Hi,This cycle I had taken letroz 5mg from D3-D7.On day 10, my follicle size was 17mm and on Day12 its size was 26mm.My doctor asked me to take HCG injection..But she told me that sometimes it would be a cyst...If it is cyst,it will not ovulate She ask me to come on day 14 for checking whether ovulation has done or not..Yesterday I had taken HCG injection.I'm waiting for the ovulation..if anyone knows 26mm follicle size is normal or not..Please answer this question..