This article is designed to help you understand your pathology report for well differentiated neuroendocrine tumour of the small intestine. Each section explains an important aspect of the diagnosis and what it means for you. What is a well differentiated neuroendocrine tumour? A well differentiated neuroendocrine tumour (NET) is a type of small intestinal cancer …
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Poorly differentiated neuroendocrine carcinoma (NEC) is a rare and aggressive type of stomach cancer. It develops from specialized neuroendocrine cells found in the lining of the stomach. These cells normally help regulate digestive functions by releasing small hormone-like molecules. In NEC, these cells become cancerous and divide quickly, often forming a large tumor that can …
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Lentigo maligna melanoma is a type of melanoma, a skin cancer that develops from melanocytes, the pigment-producing cells of the skin. It arises in skin with heavy long-term sun damage, such as the face, neck, and arms, and it usually affects older adults with lighter skin. It begins as a noninvasive cancer called lentigo maligna, …
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Striated duct adenoma is a rare, benign tumour that develops in the salivary glands, most often in the parotid gland, situated in front of and below the ears. The tumour is made up of small ducts (tiny tube-like structures) similar to those normally found in the salivary glands. These tumours are typically slow-growing and do …
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HPV-associated squamous cell carcinoma is a type of cancer that starts from squamous cells, which are flat cells lining the inside of the nasal cavity and the paranasal sinuses. The nasal cavity is the hollow space inside the nose that helps warm and filter air, while the paranasal sinuses are air-filled spaces in the bones …
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IgG4-related disease is a rare autoimmune condition where the immune system becomes overactive and mistakenly attacks healthy tissues in the body. It can affect many organs, including the pancreas, salivary glands, bile ducts, kidneys, and lymph nodes. This disease is called “IgG4-related” because it is associated with increased levels of a specific antibody called IgG4. …
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Adult T-cell leukemia/lymphoma (ATLL) is a rare type of blood cancer that develops from T cells, a type of white blood cell that helps the immune system fight infection and regulate immune responses. When ATLL mainly affects the blood and bone marrow, it behaves like a leukemia. When it grows as a solid mass in …
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Actinic cheilitis is a precancerous condition that affects the lips, most commonly the lower lip. It develops after many years of exposure to ultraviolet (UV) radiation, usually from sunlight. The lips are covered by a thin layer of skin and mucosa that is more sensitive to sun damage than other areas of the body. Over …
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Pathologists use the term atypical melanocytic proliferation to describe a skin growth composed of melanocytes (the cells that produce pigment) that does not appear completely normal under the microscope. The growth shows some unusual or atypical features, but not all of the features needed to confidently call it benign (noncancerous) or malignant (cancerous). It is best thought of …
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A nevus (plural: nevi) is the medical term for a growth or spot on the skin that develops from melanocytes, the cells that produce melanin, the pigment that gives skin and hair their color. Most nevi are harmless and are commonly called moles, although the term nevus covers a wide range of pigmented and non-pigmented …
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