Sentence 1: Irregular menstruation is a vaginal disorder whose manifestations include menstrual cycle lengths as well as metrorrage ( irregular bleeding between expected periods ) .
Sentence 2: Irregular menstruation is a vaginal disorder whose manifestations include menstrual cycle lengths as well as metrorrhagia ( irregular bleeding between expected periods ) .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?