C4A - Merkel cell carcinoma
C4A.0 - Merkel cell carcinoma of lip
C4A.1 - Merkel cell carcinoma of eyelid, including canthus
C4A.10 - Merkel cell carcinoma of unspecified eyelid, including canthus
C4A.11 - Merkel cell carcinoma of right eyelid, including canthus
C4A.12 - Merkel cell carcinoma of left eyelid, including canthus
C4A.2 - Merkel cell carcinoma of ear and external auricular canal
C4A.20 - Merkel cell carcinoma of unspecified ear and external auricular canal
C4A.21 - Merkel cell carcinoma of right ear and external auricular canal
C4A.22 - Merkel cell carcinoma of left ear and external auricular canal
C4A.3 - Merkel cell carcinoma of other and unspecified parts of face
C4A.30 - Merkel cell carcinoma of unspecified part of face
C4A.31 - Merkel cell carcinoma of nose
C4A.39 - Merkel cell carcinoma of other parts of face
C4A.4 - Merkel cell carcinoma of scalp and neck
C4A.5 - Merkel cell carcinoma of trunk
C4A.51 - Merkel cell carcinoma of anal skin
C4A.52 - Merkel cell carcinoma of skin of breast
C4A.59 - Merkel cell carcinoma of other part of trunk
C4A.6 - Merkel cell carcinoma of upper limb, including shoulder
C4A.60 - Merkel cell carcinoma of unspecified upper limb, including shoulder
C4A.61 - Merkel cell carcinoma of right upper limb, including shoulder
C4A.62 - Merkel cell carcinoma of left upper limb, including shoulder
C4A.7 - Merkel cell carcinoma of lower limb, including hip
C4A.70 - Merkel cell carcinoma of unspecified lower limb, including hip
C4A.71 - Merkel cell carcinoma of right lower limb, including hip
C4A.72 - Merkel cell carcinoma of left lower limb, including hip
C4A.8 - Merkel cell carcinoma of overlapping sites
C4A.9 - Merkel cell carcinoma, unspecified