DESPITE HIS BOAST that “the intervention is harmless,” Moniz’s early lobotomy patients didn’t do nearly as well as he had claimed. Patients often suffered from vomiting, diarrhea, incontinence, nystagmus (where the eyes rhythmically vacillate uncontrollably), ptosis (drooping of the upper eyelids), kleptomania, abnormal hunger, and a disturbed orientation of time and space.