IRC Flashcards

1
Q

DFG selon le stade IRC?

A
> = 90
60-58
30-59
15-29
<15
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2
Q

effet hémoto visible dans la FSC d’une IRC?

A

anémie

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3
Q

[..?] is characterized by an inability to secret H+ in the distal tubule, a high urine pH, usually > 5,5, a severe decreased serum bic which is usually < 10 with the percentage of excreted bic after HCO3- as low as < 3% abd hypoK.

A

Renal tubular acidosis type I

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4
Q

effet hyper K sur ECG?

A

onde T pointue

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5
Q

effet hypoCa sur ECG?

A

allongement intervalle QT

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6
Q

Efficacité de la dialyse?

A

remplace 15% de la fonction rénale

ne permet pas les actions endocrinennes (erythropoïétine, calcitriol…)

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7
Q

Indications dialyse?

A

IR
DFG < 15 ml/min
*plus tôt si DB

difficulté à gérer la volémie/surcharge

hyperK

hyperPh

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8
Q

complications dialyse?

A

désordres ioniques
dialysis disequilibration syndrome (DDS)
infection
hémorragie

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9
Q

DDS? (dialysis disequilibration syndrome)

A

SNC disorder: sx neuro variable selon oedème cérébral

dx d’exclusion

r/o: encéphalopathie urémique, haémtome sous-dural, hypoNa, encéph induite par rx/substances

ssx: céphalée, no, désorientation, blurred vision, asterixis
papilloedème
*IRM ou TDM cérébral souvent fait dans le bilan

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10
Q

management dialysis disequilibration syndrome?

A

réduire PIC –> ajout agent hyperosmotic ou hyperoncotique dans le soluté de la dialyse
ou susbtitution du bicarbonate de Na pour du lactate de Na dans le dialysate.

mannitol iv permet e réduire la pression intracranienne

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11
Q

effet néfaste de l’activation des parat4 en IRC (en réponse à l’hypoCa)?

management?

A

ostéoporose
osteitis fibrosa cystica

BROWN TUMOURS on Xray
ou image nucléaire

management: analogues de la vit D
- cholecalcifero et ergocalciferol (pour IRC stade 1,2,3)
- calcitriol et alfacalcidol (IRC stade 4,5)

*spécifique pour osteitis fibrosa cystica = cinacalcet (un calcimimétique)

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