HTP Flashcards

1
Q

Ce este HTP (hipertensiunea portala)?

A

un sindrom clinic caracterizat prin
-cresterea cronica a presiunii sangelui in VP si afluentii sai >/= 10mmHg
-cresterea gradientului venos portocav >/= 5 mmHg

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2
Q

cum apare HTP?

A

apare din cauza unui obstacol in circuitul vascular care dreneaza sangele din teritoriul port spre cel venos hepatic

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3
Q

care este consecinta HTP?

A

formarea unor retele circulatorii colaterale care sunteaza ficatul

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4
Q

care sunt complicatiile severe ale HTP?

A

HDS prin rupere variceala
ascita
sdr hepatorenal
encefalopatia portosistemica

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5
Q

care este cauza principala a HTP?

A

CIROZA HEPATICA

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6
Q

cum se clasifica HTP?

A

prehepatic
intrahepatic- presinusoidala, sinusoidala, postsinusoidala
posthepatic

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7
Q

care sunt cauzele prehepatice ale HTP?

A

-malformatii ale trunchiului port
-pileflebita, piletromboza
-cavernom portal
-compresiuni sau invazii ale VP
-tromboza venei splenice
-cresterea fluxului splenic sau hepatic

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8
Q

care sunt cauzele intrahepatice ale HTP?

A

-presinusoidal- fibroza hepatica congenitala. sarcoidoza, fct toxici
-sinusoidala- ciroza hepatica, hiperplazia nodulara, hep acuta fluminanta
-postsinusoidala- hepatita alcoolica

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9
Q

cauzele posthepatice ale HTP?

A

malformatii congenitale si tromboze VCI
pericardita constrictiva
afeciuni ale valvelor tricuspide

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10
Q

care sunt consecintele HTP?

A

-dezvoltarea colateralelor portosistemice
-gastropatia portal hipertensiva
-entero-colopatia portal hipertensiva
-splenomegalie
-scaderea debitului portal efectiv hepatic
-sdr hepatopulmonar
-hipertensiunea arteriala pulmonara
-ascita
-sdr hepatorenal

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11
Q

care sunt complicatiile htp?

A

HDS
ascita
encefalopatia hepatica
sdr hepatorenal

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