Changes in the diameter and valve closure time of leg veins across the menstrual cycle
Asbeutah AM, Al-Enezi M, Al-Sharifi NM, et al. J Ultrasound Med. 2014;33:803-809. This article presents an evaluation of a specific cohort of young, nulliparous women with duplex ultrasound of the lower extremities at various stages of the menstrual cycle. The study was comprised of an evaluation of 106 limbs in 53 women with homogeneity in their demographic makeup. They lacked, for the most part, any of the classic risk factors for the development of chronic venous deficiency and were all classified as class 0 (no venous disease) on the 7-point clinical, etiologic, anatomic and pathophysiologic (CEAP) scale. The study showed…