From the case: Kernohan phenomenon


The ...
Axial FLAIR The medial part of the right temporal lobe (*) is seen to be herniating over the tentorium (arrow), causing compression of the mesencephalon
Modality: MRI (FLAIR)

- “ Kernohan phenomenon is caused by an uncal transtentorial herniation causing compression of a cerebral peduncle (part of the mesencephalon). Conseq...”

Used in the following article:

  • Uncal herniation - “ Uncal herniation is a subtype of transtentorial downward brain herniation, usually related to cerebral mass effect increasing the intracranial pre...”
  • Transtentorial herniation - “ Transtentorial herniation is a type of cerebral herniation. There are two types: descending transtentorial herniation, more frequently known as u...”

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