Merkel cell carcinoma  , also called neuroendocrine  cancer  of the skin, is a rare type of disease in which malignant  (cancer) cells  are found on or just beneath the skin and in hair follicles  . Merkel cell carcinoma usually appears as firm, painless, shiny lumps of skin. These lumps or tumors ... 

D. Pectasidesa, G. Papaxoinisa, E. Pectasidesa, H. Galanib, E. Razic, N. Katodrytise, G. Fountzilasd, T. Economopoulosa a2nd Department of Internal Medicine, Propaedeutic, Oncology Section, University of Athens, Attikon University Hospital, Haidari, b2nd Department of Medical Oncology, Henry Dunan... 

Merkel cell carcinoma (MCC) is an aggressive tumor, the incidence of which is seemingly increased in immunocompromised patients. We report on a new case of MCC occurring in a 69-year-old male liver transplant recipient 6.5 years after transplantation. The outcome was marked by early skin and lymph node... 

Merkel cell carcinoma is an uncommon aggressive primary cutaneous neuroendocrine carcinoma. Histologically, the differential diagnosis includes the ’small round cell’ tumor group, particularly metastatic small cell carcinoma and blastic hematological malignancies involving skin/soft tissues....