CFR > Title 42 - Public Health > CHAPTER IV—CENTERS FOR MEDICARE & MEDICAID SERVICES, DEPARTMENT OF HEALTH AND HUMAN SERVICES > SUBCHAPTER G—STANDARDS AND CERTIFICATION (parts 482 to 498) > PART 493—LABORATORY REQUIREMENTS > SUBPART H—Participation in Proficiency Testing for Laboratories Performing Nonwaived Testing (§493.801 to §493.865) > 493.857—Condition: Immunohematology.

493.857—Condition: Immunohematology.

The specialty of immunohematology includes four subspecialties for the purposes of proficiency testing: ABO group and D (Rho) typing; unexpected antibody detection; compatibility testing; and antibody identification.