Adenomyosis

MRI image of adenomyosis.

Adenomyosis MRI Image (Case courtesy of Dr. Varun Babu, Radiopaedia.org, rID: 43504)

“The most easily recognized feature is a thickening of the junctional zone ≥12 mm, either diffusely or focally (normal junctional zone thickness is up to ~5 mm)”. (1)

(1) Gaillard F, Thibodeau R, Liao A, et al. Adenomyosis. Reference article, Radiopaedia.org (Accessed on 17 May 2024). https://doi.org/10.53347/rID-10171.

Ultrasound image of adenomyosis. 

Adenomyosis Ultrasound Image (Case courtesy of Dr. Alexandra Stanislavsky, Radiopaedia.org, rID: 13726)

“MUSA features typical of a uterus with adenomyosis include an enlarged globular uterus, asymmetrical thickening of the myometrium, myometrial cysts, echogenic subendometrial lines and buds, hyperechogenic islands, fan-shaped shadowing, an irregular or interrupted junctional zone and translesional vascularity on colour Doppler ultrasound examination.”(1)

(1) Van den Bosch, T., de Bruijn, A.M., de Leeuw, R.A., Dueholm, M., Exacoustos, C., Valentin, L., Bourne, T., Timmerman, D. and Huirne, J.A.F. (2019), Sonographic classification and reporting system for diagnosing adenomyosis. Ultrasound Obstet Gynecol, 53: 576-582. https://doi.org/10.1002/uog.19096 

Microscopic endometrial stroma and glands present deep within the myometrium. (Courtesy of Dr. I. Zberiranowski)