Merkel cell carcinoma. a. Left upper eyelid Merkel cell carcinoma involving full-thickness of upper eyelid and measuring between 10 mm and 20 mm with no evidence of nodal or distant metastasis; thus an AJCC stage T2b N0M0. b. Left upper eyelid sebaceous carcinoma measuring greater than 20 mm in diameter involving full-thickness ofeyelid, without evidence of nodal or distant metastasis; thus an AJCC stage T3aN0M0. c. Right lateral canthal squamous cell carcinoma extending beyond the boundaries of the orbit without evidence of nodal or distant metastasis; thus an AJCC stage T3b NOMO.