Vasculitis Flashcards
clues to vasculitis
skin- palpable purpura, ulcers, nodules, ischemic digits, livido reticularis GNitis mononeuritis multiplex dz of the old in the young (like CAD) systemic dx w/o infection or malig
vasculitis definition
inflammatory destruction of vessels causing ischemia, dysfunction or embolism through vessel narrowing or embolism
causes of primary vasculitis
idiopathic
causes of secondary vasculitis
occurs with CT disease, infection (hep C, B, parvo, zoster, SBE), drugs, malignancy
what lab tests are specific for vasculitis
ANCA
only way to confirm vasculitis diagnosis
biopsy
types of small vessel vasculitises
henoch-schoenlen purpura
microscopic polyarteritis/polyangitis
wegener’s granulomatosis
churg-strassaiul syndrome
Henoch-Schoenlen Purpura
skin rash in areas of high hydrostatic pressure (legs, arms)
purpura dont blanch
blood diarrhea (vasculitis of bowel lining)
GNitis
arthralgias
bx of Henoch Schoenelen Purpura
neutrophilic, leukocytoclastic vasculitis
IGA
polyarteritis nodosa is almost always caused by
hepatitis B infection
polyarteritis nodosa symptoms
renal artery involvement (HTN) gut ischemia deep cutaneous ulcers** peripheral neuropathy mononeuritis
what else can present with polyarteris nodosa
weight loss, fever, lack of localizing signs
Kawaski’s disease is…
Polyarteris nodosa in children <6
symptosm of kawaski’s dz
inflammation of oral mucous membranes, lympahdenopathy, rash, irritability
complication in kawaski’s
coronary arteriris