eng Oriental Scientific Publishing Company Biosciences Biotechnology Research Asia 0973-1245 2015-04-28 12 1 295 299 5452 article A. Sizov 1 Kursk Social Education Institute (affiliate of RSSU(Russian State Social University)),(53, K .Marx Street, Kursk), Russia. Investigative and judicial errors along with expert mistakes are variation of errors in criminal trials. Often investigative and judicial mistakes are due to negligent attitude of investigators and trial to the requirements of the procedural form of the criminal procedure law, violation of the rights and legitimate interests of persons involved in the case. Of particular importance in eliminating a variety of investigative mistakes is judicial and medical examination. It is a tool of solution of specific issues of forensic medicine and is one of the types of forensic examination. The examination may be accompanied by inspection service, available to a specialist, and should be done in sequence: the part of the body not covered by clothing should be examined, then the clothes (if necessary), and then the rest of the body. If the examination is accompanied by inspection service, the Protocol on how to carry out all these activities is called the Protocol of examination and inspection service, a different Protocol on the inspection service should not exist. Medical examination of the suspect/accused is sometimes crucial. In this regard, unconditionally important is psychiatric examination, but sometimes, especially for children, assessment of somatic status may be crucial. Also sometimes of great investigative importance is identifying presence or absence of pathology of internal organs and predisposition of the suspect/accused. A great help in expert opinion can provide knowledge about the impact of diet and the effects of various drugs on the rheological parameters of human blood may be of great help in forming the expert’s opinion.. It is difficult to overestimate accurate identification of genetic markers in the blood of an accused and the traces of blood on the items appearing in the case. Given the great advance of medical science, one should always use forensic medical examination during the investigation that allows. to minimize investigative and judicial mistakes based on its results. https://www.biotech-asia.org/vol12no1/investigation-mistakes-in-investigation-of-crimes-of-foreign-citizens-committed-in-the-territory-of-russia/ The result; mistakes; crimes; foreign citizens; territory of Russia