
Keywords: عامل رونویسی تیروئید 1; CK20; differential diagnosis; lymph nodes; MCPyV; Merkel cell carcinoma; metastasis; neuroendocrine carcinoma; TTF-1; CK; cytokeratin; CT; computed tomography; ELECTHIP; elderly age, location of tumor, extent of the disease, cytokerain expression, TTF-1 e