Mecanisme Fizpat Semio

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STENOZA MITRALAorificiului mitraldeschidere insuficienta a VM in timpul D = BARAJ I mitral Sg din v.p+Sg rezidual=AS umplerea VS Vdiastolic A HAS+dil+pintraA p v.p p c.p alveolarinterstitial- EPA HTVCP+fen de IVSvasoconstr a.pHTAP=BARAJ II arteriolar HVD+dil ICD cu staza venoasa