C2
Occipital protuberance
C3
Supraclavicular fossa
C4
Top of AC joint
C5
Lateral antecubital fossa
C6
Thumb
C7
Middle finger
C8
Little finger
T1
Medial antecubital fossa
T2
Apex of axilla
T3
Third IC space
T4
Fourth IC space (nipple line)
T5
Fifth IC space
T6
Sixth IC space
T7
Seventh IC space
T8
Eighth IC space
T9
Ninth IC space
T10
10th IC space (umbilicus)
T11
11th IC space
T12
Midpoint of inguinal ligament
L1
Halfway between T12 and L2
L2
Midanterior thigh
L3
Medial femoral condyle
L4
Medial malleolus
L5
Dorsum of foot at 3rd MTP joint