J L Simpson

Endometriosis is a common disease defined as the growth of endometrial tissue outside the uterine cavity that often results in a vast array of gynaecological problems including dyspareunia, dysmenorrhoea, pelvic pain and infertility. Despit…

OBJECTIVE: Endometriosis is a complex gynecologic disorder that may display features similar to malignancy, including aggressive growth and localized invasion of the myometrium or spread to various organs outside the uterus. Molecular studi…

Endometriosis affects 10-15% of women of reproductive age and is a common cause of infertility and pelvic pain. Although endometriosis is characterized by abnormal growth or turn-over of cells, the genetic changes involved remain unclear. W…

A study of 53 individuals failed to reveal an association between any HLA antigen and endometriosis. Division of the sample into those having a relative affected with endometriosis (N = 11) and those not having such a relative (N = 42) simi…

Systematic genetic studies in endometriosis apparently have not been conducted; therefore, we studied 123 patients with histologically proved endometriosis. Nine of 153 (5.8%) female sibs (over age 18) of patients with histologically proved…

Clinical characteristics of patients with histologically confirmed pelvic endometriosis who had an affected first-degree relative (N = 18) were compared to those who had no such affected relative (N = 105). The only significant difference w…