Responsible for investigating the death of any person who dies within Erie County as a result of criminal violence, neglect, casualty, suicide, or in any suspicious or unusual manner. Other cases investigated include those involving individuals who die suddenly when in apparent health or those unattended by a physician. The office also investigates deaths occurring while a person is confined in a public institution other than a hospital, infirmary, or nursing home. The Histology laboratory and the Forensic Toxicology laboratory within the Medical Examiner's Office provide specialized laboratory services in death and DUI, drug facilitated and sexual assault investigations. The Medical Examiner's Office generates death certificates as to cause and manner of death. Manners of death are classified as natural, accidental, homicide, suicide, or undetermined.