
Reconstruction of the Maxillectomy Defect
- Registration Closed
Maxillary defects can be the result of traumatic, infectious or pathological causes. No matter the cause of a maxillectomy defect, reconstruction is a difficult task. Reconstruction ranges from prosthetic obturation all the way to free-tissue transfer and everything in between. This session will discuss all the different options, including types of reconstruction, timing of reconstruction and clinical cases.
Learning Objectives
At the conclusion of this program, participants should be able to:
- Identify the different types of maxillectomy defects.
- Cite which reconstruction techniques are available for reconstruction of a maxillectomy defect.
- Describe the pros and cons of each reconstruction technique.
Nicholas F. Callahan, DMD, MD, MPH
Assistant Professor, Oral and Maxillofacial Surgery
University of Illinois at Chicago
Chicago, Illinois
Disclosure: Nothing to disclose.
Michael Y. Nagai, DDS, MD
Surgeon
Erie County Medical Center
Buffalo, New York
Disclosure: Nothing to disclose.
An Internet-based CDE/CME Activity
Original Release Date: October 1, 2021
Last Review Date: April 20, 2024
Expiration Date: April 20, 2027
Estimated time to complete this educational activity: 1.0 hours
Method of participation: Self-Study

Nicholas F. Callahan, DMD, MD, MPH
Associate Professor of Oral & Maxillofacial Surgery
University of Illinois at Chicago
Dr. Callahan is an Assistant Professor of Oral and Maxillofacial Surgery at University of Illinois at Chicago, where he also serves as the co-director of the Head and Neck Cancer Center Integrated Practice Unit. Most recently, Dr. Callahan completed a Fellowship in Head and Neck Oncology and Microvascular Reconstructive Surgery at the University of Maryland at Baltimore Medical Center. He received his medical school education and General Surgery training at SUNY Downstate, and his Oral and Maxillofacial Surgery training at Kings County Hospital Center in Brooklyn, New York. He attended the University of Pittsburgh School, of Dental Medicine for his dental school training, and also received his Masters of Public Health degree at the University of Pittsburgh Graduate School of Public Health.
Disclosure(s): Sorg North America: Speakers' Bureau (Ongoing); Osteoscience Foundation: Vanguard Board Member (Ongoing)

Michael Nagai, DDS, MD, FACS
Attending in the Head and Neck Surgery Department
Erie County Medical Center
Dr. Nagai is an attending physician in the Head and Neck Surgery Department at ECMC, where his focus is on pathologic conditions of the head and neck including oral cancers, skin cancers, salivary gland neoplasms, and benign tumors of the craniofacial skeleton. He performs microvascular reconstruction, including free tissue transfers and nerve repair. Dr. Nagai also performs sleep apnea surgery including placement of hypoglossal nerve stimulators. He has authored numerous peer reviewed articles and book chapters and maintains involvement with resident education, having appointments at the University at Buffalo’s Department of Surgery and Department of Otolaryngology. Having completed a large portion of his training in the Western New York area, Dr. Nagai is a Toronto, Ontario native who has a strong connection to the community and is honored to provide care and compassion for the people of Buffalo and surrounding areas.
Disclosure(s): No financial relationships to disclose
Continuing Education Provider Approval
The American Association of Oral and Maxillofacial Surgeons is an ADA CERP Recognized Provider.
ADA CERP is a service of the American Dental Association to assist dental professionals in identifying quality providers of continuing dental education.
ADA CERP does not approve or endorse individual courses or instructors, nor does it imply acceptance of credit hours by boards of dentistry.
The American Association of Oral and Maxillofacial Surgeons designates this activity for 1.0 continuing education credit(s).
AGD - Accepted Program Provider
FAGD/MAGD Credit
11/1/22-12/31/26
Provider ID# 214680
The American Association of Oral and Maxillofacial Surgeons (AAOMS) is accredited by the Accreditation Council for Continuing Medical Education (ACCME) to provide continuing medical education for physicians.
The American Association of Oral and Maxillofacial Surgeons designates this internet-based enduring material for a maximum of 1.0 AMA PRA Category 1 Credit(s)™. Physicians should claim only the credit commensurate with the extent of their participation in the activity.
Key:




