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► Med Misc 44 > Pulmonary artery catheter > Flashcards

Pulmonary artery catheter Flashcards

1
Q

what is the PA cath used for

A

to assess LV function

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2
Q

the shaft markings on the PA cath are in what increments?

A

10cm

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3
Q

How for to the right atrium? right ventricle? pulmonary artery?

Subclavian

A

15 cm

25cm

40 cm

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4
Q

How for to the right atrium? right ventricle? pulmonary artery?

Right IJ

A

20 cm

30 cm

45 cm

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5
Q

How for to the right atrium? right ventricle? pulmonary artery?

Left IJ

A

25 cm

35 cm

50 cm

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6
Q

how to remembe the distancs to the right atrium? right ventricle? pulmonary artery?

A

know right atrium length

add 10cm for right ventricle

ad 15 cm for Pulmonary artery

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7
Q

What is the pressure in the right atrium and describe the wave form

A

1-8mmhg

low aplitude

has a wave and v wave

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8
Q

the right atrial pressures equals what?

A

cvp

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9
Q

What is the pressure in the right ventricle and describe the wave form

A

systolic 15-25 mmHg diastolic 1-8 mmHg

larger than atria (d/t increased pressure)

Downstroke WITHOUT dicrotic notch

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10
Q

What is the pressure in the pulmonary artery (include mean) and describe the wave form

A

systolic 15-25mmHg Diastolic 8-15mmHg

Mean 10-20mmHg

smaller than ventricular wave form

Diastolic step up

dicrotic notch present (pulmonic valve closure)

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11
Q

what is normal PCWP

A

6-12 mmHg

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12
Q

what does PCWP measure?

A

back pressure form the pulmonary veins

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13
Q

the PCWP is NEVER higher than what pressure?

A

PA diastolic pressure

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14
Q

what 3 heart measurments all have the values of 0-8mmHg and thus equal each other?

A

RAP=CVP=RVEDP

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15
Q

what 2 heart pressures have the value of 15-25 mmHg and thus equal each other

A

RVS=PAS = 15-25 mmHg

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16
Q

what is PAD pressure?

17
Q

what would happen to CVP and PCWP?

hypovolemia

A

CVP low

PCWP low

18
Q

what would happen to CVP and PCWP?

LV failure

A

CVP normal/hig

PCWP high

19
Q

what would happen to CVP and PCWP?

Cardiac tamponade

A

CVP high

PCWP high

20
Q

you inserted this swan-ganz in to the RIJ, for each location state:

where the tip of the catheter is located

how far the catheter has been inserted

and normal pressures

A
  • A) right atrium, 20 cm, 1-8mmHg
  • B) right ventricle 30cm, 15-25 / 1-8mmHg
  • C) PA, 45cm, 15-25/ 8-15mmHg Mean 10-20mmHg
  • D) PCWP 45-50cm, 6-12mmHg

► Med Misc 44 (72 decks)

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