PMC4275779_01
DOTATOC-PET/CT 06/2013 showing first location of tumor recurrence.
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With the patient asymptomatic and tumor markers at normal levels, active surveillance was performed for further 6 months and finally Ga-DOTATOC-PET/CT was done, verifying two intraluminal lesions of the small intestine measuring 15 mm in diameter (Figs. 1 and 2).
DOTATOC-PET/CT 06/2013 showing second location of tumor recurrence.
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With the patient asymptomatic and tumor markers at normal levels, active surveillance was performed for further 6 months and finally Ga-DOTATOC-PET/CT was done, verifying two intraluminal lesions of the small intestine measuring 15 mm in diameter (Figs. 1 and 2).
Macroscopic appearance of neuroendocrine tumor recurrence.
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This time histological exams classified the tumors as high differentiated neuroendocrine carcinomas, the proximal one even with regional lymph node involvement (pT2, pN1 (1/1), G1 and pT1, pN0, G1) (Fig. 3).