E2 - CT Dz Flashcards
Large vessel; <40, Asian; Chronic; Long smooth tapered stenosis, “Pulseless” UE; Pulmonary, Retinal (copper-wiring), Renal A., Aorta sxs; Granulomatous w/ giant cells
Takayasu Arteritis
Palpable Purpura; no thrombocytopenia ; IgA deposits
Henoch-Schonlein Purpura (IgA Vasculitis)
Silk Road Epi; HLA-B51; Mouth/Genital/GI Ulcers + Uveitis; Pathergy (pustules at needle stick); Neuro sxs
Behcet Syndrome
Medium Vessels; HBV +; M>W
Skin - Livedo Reticularis, digital gangrene, nodules
Neuro - Foot drop, Vasculitis neuropathy
GI - intestinal angina
Renal, Cardiac - HTN
SPARE lungs
Dx - Fibrinoid necrosis of vessels W/O granuloma
Polyarteritis Nodosa
Medium Vessel; INFANTS, Asian; Strawberry tongue; coronary involvment (aneurysm or MI); fever, red eyes, LAD, rash, peeling hands and feet
Tx - IVIg + ASA
Kawasaki Dz (Mucocutaneous Lymph Node Syndrome)
C-ANCA (PR3); Nasal tract (Saddle nose); Lung nodule + cavitary lesion; Renal; Granulomatous inflammation, Necrotizing Vasculitis, Glomerulonephritis
Wegener’s Granulomatosis (Granulomatosis w/ Polyangiitis)
P-ANCA (MPO); Granulomas + Eosinophilia; Asthma; Palpable purpura
Churg-Strauss Syndrome (Eosinophilic Granulomatosis w/ Polyangiitis)
Young Male Smokers; Medium Vessel (Distal first); Thrombosis (loss of digits); Corkscrew Angiography
Thromboangiitis Obliterans (Buerger Dz)
Primary vs. Secondary Raynauds
Primary = 15-30; d/t cold or emotion; B/L; NO ischemia Secondary = >30; d/t CTD, Rx, other disorder, U/L; Ischemia
HLA-DR4; Large vessels (Cranial AA. + Aortic Arch); HA, jaw claudication, visual change, incr. ESR; >50yo; Giant Cells on Bx
Assoc: Polymyalgia Rheumatica (proximal, symmetrical stiff/sore/pain in shoulder, neck, pelvic girdles, NO inflamm or muscle enzyme abnormalities)
Giant Cell Arteritis (Temporal Arteritis)
Homogenous ANA+
Drug-induced SLE (Anti-Histone)
Speckled ANA+
Sjogrens (Anti-Ro/La)
Centromere ANA+
Limited Sclerosis (CREST)
Nucleolar ANA+
Diffuse Sclerosis (Scl70/Topo/RNA Pol)
Type III Hypersensitivity (Ag-Ab Complex deposition)
SLE