Objectives of Bloodstain Pattern Interpretation

  1. Origin(s) of the bloodstains.
  2. Distances between impact areas of blood spatter and origin at time ofbloodshed.
  3. Type and direction of impact that produced bloodstains or spatter.
  4. Object(s) that produced particular bloodstain patterns.
  5. Number of blows, shots, etc. that occurred.
  6. Position of victim, assailant, or objects at the scene during bloodshed.
  7. Movement and direction of victim, assailant or objects at scene afterbloodshed.
  8. Support or contradiction of statements given by suspect or witnesses.
  9. Additional criteria for estimation of postmortem interval.
  10. Correlation with other laboratory and pathology findings relevant to the investigation.


%d bloggers like this: