Doctor insights on:
Are carcinoid tumors carcinoma? Is malignant metastatic stomach carcinoma that's hereditary a carcinoid cancer? carcinoid Neuroendocrine tumors?
Carcinoid refers to neuroendocrine tumors originating in gastrointestinal (GI) tract, lungs and appendix. They are usually indolent developing over many years. Aggressive, fast-growing forms such SCLC known as Oat Cell Ca of lung represents neuroendocrine carcinoma that exhibits rapid growth and early spread to distant sites. They are sensitive ...Read more
Neuroendocrine tumor: It is a relatively benign type of tumor that can secrete a variety of hormones, most notably serotonin. They are most commonly found in the gut or the lungs. They do not come from the lining of the lungs or the gut (as adenocarcinomata do). They come from a different line of cells. Carcinoid syndrome occurs when large amounts of serotonin get into the bloodstream, assoc with flushing and diarrhea. ...Read more
Small organ: The thymus is a small organ in the anterior mediastinum. There are several different tumors, but a thymoma is the most common. Thymic carcinoma is just not a common tumor. It may be related to the volume of the gland. Same as eye: very rare to have eye cancers, and it is also a small organ. This is not always true though -- testes are small, but they have many cancers per year. ...Read more
Benign tumors exist.: Lung cancer is the most common visceral cancer in the world today. Because of this, the presence of a mass lesion in the lungs is concerning. Importantly, not all lung tumors are malignant, and that is good news. The most common type of benign tumor is called a pulmonary hamartoma. These benign tumors account for about 10% of small solitary lung lesions identified by imaging studies. ...Read more
Depends: A thymoma is a malignant tumor of the thymus, and the seriousness depends on details in the pathology report. An ectopic thymus and a hamartoma are both benign, but if the report says "thymoma" then it is probably malignant although not necessarily very serious if completely removed. Discuss with your surgeon! ...Read moreSee 1 more doctor answer
MFH: Malignant fibrous histiocytoma is an umbrella term used to describe a range of more specific sarcomas. Although many of these tumors have unique cytogenetic profiles, they are largely not hereditary. ...Read more
Serious diagnosis: Glioblastoma multiforme is something that deserves aggressive attention. Although the overall prognosis for patients is poor, there are subsets of patients that have modest rates of being alive at 5 years with newer medications. Also, even newer treatments continue to be tested, including vaccines. Typically surgery is done first, followed by chemotherapy and radiation. ...Read more
Does carcinoid syndrome/ carcinoid tumors always present with frequent diarrhea and constipation?
Possibly: Virchows node is a node in the left supraclavicular area, it is associated with the lymphatic drainage from the abdomen and can be a site of metastasis form abdominal cancers. It was classically described with gastric cancer but other abdominal malignancies could present this way ...Read moreSee 2 more doctor answers
Likely: Thymoma generally considered a slow growing form of cancer that begins in the thymus. Thymomas should be removed. Individuals with thymoma should have thorough evaluation by a thoracic surgeon. The following links may provide more information: http://goo.Gl/mqtn1 and this one: http://goo.Gl/oetwz and this one: http://goo.Gl/yjnh5. ...Read moreSee 1 more doctor answer