Postmortem Neurological Diagnosis A Postmortem Neurological Diagnosis or Brain-Only Autopsy, is the only definitive answer for families or researchers when diagnosing neurological disorders like Alzheimers, Dementia, Parkinson's, etc. Our technicians are available around the clock when time is sensitive, and our expert Pathologists are Board Certified in Neuropathology. We are here for you, call us anytime.