略語大辞典 [Med] 31 OLP (L) occipito-laevus posterior (胎児の)後頭左側後位. 胎位.(L) occipito-laevus posterior; or (L) OSP(occiput sinister posterior); or LOP(left occipitoposterior) (position ofthe fetus); [Med]. 丸善「略語大辞典」JLogosID : 11863897