Twenty-two people were killed and 120 injured in a major fire at SUM Hospital in Bhubaneswar...Most of the victims were in the first floor ICU of SUM Hospital...According to sources, the tragedy occurred due to suffocation as the smoke spread in most of the wards soon after the fire...The fire was first spotted in the dialysis unit in the first floor of the hospital...Attendants of patients blamed the hospital authorities for lack of communication in the evacuation process.