The Influence of Menstruation and Hormonal Birth Control on the Performance of Female Collegiate Lacrosse Players.

This study compared the mechanical and physiological load placed on Division I female collegiate lacrosse athletes (1) with and without hormone contraceptive (HC) use and (2) with and without menstruation during training and games. Athletes' (20.6 ± 1.

Pathogenic Gene Variants Identified in Patients Presenting With Perthes or Perthes-like Hip Disorder.

Aims: Legg-Calve-Perthes disease (LCPD) is a diagnosis of exclusion. Various conditions, such as skeletal dysplasias, can closely mimic LCPD and these must be ruled out to provide appropriate treatment, prognosis, and counseling. Traditionally, genetic testing has not been readily available in pediatric orthopaedic practice.