Aya Hamao-Sakamoto, D.D.S., Ph.D.

Assistant Professor

Department: Surgery


Dr. Hamao-Sakamoto is an Assistant Professor in the Division of Oral and Maxillofacial Surgery, having joined the faculty at The University of Texas Southwestern Medical Center in 2007. She came from Meikai University School of Dentistry in Japan where she went to dental school, trained in oral and maxillofacial surgery, and completed a doctorate in Dentistry. Dr. Hamao-Sakamoto’s clinical interests are in dento-alveolar surgeries, maxillofacial patholoy, and dentofacial deformities. Her research interest is histopathological character of oral and maxillofacial disease.


Medical School Meikai University School of Dentistry (1996)
Internship Meikai University School of Dentistry (1997), Dentistry
Residency Meikai University School of Dentistry (2002), Oral & Maxillofacial Surgery
Graduate School Meikai University School of Dentistry (2003)
Fellowship Meikai University School of Dentistry (2004), Oral & Maxillofacial Surgery

Specialty Areas

Clinical Interests

  • Amelogenesis Imperfecta
  • Anomalies of Dental Arch Relationship
  • Central Giant Cell Granuloma
  • Complicated Tooth Fracture
  • Dentinogenesis Imperfecta
  • Dermoid Cyst
  • Epidermoid Cyst
  • Epstein's Pearl Cyst
  • Erythryplakia
  • Fissural Cysts of the Jaw
  • Focal Epithelial Hyperplasia
  • Frenectomy
  • Gingivectomy
  • Hypertrophic Frenulum & Lip
  • Impacted Teeth in Mandible & Maxilla
  • Leukoplakia of Oral Mucosa
  • Loss of Teeth
  • Major Anomalies of Jaw Size
  • Mandibular Hyperplasia & Hypoplasia
  • Mass in Head & Neck Region Needing Biopsy for Diagnosis
  • Maxillary Asymmetry
  • Maxillary Hyperplasia & Hypoplasia
  • Microgenia
  • Mucocoele
  • Nasoalveolar Cyst
  • Odontogenesis Imperfecta
  • Odontogenic Dentigerous, Follicular & Keratocyst
  • Orbital Floor Blow-Out Closed
  • Osteomyelitis of Maxilla & Mandible
  • Pathologic Fracture
  • Pathology of Hard & Soft Tissue - Head & Neck
  • Sequestrum of Maxilla & Mandible
  • Sialoadenitis & Sialolithiasis
  • Soft Tissue Trimming
  • Stomatitis
  • Supernumerary Teeth
  • Tooth Extraction & Pain
  • Torus Exostosis, Mandibularis & Palantius
  • Unilateral Condylar Hyperplasia & Hypoplasia
  • Unspecified Anomaly of Jaw Size
  • Unspecified Anomaly of Jaw to Cranial Base

Research Interests

  • Oral and Maxillofacial Surgery
  • Oral and Maxiollofacial Pathology


Featured Publications Legend

Featured Publications

Clinical evaluation of reconstructive procedure with microvascular free tissure transfer for oral and maxillofacial defect.

Hamao A., Kagaya M., Shigematsu H., Suzuki S., Fukuda M., Magoshi S., Aiura Y., Yokozuka Y., Ino T., Ichioka., Nakatsuka S., T and Sakashita H Meikai Univ Dent J 2005 34 1-9

Expression of RCAS1 and its function in human squamous cell carcinoma of the oral cavity

Fukuda M., Tanaka A., Hamao A., Suzuki S., Kusama K. and Sakashita H. Oncology Reports 2004 12 259-267

A case of follicular-type acinic cell carcinoma arising in the buccal mucosa-Histopathological and immnohistochemical studies-.

Hamao A., Okada M., Fukuda M., Suzuki S., Kusama K. and Sakashita H Jpn J Oral Maxillofac Surg 2003 49 578-581

A case of extensive erythroplakia in the oral mucosa.

Hamao A., Fukuda M., Tanaka A., Kitada M., Shigemastu H., Suzuki S, Kusama K. and Sakashita Oral Med Pathol. 2002 7 47-51

Imunohistochemical studies of oral squamouscell carcinoma using of anti-humanpapilloma virus antibody.

Hamao A., Fukuda M., Tanaka A., Kitada M., Suzuki S., Kusama K., Yamamoto Y.and Sakashita H. Jpn J Oral Diag/Oral Med 2002 15 8-12

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Professional Associations/Affiliations

  • Asian Association of Oral and Maxillofacial Surgeons
  • Japan society of Plastic and Reconstructive Surgery
  • Japanese Cancer Association
  • Japanese Society of Oral and Maxillofacial Surgeons