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Flashcards in Echo Values -- Deck (75)
1
Q

Normal LA volume index

A

<34 ml/m squared

16-34 ml/ m squared

2
Q

Normal male LA (m-mode and 2D linear)

A

<40 mm

3
Q

Normal female LA (m-mode and 2D linear)

A

<38 mm

4
Q

Male severe LA

A

> 52 mm

5
Q

Female severe LA

A

> 47 mm

6
Q

Normal RA minor dimension

A

<44 mm

Abnormal is greater then 44 mm

7
Q

Normal RA major dimension

A

<53 mm

Abnormal is greater then 53 mm

8
Q

Normal male RA volume index

A

_< 32 ml/m squared

Abnormal is greater then 32

9
Q

Normal female RA volume index

A

_< 27 ml/m squared

Abnormal is greater then 27

10
Q

Normal RA area

A

<18 cm squared

Abnormal is greater then 18

11
Q

Mild LA volume index

A

35-40 ml/ m squared

12
Q

Severe LA volume index

A

> 48 ml/m squared

13
Q

When measuring the LA in 2 planes the length should not differ by more then

A

> 5 mm

14
Q

Pulsed wave cannot measures velocities over …

A

2-2.5 m/s

15
Q

How many beats should you measure if there’s an Arrhythmia

A

3-5

16
Q

A 20 degree offset from flow direction = a ——-% underestimation of blood flow

A

6%

17
Q

For a stenosis to cause an underestimation of a pressure gradient it’s length has to be

A

> 10 mm

18
Q

Proximal velocities have to be increased over —- to use the expanded Bernoulli equation

A

_> 1.2 m/s

19
Q

In IVCT the pressure in the LV changes from what

A

5-80 mmHg

20
Q

IVCT lasts how long?

A

30-50 ms

21
Q

Aorta systolic pressure

A

120 mmHg

22
Q

Aorta diastolic pressure

A

70 mmHg

23
Q

Aorta mean pressure

A

85 mmHg

24
Q

RA mean pressure

A

4 mmHg

25
Q

RV systolic pressure

A

25 mmHg

26
Q

RV diastolic pressure

A

4 mmHg

27
Q

LV systolic pressure

A

120 mmHg

28
Q

LV diastolic pressure

A

10 mmHg

29
Q

LA mean pressure

A

10 mmHg

30
Q

PA systolic pressure

A

25 mmHg

31
Q

PA diastolic pressure

A

10 mmHg

32
Q

PA mean pressure

A

16 mmHg

33
Q

Normal Parasternal / Linear EF

A

_> 55%

34
Q

Normal male simpsons EF

A

52-72%

35
Q

Normal female simpsons EF

A

54-74 %

36
Q

Normal Fractional Shortening for male and female

A

> 25%

37
Q

Normal women linear fractional shortening

A

27-45%

> 25%

38
Q

Severe women linear fractional shortening

A

_<16 %

39
Q

Normal male linear fractional shortening

A

25-43 %

> 25%

40
Q

Severe male linear fractional shortening

A

_<14%

41
Q

Severe parasternal / linear EF for male and female

A

_<30%

42
Q

Women normal LV size

A

_<53 mm

43
Q

Women severe LV size

A

_>62 mm

44
Q

Normal male LV size

A

_<59 mm

45
Q

Severe male LV size

A

_> 69 mm

46
Q

Severe simpsons EF for male and female

A

<30 %

47
Q

Dp/Dt arbitrary points on the velocity

A

1 m/s

3 m/s

48
Q

Dp/Dt measures how much time it takes for the LV to produce

A

32 mmHg

49
Q

Normal Dp/Dt

A

> 1200 mmHg/s

50
Q

Severe Dp/Dt time

A

<800 mmHg/s

51
Q

Normal time for LV to generate 32 mmHg

A

<27 ms

52
Q

Severe abnormal amount of time for the LV to generate 32 mmHg

A

> 40 ms

53
Q

Normal LV MPI (conventional Doppler method)

A

<0.44

54
Q

Normal LV MPI (tdi method)

LIMP

A

<0.6

55
Q

Normal TV MPI (tdi method)

RIMP

A

<0.55

56
Q

Normal RV basal cavity diameter

A

_< 41 mm

57
Q

Normal RV mid cavity diameter

A

_<35 mm

58
Q

Normal RV length

A

_<86 mm

59
Q

Normal RVOT diameter prox

A

_<33 mm

60
Q

Normal RVOT diameter distal

A

_<27 mm

61
Q

Normal RV TDI s prime

A

_>9.5 cm/s

62
Q

Normal RV fractional area change

A

_>35%

63
Q

Normal RV MPI (conventional Doppler method)

A

_<0.43

64
Q

Normal RV tapse

A

_>17mm

65
Q

Normal IVRT time

A

50-100 ms

<94 ms

66
Q

Early filling contributes what % of total diastolic filling

A

70-80%

67
Q

Normal early filling time

A

150-200 ms

Up to 220 ms

68
Q

Normal left atrial index

A

<34 ml/m squared

69
Q

Normal female LA

A

<38 mm

70
Q

Normal male LA

A

<40 mm

71
Q

With systolic / forward failure / HFrEF / left side CHF the EF is what

A

<40%

Reduced

72
Q

With diastolic / backward failure / HFnEF with EF is what

A

Normal

>55%

73
Q

Normal LAP pressure

A

6-12 mmHg

74
Q

LAP that is pulmonary hypertension

A

> 18 mmHg

75
Q

Normal IVC diameter

A

> 21 mm