Regulations last checked for updates: Jun 02, 2024

Title 42 - Public Health last revised: May 30, 2024
§ 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.

source: 55 FR 9576, Mar. 14, 1990, unless otherwise noted.
cite as: 42 CFR 493.857