The piece removed was sent to pathology which reported an IPMN with carcinoma in situ that involved the head of the pancreas. The tumor was 2.5 cm x 2 cm x 2 cm without infiltrating compromise or lymphovascular or peri-neural invasion. The margins of the section tumor-free, and the lymph nodes were negative for malignancy Figure 4. In 1996 Ohhashi et al.
Se envía la pieza a patología y reporta: NMPI con carcinoma in situ que compromete la cabeza del páncreas, tamaño tumoral 2,5 x 2 x 2 cm, no se observa compromiso infiltrante, invasión linfovascular ni perineural, márgenes de sección libres de tumor, ganglios linfáticos negativos para malignidad figura 4.