Sir/Madam, On day 4, endomet.thickness thin.No residual cyst. On day 10, 7.3 triple lined, Right ovaryian follicle MSF, Left 18.4X18.2mm. On day 12, 8 triple lined, Right ovaryian follicle MSF, Left 21x22.4mm On day 15, 8.4 triple lined, Right ovaryian follicle MSF, Left COLLAPSED FOLLICLE. Comments: Minimal free fluid seen in the POD Region. Please tell me What is collapsed follicle? What is free fluid in POD? Do i have chances of pregnancy? Now egg is in fallopian tube? Still how many days should i be in contact? Whether i ovulated or not?