7.1 - Vasculitis Flashcards
is temporal arteritis granulomatous or necrotizing?
granulomatous
biopsy of temporal arteritis reveals inflamed vessel wall with giant cells and fibrosis of which layer?
intima
what is the treatment for giant cell arteritis? what is the consequence of no treatment?
- corticosteroids
- blindness
is takayasu arteritis granulomatous or necrotizing?
granulomatous
- visual and neuro symptoms
- weak or absent pulse
- elevated ESR
diagnosis? treatment?
- takayasu arteritis
- corticosteroids
is polyarteritis nodosa granulomatous or necrotizing?
necrotizing
which organ is spared in polyarteritis nodosa?
lungs
- HTN
- abdominal pain with melena
- neuro disturbances
- skin lesions
diagnosis? treatment?
- polyarteritis nodosa
- corticosteroids and cyclophosphamide
what serum marker is frequently seen with polyarteritis nodosa?
serum HBsAg
- lesions at various stages
- transmural inflammation with fibrinoid necrosis
- string of pearls appearance on imaging
polyarteritis nodosa
- fever
- conjunctivitis
- erythematous rash of palms and soles
- enlarged cervical nodes
kawasaki disease
coronary artery involvement in kawasaki disease leads to increased risk of what two outcomes?
- aneurysm with rupture
2. thrombosis with myocardial infarction
what is the treatment for kawasaki disease?
- aspirin
- IVIG
is buerger disease necrotizing or granulomatous?
necrotizing
necrotizing granulomatous vasculitis involving nasopharynx, lungs, and kidneys
wegener granulomatosis
- middle aged male
- sinusitis / nasopharyngeal ulceration
- hemoptysis with bilateral nodular lung infiltrates
- hematuria
- rapidly progressing glomerulonephritis
wegener granulomatosis
is wegener granulomatosis positive for c-ANCA or p-ANCA?
c-ANCA
what is the treatment for wegener granulomatosis?
cylcophosphamide and steroids
is wegener granulomatosis granulomatous or necrotizing?
necrotizing and granulomatous
what makes microscopic polyangiitis different from wegener granulomatosis?
microscopic polyangiitis does NOT have nasopharyngeal involvement (nor does it have granulomas)
is microscopic polyangiitis granulomatous or necrotizing?
necrotizing
is microscopic polyangiitis positive for c-ANCA or p-ANCA?
p-ANCA
- asthma
- peripheral eosinophilia
- p-ANCA positive
churg strauss
is churg strauss granulomatous or necrotizing?
necrotizing and granulomatous (with eosinophils)
is churg strauss positive for c-ANCA or p-ANCA?
p-ANCA
henoch schonlein purpura is a vasculitis due to immune complex deposition of Ig___
IgA
- palpable purpura on buttocks and legs
- GI pain and bleeding
- hematuria (IgA nephropathy)
henoch schonlein purpura