Kernohan notch phenomenon is not associated with-
Kernohan phenomenon': Also been referred to as 'Kernohan-Woltman notch phenomenon' and is a false localizing sign, causing paralysis to the ipsilateral side of the lesion occuring due to supratentorial lesion causing transtentorial herniation (mainly uncal -green arrow)causing compression of brainstem and indentation of contralateral crus cerebri against the tentorium cerebelli.
Paralysis contralateral to side of lesion
false localising sign
Contralateral crus cerebrii compressed by tentorium cerebelli
associated transtentorial herniation due to supratentorial mass/lesion
Neuroradiology