93 (31%) of the 301 Haematology Departments in the U.K. responded to a ques
tionnaire about the postnatal management of fetomaternal alloimmune thrombo
cytopenia (FMAIT), The number of reported cases of FMAIT was less than half
than that estimated from its known incidence, suggesting that the conditio
n is under-recognized. There was a consensus that the optimal approach to p
ostnatal management is to transfuse compatible platelets promptly. However,
a number of problems in the delivery of treatment were identified, includi
ng an apparent lack of awareness of the potential seriousness of the condit
ion amongst clinical staff, and the availability of HPA-1a negative platele
ts.