Primary Refractory

Disease status just prior to the start of the preparative regimen for hematopoietic stem cell transplantation (HSCT): Primary refractory refers to never achieving a complete remission (CR) from any therapy and also not being in partial remission (PR) at the time of the last evaluation prior to HSCT. PR could have been achieved at some point, but the recipient is no longer in PR. (NCI Thesaurus)

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Primary Purpose Code

A coded value specifying the most important reason or intention for an activity, event or entity.

Primary Prostate Urothelial Carcinoma

An urothelial carcinoma that arises from the urothelial lining of the prostatic ducts or the prostatic urethra.

Primary Prostate Cancer Tissue/hTERT/Survivin mRNA-loaded Autologous Dendritic Cell Vaccine

An autologous dendritic cells (DCs) vaccine targeting prostate cancer with immunostimulating activity. The autologous DC vaccine is prepared via transfecting DCs with…

Primary Progressive Nonfluent Aphasia

A rare neurologic progressive disorder characterized by impairment of the production of speech.

Primary Progressive Aphasia

A rare neurologic progressive disorder characterized by impairment of the language and speech abilities.

Primary Prevention

Prevention of disease or mental disorders in susceptible individuals or populations through promotion of health, including mental health, and specific protection, as…