A case of anti-Cellano.

NTEPARTUM testing of blood serum of the Rh0 (D)’ ‘ 2 negative gravidae for Rh antibodies has become an integral part of the obstetrical work-up, and a variety of sensitive and specific methods2 have assured detectioti and idemitification of antibodies in this category. In the course of these routimie tests for Rh antibody detection, occasional serums are found which give reactions that are not typical. It is these serums that challenge the serologist, for it is amotig them that rare, or as yet unidentified, hemagglutinins are foumid. Briefly, the routine for Rh antibody detection in this laboratory3 consists of foum screening tests: saline,4 Coombs’ (antihuman-globulin),” 5’ 6 trypsin4’ 7. 8