Had root canal by Greg Davis. Drilled through tooth into gum and bone. Assistant alerted him to what he was doing. Stopped proceedure. No treatment given. Developed pain, swelling ,abscess. Went back to him. Referred to endodontist. He did not inform endodontist what had happened. No antibiotics given. Area opened. Full of infection. Since have lost five teet, received long-term IV antibiotic therapy after oral surgery and have diagnosis of chronic maxillary osteomyelitis All thanks to Greg Davis ,s preventive denistry.
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