CM5 - pancréas Flashcards

1
Q

pathos du pancreas infla et tumorales?

A

infla: pancreatite aigue et chronique
tumorale: adenocarcinome, tumeurs kystiques, tumeurs neuroendocrines

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2
Q

qu’est-ce qui active la trypsinogene en trypsine dans la pancreatite

A

cathepsine b au lieu de l’enterokinase dans le duodenum peut etre?

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3
Q

mecanismes de protection?

A

proenzymes
enterokinase dans duodenum
flux hco3- eau
inhibiteur de trypsine
segregation dans compartiments

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4
Q

severite au ct scan?

A

score de balthazar

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5
Q

consequence de la baisse du pH

A

inactivation de la lipase pancréatique si ph moins que 4.5
precipitation des sels biliaires

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6
Q

pancreas en saucisse?

A

autoimmun

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7
Q

puestow?

A

cx decompression intestin dans canal

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8
Q

whipple?

A

enleve tete et duodenum
lien jejunum queue
lien choledoque jejunum
lien estomac jejunum

20% operable (cancers pancréatiques) + chimio radio neo
survie 5-20%

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9
Q

insulinome rarement malin

A

V (10%)

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