abnormal endometrium morphology abnormal endometrial gland morphology MP:0009094 MPheno.ontology abnormal glandulae uterinae abnormal uterine glands any structural anomaly of the numerous simple or branched tubular glands lined by ciliated columnar epithelium and found in the mucus membrane of the uterus which secrete mucus, lipids, glycogen, and protein; endometrial glands and their secretions (termed histotroph) are critical regulators of peri-implantation embryo survival and implantation as well as establishment of uterine receptivity abnormal female reproductive gland morphology