Vasculitides Flashcards
Name the Large-Vessel Vasculitides
Giant Cell (Temporal) Arteritis Takayasu Arteritis
Name the Medium-Vessel Vasculitides
Polyarteritis Nodosa Kawasaki Disease Burger Disease (Thromboangiitis Obliterans)
Name the Small-Vessel Vasculitides
Granulomatosis with Polyangiitis (Wegener)
Microscopic Polyangiitis
Eosinophilic Granulomatosis with polyangiitis (Churg-Strauss)
Henoch-Schonlein Purpura
Medium-vessel vasculitis involves what type of arteries? HY
muscular arteries that supply organs
Etiology of most vasculitis is what?
unknown and not infectious
What arteries does Giant Cell Arteritis usually involve?
branches of the carotid artery
what type of vasculitis is Giant Cell Arteritis?
Granulomatous (always with giant cell)
What is the most common form of vasculitis in older adults?
Giant Cell Arteritis
Giant Cell Arteritis usually effects what population?
usually affects older females
What is polymyalgia rheumatica and what vasculitis is associated with it?
flu-like symptoms with joint and muscle pain
Giant Cell Arteritis
What are the issues that arise from the arteries involved in giant cell arteritis?
headache - temporal
blindness - ophthalmic
jaw claudication
What blood test is elevated in Giant Cell Arteritis?
ESR > 100
Upon biopsy what do you see in giant cell arteritis?
inflamed vessel wall with giant cells and intimal fibrosis (focal granulomatous inflammation)
How do you treat Giant Cell Arteritis?
corticosteroids
Complication from not treating Giant Cell Arteritis? HY
high risk of blindness
What type of vasculitis is Takayasu and what arteries does is classically involve?
granulomatous vasculitis classically affecting aortic arch at branch points
Who gets Takayasu arteritis?
young Asian females
What arteritis is known as pulseless disease and what does that present with?
Takayasu
weak or absent pulse in upper extremity
What are some signs and symptoms of Takayasu?
flu-like symptoms with neurological and ocular disturbances along with a weak or absent upper extremity pulse
What blood test is elevated in Takayasu?
ESR
What is the treatment for Takayasu?
corticosteroids
Polyarteritis Nodosa gets signs and symptoms in every organ except what?
lungs
What presents in young adults as hypertension, abdominal pain with melena, neurologic disturbances, and skin lesions?
Polyarteritis Nodosa
What serotype is positive in Polyarteritis Nodosa? (HY)
serum HBsAg (Hep B)
Early vs Late lesions in Polyarteritis Nodosa?
early lesions consists of transmural inflammation with fibrinoid necrosis
late lesions heals with fibrosis
What vasculitis has strings-of-pearls appearance and what causes them? HY
Polyarteritis Nodosa?
Early lesions become aneurysms between the late fibrotic lesions
What is the prognosis of Polyarteritis Nodosa?
fatal if left untreated
What is the treatment for Polyarteritis Nodosa?
Corticosteroids and Cyclophosphamide
What is the immune pathogenicity of Polyarteritis Nodosa?
immune complex mediated (Type III Hypersensitivity)