Rho(D) immune globulin: Difference between revisions

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==Treatment==
==Treatment==
#1st Trimester (through 12weeks)
*1st Trimester (through 12weeks)
##--> give 50 microgm IM
**--> give 50 microgm IM
###(although there is no harm in giving the standard 300 microgram dose, which is more readily available)
***(although there is no harm in giving the standard 300 microgram dose, which is more readily available)
#2nd & 3rd Trimester
*2nd & 3rd Trimester
##--> give 300 microgm IM once and send Kleihauer-Betke test
**--> give 300 microgm IM once and send Kleihauer-Betke test
##--> within 72hrs give additional 300 microgm/15 ml Rh-positive  blood
**--> within 72hrs give additional 300 microgm/15 ml Rh-positive  blood


===Exceptions===
===Exceptions===
#Prior sensitization of mother
*Prior sensitization of mother
#Known  Rh-negative father
*Known  Rh-negative father
#Known Rh-negative fetus (from cord blood)
*Known Rh-negative fetus (from cord blood)


==See Also==
==See Also==

Revision as of 07:10, 29 August 2015

Background

  • For fetal maternal hemorrhage
  • Risk = >4-12wks
  • Also given to Rh- male trauma patients who receive O+ blood to prevent future reaction with O+ transfusions[1]

Treatment

  • 1st Trimester (through 12weeks)
    • --> give 50 microgm IM
      • (although there is no harm in giving the standard 300 microgram dose, which is more readily available)
  • 2nd & 3rd Trimester
    • --> give 300 microgm IM once and send Kleihauer-Betke test
    • --> within 72hrs give additional 300 microgm/15 ml Rh-positive blood

Exceptions

  • Prior sensitization of mother
  • Known Rh-negative father
  • Known Rh-negative fetus (from cord blood)

See Also

Vaginal Bleeding (Main)

Source

  1. Miraflor, E, et al. Emergency uncrossmatched transfusion effect on blood type alloantibodies. J Trauma. 2012; 72:48-53.