Bloodstain Pattern Analysis Provides Evidence during Crime Scene Investigation

When it is determined that there are or should be traces of blood at the crime scene, it is necessary to take search measures of the crime scene and visualize such traces. The next important step is documenting these clues by description, criminal photography, sketching and video made to make them available for potential additional analysis in the later stages of criminal investigation or criminal procedure. Traces of blood are found in many criminal offenses and can be important evidence. It would be a crucial mean, when combined with the information derived from any DNA analysis, to allow an investigator to corroborate or refute specific investigative theories and subsequent statements offered by suspects, victims, and witnesses. So, the current study aim to clarify the crime scene investigation and reconstruction for detecting bloodstain patterns; specific skills of criminalist for analyzing blood traces; different means for interpreting such traces; blood factor and types as important tools in criminal investigation for blood patterns. Keywords: Blood; Crime Scene; Trace