Mentally upset for right eye vision.

Right eye operated on 29th jan Monday for cataract *For 36 hours there was proper vision* , after that blurred Vision from operated eye doctor examined *Swelling on cornea *Severe cornea edema* Reason not known Given drops for treatment and then steroids for six days However there was no improvement Doctor confirmed that there is no detachment , no infection , retina is proper , no extra ultrasound energy issue , wound is sealed from where the lense is inserted, no leakage *Rest all differential diagnosis eliminated* Air injection in AC but no recovery but then after the status is the same or little better on and off... Now vision is fluctuating between 10% & 40% Medical management tried but no help What is the solution ? Very much disturbing as unable to arrive at the solutions...only trial and error method continues!!!!