Problem 2RCQ: How does pressure at the bottom of a body of water relate to... How does pressure at the bottom of a body of water relate to the weight of water above each square meter of the bottom surface? Chapter , Problem is solved.
The mutations that cause carcinoid tumors often affect the MEN1 gene, the same gene responsible for most familial neuroendocrine tumors and neuroendocrine cancers. But not much is known about exactly what causes these gene changes. Doctors do know that carcinoid tumors start out very small and grow slowly. When patients have parts of their stomach or small intestine removed to treat other diseases, taking a close look under the microscope often shows small groups of neuroendocrine cells that look like tiny carcinoids.
Hepatocellular carcinoma accounts for most liver cancers. This type of cancer occurs more often in men than women. It is usually seen in people age 50 or older. Hepatocellular carcinoma is not the same as metastatic liver cancer, which starts in another organ (such as the breast or colon) and spreads to the liver.In most cases, the cause of liver cancer is scarring of the liver (cirrhosis).Cirrhosis may be caused by: 1  Alcohol abuse. 2  Autoimmune diseases of the liver.epatocellular carcinoma is not the same as metastatic liver cancer, which starts in another organ (such as the breast or colon) and spreads to the liver. In most cases, the cause of liver cancer is scarring of the liver (cirrhosis). Cirrhosis may be caused by: 1  Alcohol abuse. 2  Autoimmune diseases of the liver.