Hiperbilirrubinemias Flashcards

1
Q

Fases de la transferencia de bilis a la sangre

A

Captacion hepatocelular
Union intracelular a ligandinas
Conjugación con UGT
Excreción por MRP2, MRP3 y OATP1B1-3

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Metodo para interrumpir el ciclo enteropatico de la bilirrubina

A

Fosfato de calcio + orlistat (inhibidor de lipasa)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Fármacos que inhiben captación hepática

A

Ac. Flavaspidico
Novobicina
Rifampicina

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Riesgo de kernicterus

A

Mayor 20 mg/100ml de bilirrubina

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Sx de Lucey Driscoll

A

Inhibidor de UGT1A1 en suero materno

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Sx crigler najjar

A
I 
- Ausencia de UGT1
- 20-45 mg/100ml 
- fototerapia 
II 
- menor 10% UGT1
- 3-8 mg/100ml
- Fenibarbital induce UGT1
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Sx gilbert

A
  • No se sabe la mutación
  • menor a 3mg/100ml
  • prevalencia mayor 8%
  • Metabolismo de irinotecan afectado
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Inhibidores de UGT1

A

Indinavir y atazanavir (VIH)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Sx dubin johnson

A

Mutación ABCCA (MRP2) afección en la excreción de bilirrubina.
2-5 mg/100ml
Prueba con sulfobromoftaleina (BSP)
Pigmentación hepática

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Sx Rotor

A

Autosómica recesivo, OATP1B1-3

El hígado no presenta pigmentación

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Colestasis intrahepatica recurrente benigna (BRIC)

A

A. Recesivo, gen FIC1
Crisis de prurito e ictericia
Aumento de aminotransferasas, F. Alcalina , B. Conjugada.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Colestasis intrahepatica familiar progresiva (FIC)

A
Tipo 1 (byler):
- mutación FIC1
- lactancia temprana 
- hepatopatia terminal 
Tipo 2: 
- mutación hermana de la glucoproteina P (proteina excretora dw acidos biliares) 
Tipo 3: 
- Mutación MDR3
How well did you know this?
1
Not at all
2
3
4
5
Perfectly