Naegele’s obliquity Health Dictionary

see asynclitism. [K. C. T. Litzmann (1815–90), German obstetrician]... litzmann’s obliquity

a method used to calculate the estimated date of delivery: nine months and seven days are added to the date of the start of the last menstrual period. A correction is required if the woman does not have 28-day menstrual cycles. [F. K. Naegele (1777–1851), German obstetrician]... naegele rule