Novel case report of primary osteosarcoma of the maxilla in an adult: An important differential diagnosis

Craniofacial osteosarcoma accounts for 10% of osteosarcoma malignancies, typically affecting the 4-5th decade of life, with the maxilla being the second-most common site.We report a 58-year-old male, non-smoker, with a lump of his upper jaw which occasionally bled during mastication. Clinical examin...

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Main Authors: Meena Venkatasami, Katherine Harrison
Format: Article
Language:English
Published: Elsevier 2023-09-01
Series:Advances in Oral and Maxillofacial Surgery
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2667147623000353
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author Meena Venkatasami
Katherine Harrison
author_facet Meena Venkatasami
Katherine Harrison
author_sort Meena Venkatasami
collection DOAJ
description Craniofacial osteosarcoma accounts for 10% of osteosarcoma malignancies, typically affecting the 4-5th decade of life, with the maxilla being the second-most common site.We report a 58-year-old male, non-smoker, with a lump of his upper jaw which occasionally bled during mastication. Clinical examination revealed an exophytic mass in the upper left tuberosity of the maxilla and no lymphadenopathy, where initial differential diagnosis was squamous cell carcinoma.Radiological investigations revealed a metabolically active left maxillary lesion with maxillary sinus destruction, representing primary malignancy. Histological analyses initially suggested a fibro-osseous lesion; further immunohistochemistry showed cytokeratin AE1/AE3/CK(MNF.116) positivity with 60% ki67 proliferation index; diagnostic of grade 2–3 osteosarcoma. Management included neoadjuvant chemotherapy prior to total maxillectomy and dental prosthetic rehabilitation.We report a novel case of primary osteosarcoma of the maxilla in an adult. Osteosarcoma is challenging to diagnose and an important differential to consider where the mainstay of treatment is early invention.
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spelling doaj.art-c5c7ed79f04040a99601e25176b1ba472023-08-02T04:25:13ZengElsevierAdvances in Oral and Maxillofacial Surgery2667-14762023-09-0111100423Novel case report of primary osteosarcoma of the maxilla in an adult: An important differential diagnosisMeena Venkatasami0Katherine Harrison1Corresponding author. St George's hospital, Blackshaw Road, Tooting, London, SW17 0QT, United Kingdom.; Department of Pathology, Royal Shrewsbury Hospital, Shrewsbury, SY3 8XQ, United KingdomDepartment of Pathology, Royal Shrewsbury Hospital, Shrewsbury, SY3 8XQ, United KingdomCraniofacial osteosarcoma accounts for 10% of osteosarcoma malignancies, typically affecting the 4-5th decade of life, with the maxilla being the second-most common site.We report a 58-year-old male, non-smoker, with a lump of his upper jaw which occasionally bled during mastication. Clinical examination revealed an exophytic mass in the upper left tuberosity of the maxilla and no lymphadenopathy, where initial differential diagnosis was squamous cell carcinoma.Radiological investigations revealed a metabolically active left maxillary lesion with maxillary sinus destruction, representing primary malignancy. Histological analyses initially suggested a fibro-osseous lesion; further immunohistochemistry showed cytokeratin AE1/AE3/CK(MNF.116) positivity with 60% ki67 proliferation index; diagnostic of grade 2–3 osteosarcoma. Management included neoadjuvant chemotherapy prior to total maxillectomy and dental prosthetic rehabilitation.We report a novel case of primary osteosarcoma of the maxilla in an adult. Osteosarcoma is challenging to diagnose and an important differential to consider where the mainstay of treatment is early invention.http://www.sciencedirect.com/science/article/pii/S2667147623000353Osteosarcoma of maxillaCranial osteosarcomaPrimary osteosarcomaMaxillaAdultBone tumour
spellingShingle Meena Venkatasami
Katherine Harrison
Novel case report of primary osteosarcoma of the maxilla in an adult: An important differential diagnosis
Advances in Oral and Maxillofacial Surgery
Osteosarcoma of maxilla
Cranial osteosarcoma
Primary osteosarcoma
Maxilla
Adult
Bone tumour
title Novel case report of primary osteosarcoma of the maxilla in an adult: An important differential diagnosis
title_full Novel case report of primary osteosarcoma of the maxilla in an adult: An important differential diagnosis
title_fullStr Novel case report of primary osteosarcoma of the maxilla in an adult: An important differential diagnosis
title_full_unstemmed Novel case report of primary osteosarcoma of the maxilla in an adult: An important differential diagnosis
title_short Novel case report of primary osteosarcoma of the maxilla in an adult: An important differential diagnosis
title_sort novel case report of primary osteosarcoma of the maxilla in an adult an important differential diagnosis
topic Osteosarcoma of maxilla
Cranial osteosarcoma
Primary osteosarcoma
Maxilla
Adult
Bone tumour
url http://www.sciencedirect.com/science/article/pii/S2667147623000353
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