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By Dr. Amina Afzal Rao. KMS Medical College, Sialko t. Slide 2 AUTHORITY MUST BE CHECKED THOROUGH SCRUITINY OF POLICE PAPERS TAKE A DETAILED HISTORY PSYCHOLOGICAL AUTOPSY COMPLETE EXAMINATION OF CLOTHES POST MORTEM STAINING WHOLE BODY TO BE EXAMINED Slide 3 IF THERE IS SLIGHTEST SUSPICION OF SEXUAL ASSAULT. DO NOT WASH THE BODY.TAKE THE SWABS FIRST.EXAMINATION OF LIGATURE.NEVER UNTIE THE KNOT.LIGATURE MARK Slide 4 HOW TO COLLECT FIBER. NECK MUST BE OPENED AT THE END. Y SHAPED INCISSION. HYOID BONE. PLACING BACK OF HYOID BONE.VISCRAES TO CHEMICAL EXAMINER.CHAIN OF CUSTODY Slide 5 ANOXIA. TYPES OF ANOXIA ANOXIC ANOXIA ANAEMIC ANOXIA STAGNANT ANOXIA HISTO TOXIC ANOXIA -ENVIRONMENTAL ASPHYXIA. INTRDOUCTION.HISTORY.GASES CO2, CO,SO2, METHANE, H2S Slide 6 SOURCES OF GASES :- AUTOPSY FINDINGS:-.NSPFA.SPECFIC FINDINGS MEDICOLEGAL ASPECTS Slide 7 CLASSIFICATION OF MECHANICAL ASPHYXIA LEVEL TYPE OF MECHANICAL ASPHYXIA NOSE AND MOUTH -SUFFOCATIONS (SMOTHERING AND GAGGING) GLOTTIS HANGING LARYNX AND TRACHEA STRANGULATION,THROTTLING TRACHEA AND CHOKING MAIN BRONCHUS Slide 8 MUSCLES OF TRAUMATIC ASPHYXIA RESPIRATION COMPLEX MANNER AUTO EROTIC Slide 9 SUFFOCATION. INTRODUCTION. TYPES SMOTHERING. DEFINITION. AUTOPSY FINDINGS. CLOTHES. NSPFA Slide 10 SPECFIC FINDINGS:-. AT THE LOCUS EXTERNAL INTERNAL AWAY FROM THE LOCUS MECHANISM OF DEATH MEDICOLEGAL ASPECTS Slide 11 HANGING:-. INTRODUCTION. PSYCHOLOGICAL AUTOPSY. TYPES. COMPLETE. INCOMPLETE/ PARTIAL. TYPICAL. A TYPICAL. JUDICAL HANGING Slide 12 MECHANISM OF DEATH. VAGAL STIMULATION AND CARDIAC INHIBITION. CEREBRAL ANOXIA. ASPHYXIA. FRACTURE DISLOCATION OF CERVICAL VERTEBRAE AND DISLOCATION Slide 13 AUTOPSY FINDINGS :-. CLOTHES. NSPFA. POST MORTEM STAINING. FACE. Slide 14 . AT THE LOCUS. EXTERNAL LIGATURE LIGATURE MARK. INTERNAL. AWAY FROM THE LOCUS EXTERNAL INTERNAL Slide 15 MEDICOLEGAL ASPECTS HOMICIDAL/ SUICIDAL /ACCIDENTAL ANTE MORTEM/POST MORTEM Slide 16 LIGATURE STRANGULATION.INTRODUCTION. DIFINITION. AUTOPSY FINDINGS.CLOTHES.NSPFA. FACE.. AT THE LOCUS Slide 17 . EXTERNAL LIGATURE LIGATURE MARK. INTERNAL. AWAY FROM THE LOCUS EXTERNAL INTERNAL Slide 18 MECHANISM OF DEATH. VAGAL STIMULATION AND CARDIAC INHIBITION. CEREBRAL ANOXIA. ASPHYXIA Slide 19 MANUAL STRANGULATION ( THROTTLING). INTRODUCTION. DIFINITION. AUTOPSY FINDINGS.CLOTHES.NSPFA. FACE.. AT THE LOCUS (ON NECK) Slide 20 .EXTERNAL. INTERNAL.AWAY FROM THE LOCUS EXTERNAL INTERNAL Slide 21 MECHANISM OF DEATH. VAGAL STIMULATION AND CARDIAC INHIBITION. CEREBRAL ANOXIA. ASPHYXIA MEDICOLEGAL ASPECTS HOMICIDAL / ACCIDENTAL / SUICIDAL FRACTURE OF HYOID BONE IMPORTANCE OF FRACTURE OF HYOID BONE IN PORTIFIED DEAD BODIES. Slide 22 HEART Slide 23 Slide 24 Slide 25 Slide 26 Slide 27 Slide 28 Slide 29 Slide 30 Slide 31 Slide 32 Slide 33 Slide 34 Slide 35 Slide 36 Slide 37 Slide 38 Slide 39 Slide 40 Slide 41 Slide 42 Slide 43 Slide 44 Slide 45 Slide 46