Insuficienta respiratorie Flashcards

1
Q

Insuficienta respiratorie apare cand

A

PaO2 < 60 mmHg / 8kPa

PaCO2 > 55 mmHg / 7kPa

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

Tip 1

Insuf respiratorie acuta hipoxemica apare in

A

boli care afecteaza tesutul pulmonar

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

Hipoxemia se datoreaza

A

sunturi dreapta-stanga

sau

alterare raport ventilatie / perfuzie (V/Q)

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

Cele mai frecvente cauze

A

pneumonie

leziuni pulmonare acute

edem pulmonar cardiogen

embolia

fibroza

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

Tip 2

Insuficienta ventilatorie apare cand

A

ventilatie alveolara insuficienta pt a inlatura V de CO2 produs prin metab tisular

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

Ventilatia alveolara inadecvata se poate datora

A

efort ventilator redus

incapacitate de a depasi o rezistenta crescuta la ventilatie

necompensare crestere a spatiului mort

productie de CO2

combinatie a acestor factori

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Cea mai frecventa cauza

A

BPOC

*altele

diformitati perete toracic

afectare musculatura respiratorie (sd. Guillain Barre)

deprimare centru respirator (supradozaj medicamentos)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Alterarea proprietatilor mecanice ale plamanilor + / - perete toracic

A

⇑ activitatea respiratorie

⇑ consumul de O2

⇑ prod de CO2 din muschii respiratori

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

Un factor implicat in patogeneza insuf respiratorii

A

oboseala musculara respiratorie

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

Cel mai sensibil indicator clinic al cresterii dificultatii respiratorii este

A

cresterea frecventei respiratorii

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

Capacitatea vitala

A

apreciere deteriorare

in special la pacientii cu insuf respiratorie datorata afectiunilor neuromusc (sd. Guillain Barre / miastenia gravis)

se agraveaza pierderea fortei musculare → CV scade

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

FEV1

A

astm in faza acuta

BPOC

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Nu este un indicator sensibil pentru modificarile oxigenarii

A

pulsoximetria

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Continutul de oxigen din sg arterial este determinat de

A

procentajul saturatiei de oxigen a Hb

+

PaO2

→ relatia lor e determinata de curba de disociere a oxiHb

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Raport PaO2 / FiO2

A

eval severitate insuf respiratorie

in special la pacientii cu ARDS

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