What does mucinous mean? Mucinous is used in pathology reports to describe the presence of a material called mucin inside cells (intracellular mucin) or in the tissue surrounding the cells (extracellular mucin). Mucin is a protein that is used to make a thick fluid called mucus. Mucin is made by many normal cells throughout the …
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What is mucicarmine? Mucicarmine is a special stain test (using a colouring stain) performed by pathologists to look for a type of protein called mucin. Mucin is made by specialized epithelial cells and it helps protect cells from damage. Mucin-producing cells are very common in the digestive tract (notably the colon) and the respiratory tract …
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Mucinous cystadenoma (ovary)

What is mucinous cystadenoma? A mucinous cystadenoma is a non-cancerous type of ovarian tumour.  While these tumours are non-cancerous, they can grow to be very large in size and can cause significant symptoms for many patients. The ovary The ovaries are part of the female reproductive tract. The ovaries are small organs that are located …
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Mucinous borderline tumour of the ovary

What is a mucinous borderline tumour? A mucinous borderline tumour is a non-cancerous type of ovarian tumour. While the tumour is considered non-cancerous, it is associated with a small risk of turning into cancer over time. The behaviour of this tumour is thought to fall somewhere in between a mucinous cystadenoma which is a non-cancerous …
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Low grade appendiceal mucinous neoplasm (LAMN)

What is low grade appendiceal mucinous neoplasm (LAMN)? Low grade appendiceal mucinous neoplasm (LAMN) is a tumour that starts in the appendix, a small finger-shaped organ that connects with your large bowel (colon) by a thin opening. Is low grade appendiceal mucinous neoplasm a type of cancer? Most LAMNs behave like non-cancerous tumours. This is …
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What is mucin? Mucin is a protein made by cells. It is used to make a thick fluid called mucus. Mucus is normally found in saliva and other substances throughout the body. When viewed under the microscope, mucin has a light blue or grey colour. A special stain called mucicarmine makes can be performed to …
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