T23.1 - Burn of first degree of wrist and hand
T23.14 - Burn of first degree of multiple fingers (nail), including thumb
T23.141 - Burn of first degree of multiple right fingers (nail), including thumb
T23.142 - Burn of first degree of multiple left fingers (nail), including thumb
T23.149 - Burn of first degree of unspecified multiple fingers (nail), including thumb