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Surgical Removal of Retained Roots in Close Proximity to Maxillary Sinus – Tooth #27

Surgical Procedure

Chief Complaint

Patient presented for management of a grossly carious upper left molar (tooth #27) with retained roots.

Clinical Findings

  • Tooth #27:

    • Grossly carious retained roots

    • Tender to percussion (vertical); not tender to percussion (lateral)

    • Mobility and probing depth within normal limits

    • Slight metallic sound on percussion

    • Mesially tilted retained roots

    • Three-rooted tooth with long roots

    • Very close proximity to the maxillary sinus

    • Dense alveolar bone with suspected ankylosis

    • Periapical radiograph taken

  • Sound surrounding bone levels

Treatment Plan

  • Surgical removal of retained roots of tooth #27 under local anesthesia

  • Post-operative imaging to confirm complete removal and sinus integrity

Pre-operative Assessment

  • Pre-operative CBCT taken and reviewed

  • Risks, benefits, and procedural steps explained

  • Specific risks of oroantral communication and oroantral fistula discussed

  • Patient understood and agreed to proceed

  • Informed consent obtained

Anesthesia

Local anesthesia administered

Surgical Procedure

  • Patient cleaned and draped

  • Buccal incision made and flap raised

  • Bone guttering performed

  • Tooth sectioned

  • Retained roots of tooth #27 elevated and removed in four pieces

  • Thorough curettage performed

  • Surgical site irrigated with saline

  • Five bone substitute sponges placed for secondary closure

  • Hemostasis achieved

  • Post-operative instructions provided

Post-operative Assessment

  • Post-operative CBCT taken

  • No residual root fragments noted

  • Maxillary sinus and adjacent teeth not involved

  • Patient reassured

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