blood hormone level blood lutenizing hormone level 2019-02-15T09:29:17Z CMO:0003032 Measurement of the amount in blood of lutenizing hormone (LH) produced by gonadotropic cells in the anterior pituitary gland. In females, an acute rise of LH triggers ovulation and development of the corpus luteum. In males, LH stimulates Leydig cell production of testosterone. VT:0005418 clinical_measurement_ontology sjwang