Saswati Halder, Sabyasachi Banerjee, Atin Halder, Joly Seth.
Metastatic adenocarcinoma of unknown primary origin.
J Pak Assoc Derma Jan ;21(4):298-300.

Cancer of unknown primary (CUP) origin is the diagnosis when metastatic cancer is found but the primary site cannot be determined. The peculiarity of our case is eleven months after the occurrence of two lesions of florid cutaneous metastases, the primary tumor or metastasis to a second organ could still not be identified despite thorough investigation.

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