what does dysplasia mean in medical terms?
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(dis-PLAY-zhuh) A term used to describe the presence of abnormal cells within a tissue or organ. Dysplasia is not cancer, but it may sometimes become cancer. Dysplasia can be mild, moderate, or severe, depending on how abnormal the cells look under a microscope and how much of the tissue or organ is affected.
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A tumor is an abnormal lump or growth of cells. When the cells in the tumor are normal, it is benign. Something just went wrong, and they overgrew and produced a lump. When the cells are abnormal and can grow uncontrollably, they are cancerous cells, and the tumor is malignant.
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Congenital heart disease is a general term for a range of birth defects that affect the normal way the heart works. The term "congenital" means the condition is present from birth. Congenital heart disease is one of the most common types of birth defect, affecting up to 8 in every 1,000 babies born in the UK.
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Dys-: Prefix denoting bad or difficult, as in dyspepsia (difficult digestion).
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Elbow dysplasia means abnormal development of the elbow joint during growth. There are different types of elbow dysplasia, all of them resulting in varying degrees of cartilage damage, osteoarthritis and lameness. Lameness is the most common sign of elbow dysplasia.
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Atypical is a medical word for “abnormal.” Doctors may use this word to describe cells or body tissues that look unusual under a microscope. They might also say your case is atypical if you don't have the usual symptoms of your type of cancer.
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A common skeletal disease, hip dysplasia occurs when a dog's hip joints don't develop quite right, allowing the hips to partially dislocate. For a dog diagnosed with the condition, it can mean anything from painful wear-and-tear to extreme difficulty getting around. What causes hip dysplasia?
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Cervical dysplasia is detected by a pap test (pap smear). It is diagnosed with a biopsy. Abnormal changes in cells can be mild, moderate, or severe. The presence of cervical dysplasia does not mean you have cervical cancer. But the cells could lead to cancer if they are not treated.
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Benign refers to a condition, tumor, or growth that is not cancerous. This means that it does not spread to other parts of the body. It does not invade nearby tissue. Sometimes, a condition is called benign to suggest it is not dangerous or serious. In general, a benign tumor grows slowly and is not harmful.
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About Vocal Cord Dysplasia. Vocal cord dysplasia is a pre-cancerous condition of the vocal cords. In its severe form, it is sometimes diagnosed as vocal cord carcinoma-in-situ, which is not cancer per se, but one step short of becoming cancer.
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The presence of atypical cells is sometimes referred to as "dysplasia." Many factors can make normal cells appear atypical, including inflammation and infection. Even normal aging can make cells appear abnormal. Atypical cells can change back to normal cells if the underlying cause is removed or resolved.
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What is Hip Dysplasia in Cats? Hip dysplasia is a degenerative disease that causes a malformation of the ball-and-socket joint in the hip, leading to pain and stiffness. Cats with hip dysplasia will likely develop osteoarthritis as the disease progresses.
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Ectodermal dysplasias are a diverse group of genetic disorders that involve defects of the hair, nails, teeth, skin and glands. Other parts of the body, such as the eyes or throat, may be affected as well.
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Hip dysplasia in babies, also known as developmental dysplasia of the hip (DDH), occurs when a baby's hip socket (acetabulum) is too shallow to cover the head of the thighbone (femoral head) to fit properly. DDH ranges in severity. Some babies have a minor looseness in one or both of their hip joints.
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What is Fibrous Dysplasia? Fibrous dysplasia is a rare bone disorder in which scar tissue develops in place of normal bone tissue, thereby weakening the bone. The most common bones affected by this disease are skull and facial bones, thighbone, shinbone, pelvic bones, ribs, and upper arm bone.
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A neoplasm is an abnormal growth of cells in the body, also described as a tumor. A neoplasm can be a small growth, such as a mole, or a cancerous or pre-cancerous tumor. Most of the time, neoplasms are not dangerous to your health, but they can be.
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What causes kidney dysplasia? Genetic factors can cause kidney dysplasia. Genes pass information from both parents to the child and determine the child's traits. Sometimes, parents may pass a gene that has changed, or mutated, causing kidney dysplasia.