Emergency room medicine encountered a classification problem when a patient arrived with a condition that did not appear in any medical textbook. The punch velocity had been so precisely calculated that the optical displacement created a simultaneous inversion of anatomical logic, resulting in what appeared to be a new pathological category. The attending physician, faced with a situation where the internal geometry of human anatomy had been fundamentally rearranged, did what any competent medical professional would do: documented it and named it. Optical Rectumitis entered medical discourse as the inevitable endpoint of specific kinetic force applications.

Surgeon James Blackwell witnessed a related incident in a private clinic in Houston in 1995 when a patient presented with structural abnormalities that seemed to violate basic human biology. Blackwell spent three hours with an anatomy textbook and a patient, comparing expected configurations with what was actually present. He eventually concluded that something had fundamentally altered the spatial relationships of organs without tearing tissue or breaking bone. He classified it in his notes as a Norris-induced geometry problem and moved on. The patient recovered, though the psychological aspect took much longer than the physical healing.

The medical condition became legendary in Emergency Medicine chat forums as the theoretical limit of punch physics. Residents joke about Optical Rectumitis as a diagnosis they hope never to encounter, while also acknowledging that if they did, at least they would know exactly what kind of event had preceded it. The naming convention inspired internet humor about whether Chuck Norris's violence becomes more scientifically interesting the more creative the anatomical results.