Portal HTN Flashcards

1
Q

portal vein normal pressure

A

5-8mmhg

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2
Q

Portal hypertension

A

> 10-12mmhg

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3
Q

Some of collaterals

A

Left renal v
Diaphragm
Retroperitoneum
V

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4
Q

Varices incidence

A

90% of cirrhotic
1/3 will bleed with 25%mortality

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5
Q

Specific managment of varices

A

Urgent Endoscopic (within 2-12h) therapy
1. Banding
2. Sclerotherapy
• IV vasoconstrictors
• TIPS
• Surgical shunting

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6
Q

Acute varices TTT oof choice

A

sclerotherapy and banding

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7
Q

Examples of vaso pressor

A

Terlipressin.
■ Somatostatin.
■ Octreotide.

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8
Q

Balloon tamponade CI

A

Severe hge
Can be left up to 12h

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9
Q

Emergency surger(last option)

A

TIPS
• Esophageal transection and ligation
Acute portosys shunt

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10
Q

Varices prevention

A

NON SELECTIVE B OR ALPHA AND BETA BLOCKER(CArvidelol)
1)Oral propranolol
(*decrease in cardiac output (B1),
*blockade of β2 vasodilator receptors on the
splanchnic A)1st line

2)Endoscopic ablation(Banding

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11
Q

Major risk of shunts

A

Encephalopathy

The ‘shunts’ performed are usually an end-to-
side portocaval anastomosis or a selective
distal splenorenal

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12
Q

Devascularization procedures including
esophageal transection

A

do not produce
encephalopathy

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13
Q

Intrahepatic portal HTN

A

Schistosomiasis
PBC

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14
Q

Post hepatic obstruction

A

IVC
VENO OCCLOSIVE
budd-chiari syndrome

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15
Q

PrehePatic obs

A

Portal vein thrombosis

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