Forensic Medicine Death and postmortem changes bfcc1da7 All are true about postmoem staining except - A Occur immediate after death B Common in dependent pa C Disappear with rigor mois D Margins are raised High-Yield Explanation Postmoem staining occurs sholy after death and becomes prominent after four hours. Dr.Narayana Reddys Synopsis of Forensic Medicine and Toxicology 27th edition pg. 76.