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sheath in Medical Dictionary
... and fatty substances. The purpose of the myelin sheath is to allow rapid and efficient transmission of ... Myelin ization: The formation of the myelin sheath around a nerve fiber . Also known as myelin ... Any disease of the spinal cord. Myelin sheath The cover that surrounds many nerve cells and ...
... (destruction of parts of the myelin sheath covering the nerve ) and axon degeneration ... Medical Treatment ... Nerve and myelin sheath Charcot-Marie- Tooth (CMT) disease broadly ... cells normally are surrounded by an insulating sheath made of a fatty substance called myelin that ...
... Compartment syndrome All muscle s are surrounded by a protective sheath and sometimes, due to overtraining or injury , the muscle becomes too big for its sheath. The resulting increased pressure in the sheath causes pain and swelling around the muscle . Lateral ...
... is a swollen, closed sac under the skin . The sac is attached to the sheath of a tendon or may be attached to a joint . The cyst contains fluid ... jelly. It usually develops from the capsule surrounding a joint or the sheath around a tendon and is most common on the back of the wrist. ...
... . For unknown reasons, immune cells attack and destroy the myelin sheath that insulates neuron s in the brain and spinal cord. Multiple ... central nervous system in which scattered patches of the protective sheath covering the nerve s is destroyed. MULTIPLE SCLEROSIS ...
... This syndrome causes the destruction, removal, or loss of the myelin sheath of a nerve . Myelin is the substance of the cell membrane that coils to form the myelin sheath. The myelin sheath serves as an electrical insulator to nerve fiber s. Horner syndrome ...
... that attaches the muscle to bone. How does it occur? Flexor Tendon sheath Infections What are Flexor Tendon sheath Infections ? Tendon s in the hand connect with muscle s of the ...
... foot. In rare cases, the fungus is transmitted from infected animals to humans. This results in increased friction between the tendon and the sheath and some abrasion on the tendon s, which, in turn, leads to local inflammation of the tendon sheath. Loss of the protection provided by the ...
... NEUROPATHY (CPID): Chronic , spontaneous loss or destruction of myelin . Myelin is a soft, white, somewhat fatty material that forms a thick sheath around the core of myelin ated nerve fiber . chronic idiopathic urticaria - adults and children age 12 and over, 60 mg twice daily; ...
... situations which would be considered risky or high risk. (See condom s for prevention of sexually transmitted disease .) ... Condom A thin sheath worn over the penis during sexual intercourse to prevent pregnancy or the transmission of STDs. There are also female condom s . Condom ...
... Mommy, Am I Fat ? - Source:WebMD Feature Archive Weight Loss : Am I Overweight ? Eyes are sphere-shaped. A tough, non-leaky protective sheath (the sclera ) covers the entire eye , except for the clear cornea at the front and the optic nerve at the back. Eyes Childhood cancer ...
... bladder and urethra in proper position. A severe type of tissue infection that can involve the skin , subcutaneous fat , the muscle sheath ( fascia ), and the muscle . It causes gangrenous changes, tissue death , systemic disease , and frequently death . ...
... pollen , mould , fiber s from clothing and other fabrics and detergents . Myelin is a soft, white, somewhat fatty material that forms a thick sheath around the core of myelin ated nerve fiber . Patients show progressive, usually symmetric weakness in the upper and lower extremities. ...
... males in the United States. Increasing controversy surrounds this procedure. In an uncircumcised male, the head of the penis is covered by a sheath of skin known as the foreskin . Phimosis is a condition in which the foreskin is tightly stretched around the head of the penis and cannot ...
... the skin . Ganglion Cyst What is a ganglion cyst ? A ganglion cyst is a swollen, closed sac under the skin . The sac is attached to the sheath of a tendon or may be attached to a joint . The cyst contains fluid similar to the fluid that is in your joints . Wrists - Ganglion cyst s ...
... of the nervous system that leads to increasing muscular weakness . The problem is marked by the unexplained loss of sections of the protective sheath that surrounds the nerve s in the body. Guillain -Barre syndrome Definition: Guillain -Barre syndrome is a disorder caused by nerve ...
... and the anesthesia doctor before the operation on the day of surgery . Hydrocele Swelling of the scrotum caused by excess fluid in the sheath that surrounds the testicles is known as hydrocele . Hydrocele causes no pain , and it usually resolves without treatment . Hydrocele s ...
... , which in turn can lead to malnutrition . This occurs in spite of what appears to be an adequate diet . Left untreated, flexor tendon sheath infections can lead to the loss of skin or even the entire finger. Infection may spread into the bone, resulting in a disease known as ...
... disease , meaning its cause is an attack by the body's own immune system . For unknown reasons, immune cells attack and destroy the myelin sheath that insulates neuron s in the brain and spinal cord. Multi ple personality was first recognized and described by the French physician ...
... Myelitis , transverse: A disease of the spinal cord in which there is demyelination ( erosion of the myelin sheath that normally protects nerve fiber s). The onset of the disorder is typically sudden. Polio myelitis is a communicable disease caused by ...
... ( Proctitis ) Inflammation - Sclera ( Scleritis ) Inflammation of Gums - Involving Bone ( Periodontitis ) Inflammation of the Tendon sheath ( Tenosynovitis ) ... Yet another cause of syncope can be an inflammation of the heart muscle known as myocarditis . The heart muscle ...
... in people with neurofibromatosis . Neurofibromatosis . This condition results in developmental changes in the nervous system, causing nerve sheath tumor s. Other abnormalities associated with neurofibromatosis include skin changes and bone deformities. Nucleus 24 auditory brainstem ...
... asked to passive ly flex and extend your finger to see if motion increases the pain . Increased pain is suggestive of a deep infection in the sheath of the flexor tendon ; this condition usually requires specialized care. Passive movement of an affected limb and frequent change of ...
... the midparts of the face, ears, ... A progressive disorder of the central nervous system in which scattered patches of the protective sheath covering the nerve s is destroyed. The disease , which causes progressive paralysis , is marked by periods of exacerbation and remission . ...
... into remission during pregnancy , ... A progressive disorder of the central nervous system in which scattered patches of the protective sheath covering the nerve s is destroyed. The disease , which causes progressive paralysis , is marked by periods of exacerbation and remission . In ...
... inflamed from repetitive strain injury or overuse or due to inflammatory conditions, such as rheumatoid arthritis , the space within the tendon sheath can become narrow and constricting. (Other Names: Overuse syndrome , Repetitive strain injury , Repetitive trauma disorder, Occupational ...
... fluid-filled sac that arises from a nearby joint or tendon sheath. While the cause is not really known, one theory is that damage to a tendon sheath or joint allows fluid to leak out and form a cyst . Most patients with pericarditis also have some fluid in the pericardial sac . This ...
... ( Proctitis ) Inflammation - Sclera ( Scleritis ) Inflammation of Gums - Involving Bone ( Periodontitis ) Inflammation of the Tendon sheath ( Tenosynovitis ) ... If extensive retinal detachment occurs, secondary angle-closure glaucoma occasionally develops. Clinically, several ...
... disease , meaning its cause is an attack by the body's own immune system . For unknown reasons, immune cells attack and destroy the myelin sheath that insulates neuron s in the brain and spinal cord. Multiple sclerosis (MS) is a chronic disease that affects different parts of the ...
... man. During puberty , there is an increase in chemicals in the body called hormone s. Swelling of the scrotum caused by excess fluid in the sheath that surrounds the testicles is known as hydrocele . Hydrocele causes no pain , and it usually resolves without treatment . Bleeding within ...
... first joint of the big toe. The toe is forced inward and compress es the other toes. Swelling of the scrotum caused by excess fluid in the sheath that surrounds the testicles is known as hydrocele . Hydrocele causes no pain , and it usually resolves without treatment . Swelling and ...
... and rough. If your older child or adolescent has fibro sarcoma or has hemangiopericytoma, or if your child has malignant peripheral nerve sheath tumor , lipo sarcoma , synovia l sarcoma , malignant fibrous histiocytoma, leiomyosarcoma , or epithelioid sarcoma , ... Orthovisc Injectable ...
... Tenosynovitis Definition: Tenosynovitis is inflammation of the lining of the sheath that surrounds a tendon (the cord that joins muscle to bone). Tenosynovitis Prognosis (Expectations) The probable outcome is full ...
... (destruction of parts of the myelin sheath covering the nerve ) and axon degeneration ... Medical Treatment ... Nerve and myelin sheath Charcot-Marie- Tooth (CMT) disease broadly ... cells normally are surrounded by an insulating sheath made of a fatty substance called myelin that ...
... Compartment syndrome All muscle s are surrounded by a protective sheath and sometimes, due to overtraining or injury , the muscle becomes too big for its sheath. The resulting increased pressure in the sheath causes pain and swelling around the muscle . Lateral ...
... is a swollen, closed sac under the skin . The sac is attached to the sheath of a tendon or may be attached to a joint . The cyst contains fluid ... jelly. It usually develops from the capsule surrounding a joint or the sheath around a tendon and is most common on the back of the wrist. ...
... . For unknown reasons, immune cells attack and destroy the myelin sheath that insulates neuron s in the brain and spinal cord. Multiple ... central nervous system in which scattered patches of the protective sheath covering the nerve s is destroyed. MULTIPLE SCLEROSIS ...
... This syndrome causes the destruction, removal, or loss of the myelin sheath of a nerve . Myelin is the substance of the cell membrane that coils to form the myelin sheath. The myelin sheath serves as an electrical insulator to nerve fiber s. Horner syndrome ...
... that attaches the muscle to bone. How does it occur? Flexor Tendon sheath Infections What are Flexor Tendon sheath Infections ? Tendon s in the hand connect with muscle s of the ...
... foot. In rare cases, the fungus is transmitted from infected animals to humans. This results in increased friction between the tendon and the sheath and some abrasion on the tendon s, which, in turn, leads to local inflammation of the tendon sheath. Loss of the protection provided by the ...
... NEUROPATHY (CPID): Chronic , spontaneous loss or destruction of myelin . Myelin is a soft, white, somewhat fatty material that forms a thick sheath around the core of myelin ated nerve fiber . chronic idiopathic urticaria - adults and children age 12 and over, 60 mg twice daily; ...
... situations which would be considered risky or high risk. (See condom s for prevention of sexually transmitted disease .) ... Condom A thin sheath worn over the penis during sexual intercourse to prevent pregnancy or the transmission of STDs. There are also female condom s . Condom ...
... Mommy, Am I Fat ? - Source:WebMD Feature Archive Weight Loss : Am I Overweight ? Eyes are sphere-shaped. A tough, non-leaky protective sheath (the sclera ) covers the entire eye , except for the clear cornea at the front and the optic nerve at the back. Eyes Childhood cancer ...
... bladder and urethra in proper position. A severe type of tissue infection that can involve the skin , subcutaneous fat , the muscle sheath ( fascia ), and the muscle . It causes gangrenous changes, tissue death , systemic disease , and frequently death . ...
... pollen , mould , fiber s from clothing and other fabrics and detergents . Myelin is a soft, white, somewhat fatty material that forms a thick sheath around the core of myelin ated nerve fiber . Patients show progressive, usually symmetric weakness in the upper and lower extremities. ...
... males in the United States. Increasing controversy surrounds this procedure. In an uncircumcised male, the head of the penis is covered by a sheath of skin known as the foreskin . Phimosis is a condition in which the foreskin is tightly stretched around the head of the penis and cannot ...
... the skin . Ganglion Cyst What is a ganglion cyst ? A ganglion cyst is a swollen, closed sac under the skin . The sac is attached to the sheath of a tendon or may be attached to a joint . The cyst contains fluid similar to the fluid that is in your joints . Wrists - Ganglion cyst s ...
... of the nervous system that leads to increasing muscular weakness . The problem is marked by the unexplained loss of sections of the protective sheath that surrounds the nerve s in the body. Guillain -Barre syndrome Definition: Guillain -Barre syndrome is a disorder caused by nerve ...
... and the anesthesia doctor before the operation on the day of surgery . Hydrocele Swelling of the scrotum caused by excess fluid in the sheath that surrounds the testicles is known as hydrocele . Hydrocele causes no pain , and it usually resolves without treatment . Hydrocele s ...
... , which in turn can lead to malnutrition . This occurs in spite of what appears to be an adequate diet . Left untreated, flexor tendon sheath infections can lead to the loss of skin or even the entire finger. Infection may spread into the bone, resulting in a disease known as ...
... disease , meaning its cause is an attack by the body's own immune system . For unknown reasons, immune cells attack and destroy the myelin sheath that insulates neuron s in the brain and spinal cord. Multi ple personality was first recognized and described by the French physician ...
... Myelitis , transverse: A disease of the spinal cord in which there is demyelination ( erosion of the myelin sheath that normally protects nerve fiber s). The onset of the disorder is typically sudden. Polio myelitis is a communicable disease caused by ...
... ( Proctitis ) Inflammation - Sclera ( Scleritis ) Inflammation of Gums - Involving Bone ( Periodontitis ) Inflammation of the Tendon sheath ( Tenosynovitis ) ... Yet another cause of syncope can be an inflammation of the heart muscle known as myocarditis . The heart muscle ...
... in people with neurofibromatosis . Neurofibromatosis . This condition results in developmental changes in the nervous system, causing nerve sheath tumor s. Other abnormalities associated with neurofibromatosis include skin changes and bone deformities. Nucleus 24 auditory brainstem ...
... asked to passive ly flex and extend your finger to see if motion increases the pain . Increased pain is suggestive of a deep infection in the sheath of the flexor tendon ; this condition usually requires specialized care. Passive movement of an affected limb and frequent change of ...
... the midparts of the face, ears, ... A progressive disorder of the central nervous system in which scattered patches of the protective sheath covering the nerve s is destroyed. The disease , which causes progressive paralysis , is marked by periods of exacerbation and remission . ...
... into remission during pregnancy , ... A progressive disorder of the central nervous system in which scattered patches of the protective sheath covering the nerve s is destroyed. The disease , which causes progressive paralysis , is marked by periods of exacerbation and remission . In ...
... inflamed from repetitive strain injury or overuse or due to inflammatory conditions, such as rheumatoid arthritis , the space within the tendon sheath can become narrow and constricting. (Other Names: Overuse syndrome , Repetitive strain injury , Repetitive trauma disorder, Occupational ...
... fluid-filled sac that arises from a nearby joint or tendon sheath. While the cause is not really known, one theory is that damage to a tendon sheath or joint allows fluid to leak out and form a cyst . Most patients with pericarditis also have some fluid in the pericardial sac . This ...
... ( Proctitis ) Inflammation - Sclera ( Scleritis ) Inflammation of Gums - Involving Bone ( Periodontitis ) Inflammation of the Tendon sheath ( Tenosynovitis ) ... If extensive retinal detachment occurs, secondary angle-closure glaucoma occasionally develops. Clinically, several ...
... disease , meaning its cause is an attack by the body's own immune system . For unknown reasons, immune cells attack and destroy the myelin sheath that insulates neuron s in the brain and spinal cord. Multiple sclerosis (MS) is a chronic disease that affects different parts of the ...
... man. During puberty , there is an increase in chemicals in the body called hormone s. Swelling of the scrotum caused by excess fluid in the sheath that surrounds the testicles is known as hydrocele . Hydrocele causes no pain , and it usually resolves without treatment . Bleeding within ...
... first joint of the big toe. The toe is forced inward and compress es the other toes. Swelling of the scrotum caused by excess fluid in the sheath that surrounds the testicles is known as hydrocele . Hydrocele causes no pain , and it usually resolves without treatment . Swelling and ...
... and rough. If your older child or adolescent has fibro sarcoma or has hemangiopericytoma, or if your child has malignant peripheral nerve sheath tumor , lipo sarcoma , synovia l sarcoma , malignant fibrous histiocytoma, leiomyosarcoma , or epithelioid sarcoma , ... Orthovisc Injectable ...
... Tenosynovitis Definition: Tenosynovitis is inflammation of the lining of the sheath that surrounds a tendon (the cord that joins muscle to bone). Tenosynovitis Prognosis (Expectations) The probable outcome is full ...
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(Date:12/2/2009)... the evidence that people who smoke cigarettes ove... developing colorectal cancer, even after adjustin...more reason not to smoke, or to quit as soon as po... M.S., vice president emeritus, epidemiology and s...y. "Colorectal cancer should be added to the list ...
(Date:12/2/2009)...ke for a prolonged period of time and in high quan...in women who never smoked cigarettes themselves. ...am smoke could increase risk of breast cancer is o..., senior research scientist at the Northern Califo...ngle epidemiologic study can answer the question, ...
(Date:12/2/2009)... College of Veterinary Medicine have made an "unex... for treating Ichthyophthirius multifiliis, or "Ic... that commonly attacks freshwater fish. , With t...nd that Ich harbors two apparently symbiotic intra... found free-living, and Rickettsia, which are obli...
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(Date:12/3/2009)... Recent CBO analysis understates key factors contr...Newswire-USNewswire/ -- A new actuarial analysis b...ical claims in the new individual market will be 5...ter implementation of healthcare reform under the ..., excluding the impact of medical inflation. This...
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