The unusual case of acanthomatous ameloblastoma occurring in maxillary left anterior region in a 13-year-old female child is presented with chief complaint of swelling in the upper left anterior region since one year and spacing between maxillary left central incisor and canine.
Microscopic examination of surgically excised specimen revealed solid epithelial cell nests with peripheral palisading ameloblastic cells and the central squamous cell assemblage that was consistent with the findings of acanthomatous ameloblastoma type.
Acanthomatous ameloblastoma is the extremely rare variant. The present report discusses issues related to the incidence of such formations in the target tissues.
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Ameloblastoma is a rare, benign neoplasm of odontogenic epithelium described for the first time by Broca (1868) as adamtinoma, and then re-coined by Churchill (1934).
Ameloblastoma accounts for about 1% of all tumors of the jaw mainly encountered during three to five decades of life. Histologically, it is of six types- follicular, plexiform, granular, basal, desmoplastic and acanthomatous.
CASE REPORT: A 13-year-old female child was presented with the chief complaint of swelling in the upper left anterior region since one year and spacing between maxillary left central incisor and canine in the dental OPD of sir Sunder Lal Hospital, Institute of Medical Sciences, Banaras Hindu University, Varanasi. She reported that the swelling was expanding slowly.
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The general health of child was normal and her medical history was unremarkable.
Extraoral examination revealed a swelling in the left maxillary anterior region.
Intraoral examination revealed missing maxillary left lateral incisor and hard swelling of almost 1 cm in diameter located between the left maxillary central incisor and canine involving the attached gingiva and vestibular mucosa.
The attached gingiva over the edentulous region was thick. The lesion was asymptomatic.
The remaining teeth in the maxillary as well as mandibular arch presented with no other abnormalities.
