[Inadequate use of the Istanbul Protocol in the assessment of torture victims by forensic professionals in Mexico].

Objective: To analyse forensic practices in the Attorney General's Office (previously PGR by its acronym in Spanish, and FGR at present), in the application of the Istanbul Protocol on torture and/or cruel, inhuman or degrading treatment.

Method: Auditing of the fulfillment of 20 criteria (4 of good research practice, 16 of validity of the evidence documentation) through the analysis of 54 medical-psychological reports made by 21 doctors and 27 psychologists of the PGR/FGR. The reliability of the assessment instrument was excellent (kappa=0.