PLAX and Values

Question 1

End Diastole Measurements

Answer 1

IVSd
LVIDd
LVPWd

Sinus of Valsalva
Ascending Ao

Question 2

IVSd normal

Answer 2

Men: 6-10mm
Women: 6-9mm

Question 3

LVIDd normal

Answer 3

Men: <59mm
Women: <53mm

Question 4

LVPWd normal

Answer 4

Men: 6-10mm
Women: 6-9mm

Question 5

Sinus of Valsalva normal

Answer 5

</= 3.7cm

Question 6

Ascending Ao normal

Answer 6

</= 3.4cm

Question 7

Mid Systole Measurements

Answer 7

LVOT

Question 8

LVOT normal

Answer 8

1.8-2.2cm

Question 9

End Systole Measurements

Answer 9

LVIDs
LA

Question 10

LA normal

Answer 10

Men: </=40mm
Women: </=38mm

Question 11

Teichholz EF formula

Answer 11

LVIDd^3= EDV
LVIDs^3= ESV

EDV-ESV
————— x 100
EDV

Question 12

Teichholz EF normal

Answer 12

> /= 55%

Question 13

Fractional Shortening formula

Answer 13

LVIDd - LVIDs
————— x 100
LVIDs

Question 14

Fractional Shortening normal

Answer 14

25-47%

Question 15

RWT normal

Answer 15

0.22-0.42

Question 16

LV mass index normal

Answer 16

Men: </= 115g/m^2
Women: </= 95g/m^2

Question 17

RVSP formula

Answer 17

4(peak TR vel)^2 + RAP

Question 18

RVSP normal

Answer 18

< 35mmHg

Question 19

When is RAP = 3?

Answer 19

</= 21mm IVC
>/= 50% collapsible

Question 20

When is RAP = 8?

Answer 20

</= 21mm IVC
< 50% collapsible

OR

> 21mm IVC
50% collapsible

Question 21

When is RAP = 15?

Answer 21

> 21mm IVC
< 50% collapsible

Question 22

Which TV valves are seen in PLAX?

Answer 22

Posterior (right)
Anterior (left)

Question 23

Which PV valves are seen in PLAX?

Answer 23

Left cusp (right)
Right cusp (left)

Question 24

Which AV valves are seen in PLAX?

Answer 24

RCC (anterior)
NCC (posterior)