Guillain-Barre syndrome is a postinfectious polyneuropathy involving mainly motor but sometimes also sensory and autonomic nerves. Guillain-Barré syndrome is an acute demyelinating disorder of the peripheral nervous system that results from an aberrant immune response directed at peripheral nervesThe pathogenesis of GBS is believed to be an abnormal immune response to an antecedent event, most commonly an infection. (Nelson Textbook of …
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Regional Anatomy of PICA:
The posterior inferior cerebellar artery also known as PICA is the largest branch of the vertebral artery, passes on an irregular course between Medulla and Cerebellum. It is one of the 3 major arteries supplying the cerebellum. It supplies the posterior part of inferior surface of Vermis, Central nucleii of Cerebellum and undersurface of Cerebellar hemisphere.It also …
Migraine Headache: Introduction,Clinical Features, Trigger factors,Diagnosis,management and Prophylaxis
Migraine is the 2nd most common cause of headache affecting 15% of women and 6 % of men worldwide. It is an episodic headache associated with certain features like sensitivity to light light, sound or movement . Nausea vomiting often accompany the headache.
Triggers for Migraine Headache:
Hormonal Changes:- Changes during menses, pregnancy, menopause, and …