Dermatomes
· Test for abnormalities in sensitivity by using a pinwheel, paper clip or finger
nail
· The athlete should close his/her eyes and give the therapist feedback with
regards to various stimuli
· All tests should be compared bilaterally
Nerve Root Dermatome Patterns
Upper Extremity
C1 Top of head
C2 Temporal & occipital regions of head
C3 Neck and posterior cheek
C4 Superior shoulder and clavicle
C5 Deltoid patch & lateral arm
C6 Lateral forearm, thumb and index finger
C7 Posterior lateral forearm & middle finger
C8 Medial forearm, ulna border & ring/little fingers
T1 Medial side of forearm & upper arm
Lower Extremity
L1 Back, hip and groin
L2 Anterior superior thigh, medial thigh above knee
L3 Back, anterior thigh and medial knee
L4 Lateral thigh/knee, anterior medial lower leg to medial aspect
of big toe
L5 Lateral knee and lateral lower leg and top of foot
S1 Buttocks, posterior lateral thigh and lateral plantar surface of
foot
S2 Buttocks, posterior medial thigh and medial plantar surface
of foot
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