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Anteroposterior angiographic runs. (E) Baseline and (F) post-embolization right T11 angiogram. (Contributed by Dr. Diogo C Haussen.)
Neuro-Ophthalmology & Neuro-Otology
Oct. 21, 2020
Craniopharyngioma is a rare histologically low-grade (WHO grade 1) suprasellar tumor believed to originate from Rathke s pouch. It occurs in adamantinomatous
Jul. 21, 2021
The brachial plexus is a network of nerves that control the shoulder, arm, and hand. A brachial plexus injury occurs when these nerves are stretched, compressed, or in the most serious cases, ripped apart or torn away from the spinal cord. Mechanism of injury, time since injury, type of injury (preganglionic or postganglionic), and associated injuries are all important factors to consider when determining a treatment option.
Jun. 14, 2021
Porencephaly, an encephaloclastic brain lesion, is one of the most frequent causes of infantile cerebral palsy. This lesion results mainly from ischemic
Aug. 03, 2021
Neuropharmacology & Neurotherapeutics
Lamotrigine, an anticonvulsant drug, acts mainly by inhibiting excitatory amino acid (glutamate) release through the blockade of sodium channels and stabilizing neuronal membranes. It has a neuroprotective effect after cerebral ischemic insult.
Sep. 16, 2020
This article discusses pyridostigmine, the most commonly used first-line therapy for myasthenia gravis. The article addresses the pharmacology, indications, contraindications, treatment goals, dosing, special considerations, interactions, and adverse effects to be considered in the use of this cholinesterase inhibitor.
Mar. 12, 2021
Benign paroxysmal positional vertigo (BPPV) is the most common vestibular disorder. The cardinal feature of the disorder is disabling vertigo provoked by changes of head position. Several variants have been recognized, reflecting involvement of the posterior, horizontal, or anterior semicircular canal by canalolithiasis or cupulolithiasis.
May. 16, 2021
Headache & Pain
Migraine aura without headache consists of visual, sensory, or speech symptoms such as photopsia, teichopsia, scotoma, visual distortion, numbness, weakness, or difficulty hearing or speaking. Cortical spreading depression, glutamatergic neurotransmission, channelopathies, neuronal-glial gap-junction communications, endothelial disfunctions, and microembolization may play a role in pathogenesis.
Jan. 05, 2020