Final diagnosis | Number of patients |
Non-Hodgkin lymphoma | 7 |
Hodgkin disease | 5 |
Metastatic adenocarcinoma | 4 |
Paraganglioma | 3 |
Neurofibroma | 2 |
Retro-peritoneal fibrosis. | 2 |
Hayalinized tissue after chemotherapy for NHL | 1 |
Necrotic tumor | 2 |
Total | 26 |