Performing various procedures and tests on the the OVUM; ZYGOTE; or BLASTOCYST, prior to implantation, for the detection of diseases.

Determination of the nature of a pathological condition or disease in the OVUM; ZYGOTE; or BLASTOCYST prior to implantation. CYTOGENETIC ANALYSIS is performed to determine the presence or absence of genetic disease.

Synonyms: Preimplantation Genetic Diagnoses, Diagnosis, Preimplantation, Preimplantation Diagnoses, Preimplantation Genetic Diagnosis, Preimplantation Screening, Preimplantation Diagnosis, Screenings, Preimplantation, Diagnoses, Preimplantation, Genetic Diagnoses, Preimplantation, Preimplantation Screenings, Genetic Diagnosis, Preimplantation, Diagnoses, Preimplantation Genetic, Diagnosis, Preimplantation Genetic, Screening, Preimplantation