what does avascular mean
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- Home » Avascular. Avascular (Science: pathology) without blood or lymphatic vessels; may be a normal state as in certain forms of cartilage, or the result of disease. Synonym: nonvascular.
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Hip Pain: What is Avascular Necrosis (Osteonecrosis)? Avascular necrosis, also known as osteonecrosis or aseptic necrosis, is a condition where the blood flow to an area of bone is compromised. It can occur in multiple areas in the body, but the most common site is in the femoral head (ball of the hip joint).
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- The most holds by a team, the most holds by a pitcher in a career & in a season, the fewest in a season, and other similar hold records are presented below and research is complete through completion of the previous season. Note: The hold stat is NOT retroactive so seasons prior to 1999 are not included in the record book.
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Vasculitis Vasculitis is the designation given to a group of uncommon diseases which result in inflammation of the blood vessels. Symptoms of vasculitis vary greatly and depend upon the organs affected and the severity of the disease. Diagnosis of vasculitis can be confirmed by a biopsy of involved tissue or angiography.
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Overview Avascular necrosis is the death of bone tissue due to a lack of blood supply. Also called osteonecrosis, avascular necrosis can lead to tiny breaks in the bone and the bone's eventual collapse. The blood flow to a section of bone can be interrupted if the bone is fractured or the joint becomes dislocated. Avascular necrosis is also associated with long-term use of high-dose steroid medications and excessive alcohol intake.
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- endovascular. adjective. 1  Intravascular. 2  Of or relating to a surgical procedure in which a catheter containing medications or miniature instruments is inserted through the skin into a blood vessel for the treatment of vascular disease. Intravascular. 2  Of or relating to a surgical procedure in which a catheter containing medications or miniature instruments is inserted through the skin into a blood vessel for the treatment of vascular disease. 3  Link/Cite.
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What is vasculitis? Vasculitis, which may also be referred to as angiitis and arteritis refers to a large group of diseases involving inflammation of the blood vessels, specifically the walls of the blood vessels-including arteries, veins and capillaries (tiny veins).The plural of vasculitis is vasculitides.n eosinophil is a white blood cell subtype. The third phase is a vasculitis, usually involving the skin, lungs, nerves, kidneys and other organs. There is frequent devastation of the nerves (mononeuritis multiplex) which causes severe tingling, numbness, severe muscle wasting in hands and feet, and shooting pains.
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Cytoplasm Organelles. The organelles within the cytoplasm do not contain any of a cells genetic material, because all of that is exclusive contained within the nucleus. The organelles inside cytoplasm are very important for the maintenance of the cell.rganelles. The organelles within the cytoplasm do not contain any of a cells genetic material, because all of that is exclusive contained within the nucleus. The organelles inside cytoplasm are very important for the maintenance of the cell.
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- Treatment for Avascular Necrosis The goals of treatment for AVN are to improve or ensure function of the affected joint, stop the progression of bone damage, and reduce pain. The best treatment will depend on a number of factors, including:
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Avascular Necrosis Avascular necrosis ultimately leads to destruction of the joint adjacent to the involved bone. The hip is the most common joint affected by avascular necrosis, followed by the knee, shoulder, ankle, elbow, and wrist.
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Avascular Necrosis While the precise mechanism for the development of avascular necrosis is not known, it is suspected that interruption of the blood supply to the affected bone plays some role. This can occur when traumatic impact injures the blood vessels to the bone or when diseases produce areas of abnormal circulation.
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Avascular Necrosis What is avascular necrosis? Avascular necrosis (AVN) is a condition that occurs when bone tissue dies because of too little blood supply. With avascular necrosis, the bone eventually collapses after tiny breaks (or microfractures) occur. Commonly, the condition affects the thigh bone (femur) in the hip area, but it can affect other bones in the body, including the jaw, hand/wrist, elbow, shoulder, knee, and foot locations.
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Avascular necrosis Cause and Risk Factors. AVN may be caused by an injury, such as a dislocated joint, called trauma-related avascular necrosis, or by various risk factors, called non-traumatic avascular necrosis. When a joint is fractured or dislocated, damage to the blood vessels may occur, compromising blood flow.
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- by Subhuti Dharmananda, Ph.D., Director, Institute for Traditional Medicine, Portland, Oregon. 1  Avascular Necrosis of the Femoral Head (AVN-FH) refers to a progressive weakening of the knobby head of the thigh bone (femur), resulting in eventual collapse of the bone structure if not remedied in time.
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Vasculitis Pain Management Vasculitis is a general term that refers to inflammation of blood vessels. When blood vessels become inflamed, they may become weakened, stretch, and either increase in size or become narrow -- even to the point of closing entirely.asculitis can affect people of all ages, but there are types of vasculitis that occur in certain age groups more often than others. Some of the many forms of vasculitis may be restricted to particular organs. Examples include vasculitis that affects only the skin, eye, brain, or certain internal organs.
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Endovascular Neurosurgery and Interventional Neuroradiology The term endovascular means “inside a blood vessel.” Endovascular neurosurgery uses tools that pass through the blood vessels to diagnose and treat diseases and conditions rather than using open surgery.The surgeon often uses radiology images to help him or her to see the part of the body involved in the procedure.ndovascular neurosurgery is a subspecialty within neurosurgery that uses catheters and radiology to diagnose and treat various conditions and diseases of the central nervous system.
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- Freebase (0.00 / 0 votes) Rate this definition: Endovascular aneurysm repair. Endovascular aneurysm repair is a type of endovascular surgery used to treat an abdominal aortic aneurysm or thoracic aortic aneurysm, the procedure then specifically termed TEVAR. Search for Synonyms for endovascular aneurysm repair. 2  Quotes containing the term endovascular aneurysm repair. 3  Search for Phrases containing the term endovascular aneurysm repair. 4  Search for Abbreviations containing the term endovascular aneurysm repair.
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- When used for a long time, steroid medications, which are used as anti-inflammatories to combat rheumatoid arthritis, irritable bowel disease and vasculitis, can lead to non-traumatic avascular necrosis. Such long-term use of steroids appears to be related to about 35 percent of cases of non-traumatic AVN.
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Avascular Necrosis (Osteonecrosis) In this article. Avascular necrosis (AVN), also called osteonecrosis, aseptic necrosis, or ischemic bone necrosis, is a condition that occurs when there is loss of blood to the bone. Because bone is living tissue that requires blood, an interruption to the blood supply causes bone to die.
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Vasculitis Vasculitis is an autoimmune disease in which the body mistakenly sees blood vessels as a foreign invader and attacks them, causing inflammation and leading to a narrowing of the vessels.reatment for vasculitis depends on the type of vasculitis, which organs are affected and the severity of the condition. The main goal of treating vasculitis is to reduce inflammation in the affected blood vessels.
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vasculitis Vasculitis refers to a varied group of disorders which all share a common underlying problem of inflammation of a blood vessel or blood vessels. The inflammation may affect any size blood vessel, anywhere in the body. It may affect either arteries and/or veins.ymptoms of vasculitis depend on the severity of the inflammation and the organ system or systems affected. Some types of vasculitis are so mild that the only symptoms noted are small reddish-purple dots (called petechiae) on the skin due to tiny amounts of blood seeping out of leaky blood vessels.
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Overview Avascular necrosis is the death of bone tissue due to a lack of blood supply. Also called osteonecrosis, avascular necrosis can lead to tiny breaks in the bone and the bone's eventual collapse. The blood flow to a section of bone can be interrupted if the bone is fractured or the joint becomes dislocated.lso called osteonecrosis, avascular necrosis can lead to tiny breaks in the bone and the bone's eventual collapse. The blood flow to a section of bone can be interrupted if the bone is fractured or the joint becomes dislocated.
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Avascular necrosis Avascular necrosis: Introduction. Avascular necrosis: Avascular necrosis is a disease resulting from the temporary or permanent loss of the blood supply to the bones. Without blood, the bone tissue dies and ...
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- Avascular Necrosis (AVN) is a disease resulting from the temporary or permanent loss of blood flow to the bone. This can lead to the destruction of the bone and severe reduction in functionality of the joint. AVN is especially common in the hip and can be treated several ways: 1  Total Hip Replacement.
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- Cartilage in joints is avascular-it has no direct blood supply. As such, nutrients must diffuse to it through the synovial fluid (or from the perichondrium in some joints) which is slow and inefficient. The slow passage of necessary materials causes a slow healing rate.
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Osteonecrosis The amount of disability that results from avascular necrosis depends on what part of the bone is affected, how large an area is involved, and how effectively the bone rebuilds itself. The process of bone rebuilding takes place after an injury as well as during normal growth.