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T1-weighted sagittal MRI of brain, showing thrombosed superior sagittal sinus. (Contributed by Dr. Sudhir Kothari MD.)
Jan. 17, 2021
Nerve injury can range from minor and transient alteration in sensation to severe and permanent interruption of sensory and motor function, dependent on the particular nerve or nerves that have been injured, and the severity and level of the lesion. Pain and loss of sensory and motor function are usually noted either immediately or within days of the inciting event.
Aug. 20, 2021
Neuropharmacology & Neurotherapeutics
Sep. 06, 2020
Changes in sex-hormone levels during menarche, menstruation, pregnancy, and menopause may affect the prevalence and character of migraine and other types of headaches. Migraine occurring with menses may be characterized as menstrual migraine, menstrual-associated migraine, and non-migrainous perimenstrual headache. Migraine typically improves during pregnancy, mostly in the second and third trimesters. After menopause, when sex hormone levels stabilize, most women have improvement.
Oct. 23, 2016
General Child Neurology
Literature focused on the physiologic mechanisms of cerebral edema in the pediatric population is limited and often extrapolated from the adult population;
Mar. 11, 2019
Neck pain, with or without radiating arm pain and associated root distribution paraesthesias, numbness, and motor deficit, is the classic presenting feature of cervical disc disease. The rupture of disc material through the annulus presents as an irritative mass against the centrally positioned spinal cord or laterally positioned root.
Jun. 23, 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
Disorders of articulation generally refers to common childhood speech problems and are now more commonly referred to as speech sound disorders. Disorders of articulation manifest in the form of incorrect pronunciation, particularly of consonants. They are common in early childhood and are generally resolved by adolescence, although associated language and reading difficulties may persist.
Jan. 19, 2021