Postmortem studies are performed within 24-hours of death to obtain reliable diagnostic results. The longer the postmortem interval (PMI), the higher chances of microbial infection and desiccation of the body.
Enterobacteriaceae family and Pseudomonas genus strains have been identified to contaminate the morbid bodies and deteriorate their condition, making it challenging to determine the cause of death. Source: Health Technology Assessment, Journal of Tropical Pediatrics, Scientific reports, European Radiology, Forensic Science, Medicine and Pathology.