6 results
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Small Vessel: Petechiae ... Vasculitis: • Immune Complex ... Polyarteritis nodosa Large ... Vasculitis #skin #dermatology ... #rheumatology #
Vasculitis - Break down based on vessel size 
Distribution of vessel involvement by large vessel vasculitis,
involvement by large ... although immune complex ... can affect any type ... #Diagnosis #Rheumatology ... #Classification
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
deposit of immune complexes ... Types: • Type ... Henoch-Schönlein purpura) • Cutaneous ... #classification ... #rheumatology #
Primary Dermatological Lesions
Primary lesions are physical changes in the skin considered to be caused directly by
Types of primary ... scabitic mite or by cutaneous ... PETECHIAE and PURPURA ... : Petechiae are ... dilatation of small cutaneous
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tracts Immune Complex ... , arthritis LARGE ... strong sign of cutaneous ... Vessel Size: • Large ... #classification
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Skin Disease Classification ... : • Acute cutaneous ... Malignancy (e.g. hematologic ... Kikuchi disease • Type-I ... the small and large