<prompt> In a woman on subdermal progesterone implant, the menstrual abnormality seen is -MenorrhagiaMetrorrhagiaPoly menorrhoeasAmenorhoea  <response>: Ans-B i.e.,. Metrorrhagia Ref : Dutta, 6e, p 549 5the, p 587, Shaws 13e, p 231 p179.The major disadvantage of subdermal progesterone implant is breakthrough bleeding and irregular cycles.The other common symptom is seen after progesterone administration are also seen with it. These are :AmenorrhoeaBreast engorgement Increase Blood sugarI have gone for option b because in each book I looked it was given as the first and the most important symptom. 