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Denervation is any loss of nerve supply regardless of the cause. If the nerves lost to denervation are part of neural communication to an organ system or for a specific tissue function, alterations to or compromise of physiological functioning can occur. [ 1 ]
Brain degeneration also causes central nervous system diseases (i.e. Alzheimer's, Lewy body dementia, Parkinson's, and Huntington's diseases). Studies have shown that obese people may have severe degeneration in the brain [dubious – discuss] due to loss of tissue affecting cognition. [5] [citation needed]
Spinal muscular atrophy (SMA) is a rare neuromuscular disorder that results in the loss of motor neurons and progressive muscle wasting. [3] [4] [5] It is usually diagnosed in infancy or early childhood and if left untreated it is the most common genetic cause of infant death. [6]
Denervation changes recorded by EMG are the same as those seen with axonotmetic injury. There is a complete loss of motor, sensory and autonomic function. [ 2 ] If the nerve has been completely divided, axonal regeneration causes a neuroma to form in the proximal stump.
Extensive scar tissue formation is a major cause of nerve entrapment, and for deep gluteal syndrome (entrapment of the sciatic nerve in the deep gluteal space), it's the most common cause. [11] While the concept of scar tissue causing traction injuries is widely accepted, [ 2 ] its role is more complex than strictly causing stretching injuries.
But a slew of other behaviors and conditions can amp up your body’s inflammatory responses—like repetitive motion and stress—triggering body aches in the process, he notes.
The neurological problem may start in another body system that interacts with the nervous system. For example, cerebrovascular disease involves brain injury due to problems with the blood vessels ( cardiovascular system ) supplying the brain; autoimmune disorders involve damage caused by the body's own immune system ; lysosomal storage diseases ...
Nervous system diseases, also known as nervous system or neurological disorders, refers to a small class of medical conditions affecting the nervous system.This category encompasses over 600 different conditions, including genetic disorders, infections, cancer, seizure disorders (such as epilepsy), conditions with a cardiovascular origin (such as stroke), congenital and developmental disorders ...