Poorly differentiated neuroendocrine rectal carcinoma with uncommon immune-histochemical features and clinical presentation with a subcutaneous metastasis, treated with first line... oleh Gemma Bruera, Antonio Giuliani, Lucia Romano, Alessandro Chiominto, Alessandra Di Sibio, Stefania Mastropietro, Pierluigi Cosenza, Enrico Ricevuto, Mario Schietroma, Francesco Carlei, on behalf of Oncology Network ASL1 Abruzzo