Endometriosis Diagnosis

Diagnosis and management of endometriosis

Allaire C, Bedaiwy MA, Yong PJ

Published March 14, 2023 CMAJ : Canadian Medical Association journal = journal de l'Association medicale canadienne
DOI 10.1503/cmaj.220637 PMID 36918177 PMC PMC10120420

RRM Academy Synopsis

Guidelines advise diagnosing endometriosis without surgery, says CMAJ

Recent guidelines advise doctors to diagnose endometriosis without surgery, a 2023 CMAJ review says. The diagnosis uses symptoms, an exam and imaging, and no imaging reliably detects superficial disease. The review addresses care in Canada. Its authors call current treatments not curative.

Key Findings

  • Patients with minimal to moderate disease in the untreated arms of 2 randomized trials had repeat laparoscopy at 6–12 months: progression in 29%–45%, no change in 33%–42%, regression in 22%–29%.
  • A United Kingdom case–control study of over 5000 patients with endometriosis found higher odds than controls of a history of trouble getting pregnant (OR 8.2) and dysmenorrhea (OR 8.1).
  • The review gives hormonal options for endometriosis a comparable efficacy of 60%–80%. Their goal is to suppress the menstrual cycle, and they are contraceptive.
  • Two systematic reviews and a Cochrane review of 5 randomized controlled trials found combined hormonal contraceptives reduced pain versus placebo, with low-quality studies and follow-up of 3–11 months.
  • After surgery, systematic reviews report disease that persists or recurs at a rate of 22% at 2 years and 40%–50% at 5 years.

Interpretation

This review of endometriosis diagnosis and care includes studies from 1960 to January 2022. Symptom severity does not match how much disease a patient has. No imaging test reliably finds superficial disease. The authors call current hormone and surgery treatments not curative, since disease often comes back after either one. The authors say diet and lifestyle changes need more study. Larger studies of diet, lifestyle, and non-surgical diagnosis would help.

RRM Context

Restorative reproductive medicine looks for the cause of pelvic pain and infertility. The review says symptom severity does not track extent of disease. It describes hormonal therapy as suppressing the menstrual cycle and stopping ovulation when ovulation is painful. Restorative clinicians ask what drives the symptoms in each couple, and a suppressed cycle shows less about the cause.

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Endometriosis › Diagnosis › Staging and Classification · General Gynecology › Pelvic Pain › Chronic Pelvic Pain
Catherine Allaire, Mohamed A Bedaiwy, Paul J Yong
Cathy Allaire, Kate Allaire, C Allaire, M Bedaiwy, P Yong
PMID 36918177 36918177 DOI 10.1503/cmaj.220637 10.1503/cmaj.220637 Allaire et al. 2023, Allaire 2023