CFR›Title 42›Chapter IV›Part 493›Subpart H›Subject Group Proficiency Testing by Specialty and Subspecialty for Laboratories Performing Tests of Moderate Complexity (Including the Subcategory), High Complexity, or Any Combination of These Tests›42 CFR 493.833 Citation42 CFR 493.833CorpusDaily eCFRDisplayed edition2026-08-13Last updated2026-08-13 § 493.833 Condition: Diagnostic immunology.The specialty of diagnostic immunology includes for purposes of proficiency testing the subspecialties of syphilis serology and general immunology. Previous 493.831 § 493.831 Standard; Virology. Next 493.835 § 493.835 Standard; Syphilis serology.
§ 493.833 Condition: Diagnostic immunology.The specialty of diagnostic immunology includes for purposes of proficiency testing the subspecialties of syphilis serology and general immunology.