When an area of the brain experiences a sudden loss of blood, the event is called a stroke or cerebrovascular accident. Accompanying this circumstance is a loss of neurologic function. Strokes are... Read more »
Retinal detachment is a situation where the inner layers of the retina separate from the from the underlying retinal pigment epithelium. This epithelium is called the choroid and is a vascular membrane... Read more »
Benign paroxysmal positional vertigo (BPPV) is an entity often confused with vestibular neuronitis (VN). It is, however, clinically and pathophysiologically distinct, and it should be relatively easy to distinguish between the two. Read more »
Migraine headaches are one of the primary causes of analgesic abuse. Neurogenic peptides, such as serotonin and dopamine, have been increasingly implicated in their origin. Apparently, these vasoactive neuropeptides stimulate an inflammatory... Read more »
Cervical radiculopathy describes mechanical nerve root compression or intense inflammation, i.e, chemical radiculitis, that affects nerve roots as they exit the spinal foramen. Loss of disc height through aging and age-related foraminal... Read more »
A transient ischemic attack (TIA) is a transient disruption of blood flow to an area of the brain. The event usually last only a few minutes. TIA symptoms occur suddenly and may... Read more »
Lyme disease is caused by the spirochete, Borrelia burgdorferi. The complete syndrome is actually a manifestation of the infection and the body’s immune reaction to it. The pathogen is transmitted from host... Read more »
Compression of the neurovascular structures at the opening into the upper thorax is called thoracic outlet syndrome (TOS). There are 3 narrow passageways within the route of the nerves from the brachial... Read more »
It should first be emphasized that the terms vestibular neuronitis (VN) and acute viral labyrinthitis or epidemic labyrinthitis are not interchangeable. VN is an entity that does not involve the labyrinths at... Read more »
Roughly 10% of Americans will get neck pain at some time in their lives. The causes of neck pain include degenerative processes, compression of neural structures, inflammatory, infection, tumors, disruption of resting... Read more »