Khan K J, Stride P C, Cooper G M
Department of Anaesthetics, Birmingham Maternity Hospital, Edgbaston.
Anaesthesia. 1993 Jul;48(7):628-9. doi: 10.1111/j.1365-2044.1993.tb07132.x.
The regional anaesthesia records of 274 obstetric patients who had inadvertent dural puncture were reviewed to see whether a bloody dural tap resulted in a lower incidence of postdural puncture headache. No such influence was found.
