Color And Letter Coding; Iec Standard; Aami Standard - GE Healthcare B30 User's Reference Manual

Color and letter coding

IEC standard

3-lead ECG
R = red
L = yellow
F = green

AAMI standard

3-lead ECG
RA = white
LA = black
LL = red
Position 5-lead ECG
on body
surface
right arm R = red
left arm L = yellow
left leg F = green
N = black
C = white
Position 5-lead ECG
on body
surface
right arm RA = white
left arm LA = black
left leg LL = red
RL = green
V = brown
Position Position on
surface
on body
surface
right arm right arm
left arm left arm
left leg left leg
right leg (neutral) right leg (neutral)
chest 4th intercostal
space at right
border of sternum
Position Position on
surface
on body
surface
right arm right arm
left arm left arm
left leg left leg
right leg (neutral) right leg (neutral)
chest 4th intercostal
space at right
border of sternum
ECG
11-5