John Wayne Gacy was shown to have mild biological deterioration in his early years. At age 11, Gacy was playing near a swing and was hit in the head causing an accidental blood clot in the brain. The blood clot was only discovered at age 16 and she suffered fainting spells from the clot from age 11 until the discovery. There was a blockage in the brain that the drugs were able to dissolve. Gacy also had a number of health problems that kept him hospitalized for much of his childhood. His health problems included heart problems, a burst appendix and numerous blackouts and seizures. After Gacy was executed, many autopsies were done on his brain to see if there were any neurological problems. After performing numerous biopsies, there was no trace of evidence to conclude that John Wayne Gacy suffered from neurological problems. PSYCHOLOGICAL John Wayne Gacy suffered from many psychological problems which, as demonstrated, led him to commit crimes. It turned out that Gacy was suffering from an antisocial personality disorder that he might have had...