Neuroendocrine Tumours Home A-Z Health Information Health Library A-Z Neuroendocrine Tumours Overview Neuroendocrine tumours are tumours that arise from neuroendocrine cells found throughout the body. They can be benign or malignant and often produce hormones. Symptoms FlushingDiarrhoeaAbdominal pain. Diagnosis Blood and urine tests: To measure hormone levels.Imaging studies: To locate the tumour.Biopsy: To confirm the diagnosis. Treatment Depends on the tumour type and location and may include surgery, medications to control hormone production, targeted therapies, or chemotherapy.Regular monitoring is important to manage symptoms and detect any tumour recurrence or progression.Early detection and personalised treatment improve outcomes for patients with neuroendocrine tumours.