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Other symptoms of this type of herniation include small, fixed pupils with [12] paralysis of upward eye movement giving the characteristic appearance of "sunset eyes". Also found in these patients, often as a terminal complication is the development of diabetes insipidus due to the compression of the pituitary stalk.
The falx cerebri is a strong, crescent-shaped sheet of dura mater lying in the sagittal plane between the two cerebral hemispheres. [3] It is one of four dural partitions of the brain along with the falx cerebelli, tentorium cerebelli, and diaphragma sellae; it is formed through invagination of the dura mater into the longitudinal fissure between the cerebral hemispheres.
Brain herniation types.svg licensed with Cc-by-sa-3.0, Cc-by-sa-3.0-migrated, GFDL 2009-09-16T11:27:51Z RupertMillard 619x684 (379260 Bytes) Reverted to version as of 21:08, 5 March 2008 - better to replace with new image to avoid breaks
Thus, if you have a right hemisphere trans-tentorial herniation, it causes a Kernohan's notch in the left cerebral peduncle which results in right-sided motor impairment. Therefore, you get, paradoxically, impairment of motor function on the same side of the body as the herniation which caused the Kernohan's notch on the contralateral side. [3]
Jade Collett, then 22, noticed her foot was turning outwards during a night of drinking with pals, but initially dismissed the symptoms a "twinged nerve"
Image credits: dogswithjobs There’s a popular saying that cats rule the Internet, and research has even found that the 2 million cat videos on YouTube have been watched more than 25 billion ...
Dogs love to be comfortable, especially when sleeping. Out in the wild, however, dogs don’t have the luxury of soft doggy beds. Since they have to make their own natural beds, they circle to pad ...
In adults, the temporal region accounts for 75% of cases. In children, however, they occur with similar frequency in the occipital, frontal, and posterior fossa regions. [3] Epidural bleeds from arteries can grow until they reach their peak size 6–8 hours post-injury, spilling 25–75 cubic centimeters of blood into the intracranial space. [8]