Uninodular goitre: can be either inactive or a toxic nodule. Multinodular goitre: can likewise be inactive or toxic, the latter called toxic multinodular goitre. Diffuse goitre: the whole thyroid appearing to be enlarged.
Background. Malignant carcinoid syndrome is the constellation of symptoms typically exhibited by patients with metastases from carcinoid tumors. This syndrome is characterized by hot, red flushing of the face; severe and debilitating diarrhea; and asthma attacks.Malignant carcinoid syndrome occurs in fewer than 10% of patients with a carcinoid tumor.Carcinoid tumors arise from neuroendocrine cells, which are widespread in the human body, especially in the organs derived from the primitive intestine.See the image below.his syndrome is characterized by hot, red flushing of the face; severe and debilitating diarrhea; and asthma attacks. Malignant carcinoid syndrome occurs in fewer than 10% of patients with a carcinoid tumor.
Appointments & care. At Mayo Clinic, we take the time to listen, to find answers and to provide you the best care. Malignant peripheral nerve sheath tumors are a type of cancer that occurs in the protective lining of the nerves that extend from the spinal cord into the body.Malignant peripheral nerve sheath tumors are also called neurofibrosarcomas.alignant peripheral nerve sheath tumors occur more frequently in people with an inherited condition that causes nerve tumors (neurofibromatosis) and in people who have undergone radiation therapy for cancer.