Gap:
•
gammopathy, and skin ... changes (POEMS syndrome ... Viral infections (acute ... HIV, HBV, EBV, ... inflammation (acute