04.08 - CV Misc 1 (Nichols) Flashcards
Transverse bands of hyper-contracted sarcomeres is called
Contraction banding
2 Malignant Vascular Neoplasms
Angiosarcomas, Hemangiopericytoma
A large facial telangiectasia in a child w mental deficiency may indicate
Presence of additional vascular malformations
Age and race of Prinzmetal angina
Japanese less than 50
Arterial ulcers, in contrast to venous, are
painful, punched out or stellate. Surrounding skin red and taut
Autosomal dominant disorder caused by mutations in TGF-beta signaling in endothelial cells
Hereditary Hemorrhagic Telangiectasia (Osler-Weber-Rendu)
Benign, very painful tumors arising from specialized SM cells of Glomus Bodies
Glomus Tumors
Capillary hemangiomas that manifest as rapidly growing red pedunculated lesions on skin, gingival, or oral mucosa
Pyogenic Granulomas
Cavernous Hemangiomas are one component of
von Hippel-Lindau Disease
CD31 is a marker for
Endothelial cells
Compared with Capillary Hemangiomas, Cavernous Hemangiomas are
More infiltrative, deeper, do not spontaneously regress
Coronary artery hyperreactivity is sometimes called
Cardiac Raynaud
Endothelial cell marker
CD31
Erythematous, scaling, and eczematous patches or plaques on LE’s
Stasis Dermatitis frequently presents with
Good test for DVT
D-Dimer
Hereditary Hemorrhagic Telangiectasia (Osler-Weber-Rendu) is caused by mutations in
TGF-beta signaling in endothelial cells
Hereditary Hemorrhagic Telangiectasia is aka
Osler-Weber-Rendu
Histologic Findings in acute cases of Ischemic Dilated CM (Takotsubo CM)
Contraction band necrosis
Homans Sign
Calf pain with forceful dorsiflexion of foot (not a good test)
How do the bac’s in Bacillary Angiomatosis cause proliferation
Induce host tissues to produce HIF-1alpha, which drives VEGF