Anal intraepithelial neoplasia is a condition that affects the cells lining the anus. It is considered a precancerous disease, which means that while the cells show abnormal changes, they are not yet cancer. However, in some cases, these abnormal cells can develop into a type of cancer called squamous cell carcinoma over time. The risk …
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E-cadherin (also called cadherin-1) is a protein found on the surface of most epithelial cells. Epithelial cells are the cells that line many surfaces in the body, including the skin, glands, and the inside of organs such as the breast, stomach, and colon. E-cadherin helps these cells stick together and maintain their structure and organization. …
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Invasive mammary carcinoma is a diagnosis used to describe a cancerous tumour in the breast that has not been subclassified into a more specific type of breast cancer. Additional tests often result in the tumour being subclassified as invasive ductal carcinoma or invasive lobular carcinoma. Is invasive mammary carcinoma a type of breast cancer? Yes. …
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What does acute cholecystitis mean? Acute cholecystitis means active or ongoing inflammation of the gallbladder, a small pear-shaped organ that sits just under the liver. What causes acute cholecystitis? The most common cause of acute cholecystitis is the presence of a gallstone in the cystic duct, a small tube that allows for the flow of …
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Erosive esophagitis is a condition where the inner lining of the esophagus (the tube that carries food from your mouth to your stomach) becomes damaged and inflamed. This damage causes the cells that normally cover the inside of the esophagus to break down or slough off, creating open areas called erosions. What causes erosive esophagitis? …
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Herpes esophagitis is an infection of the esophagus (the tube connecting your mouth to your stomach) caused by the herpes simplex virus (HSV). The infection causes inflammation and damages the lining of the esophagus, making it difficult and painful to swallow. What causes herpes esophagitis? Herpes esophagitis happens when the herpes simplex virus infects the …
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CMV esophagitis is a condition in which the esophagus becomes infected by a virus called cytomegalovirus (CMV). This infection causes inflammation and damage to the tissue lining the esophagus, leading to pain and difficulty swallowing. CMV is a member of the herpesvirus family. It is a common virus that many people carry in their body …
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A malignant spindle cell neoplasm is a type of tumour composed of spindle-shaped cells. These cells appear elongated and narrow under a microscope, resembling a spindle. This diagnosis describes a broad category of tumors rather than a specific type of cancer. Is it a type of cancer? Yes, a malignant spindle cell neoplasm is a …
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ALK-positive anaplastic large cell lymphoma (ALCL) is a type of cancer that starts in T cells, which are specialized white blood cells that normally help the body fight infections. Because it develops from immune cells, it is classified as a non-Hodgkin lymphoma (NHL). This disease most often involves lymph nodes, but it can also appear …
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Goblet cell adenocarcinoma is a type of cancer that starts in the appendix. It arises from cells normally found on the inside surface of the appendix. Low grade goblet cell adenocarcinoma used to be called goblet cell carcinoid. What are the symptoms of goblet cell adenocarcinoma? Most patients with goblet cell adenocarcinoma present with symptoms …
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