Fig. 17 Right Horner's syndrome and partial sixth nerve palsy due to cavernous sinus lesion. In addition, this patient had involvement of the right trigeminal divisions and therefore did not have a “pure” Parkinson's syndrome. (Reprinted with permission from Slamovits TL, Cahill KV, Sibony PA, et al: Orbital fine-needle aspiration biopsy in patients with cavernous sinus syndrome. J Neurosurg 59:1037, 1983)