About The Medical Condition Amyotrophic Lateral Sclerosis
Find the definition of the medical term Amyotrophic Lateral Sclerosis. Amyotrophic Lateral Sclerosis defined and explained for easy understanding at the Medical Conditions from ClusterMed.info.
Amyotrophic Lateral Sclerosis
| Amyotrophic Lateral Sclerosis Medical Condition |
|---|
What's The Definition Of The Medical Condition Amyotrophic Lateral Sclerosis?
A degenerative disorder affecting upper MOTOR NEURONS in the brain and lower motor neurons in the brain stem and SPINAL CORD. Disease onset is usually after the age of 50 and the process is usually fatal within 3 to 6 years. Clinical manifestations include progressive weakness, atrophy, FASCICULATION, hyperreflexia, DYSARTHRIA, dysphagia, and eventual paralysis of respiratory function. Pathologic features include the replacement of motor neurons with fibrous ASTROCYTES and atrophy of anterior SPINAL NERVE ROOTS and corticospinal tracts. (From Adams et al., Principles of Neurology, 6th ed, pp1089-94)
|
More Medical Conditions
A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z
Medical Conditions Definitions Of The Day
- Fistula, Esophagotracheal ‐ Abnormal communication between the esophagus and the trachea,…
- GdoI Endonuclease ‐ One of the Type II site-specific deoxyribonucleases (EC 3.1.21.4).…
- CAT-1 Transport Protein ‐ A high-affinity, low capacity system y+ amino acid transporter…
- Paralyses, Myotonic Periodic ‐ An autosomal dominant familial disorder which presents in infancy…
- Amyloidosis, Familial ‐ Diseases in which there is a familial pattern of…
- Monoclate ‐ Blood-coagulation factor VIII. Antihemophilic factor that is…
- Win40680 ‐ A positive inotropic cardiotonic (CARDIOTONIC AGENTS) with vasodilator…
- Behavior Disorders, Social ‐ Behaviors which are at variance with the expected social norm…
- Vernal Conjunctivitis ‐ Conjunctivitis due to hypersensitivity to various…
- Complexes, Ventricular Premature ‐ Premature contractions of the ventricle, the most common of all…