MAXILLARY OSTEONECROSIS CAUSED BY ALENDRONATE FOR OSTEOPENIA TREATMENT: CASE REPORT

MAXILLARY OSTEONECROSIS CAUSED BY ALENDRONATE FOR OSTEOPENIA TREATMENT: CASE REPORT

ABSTRACTS e66 and intermingled by dense connective tissue. Cystic degeneration and individual keratinization of neoplastic cells were also observed...

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ABSTRACTS

e66

and intermingled by dense connective tissue. Cystic degeneration and individual keratinization of neoplastic cells were also observed. Neoplastic cells were positive in immunohistochemical reactions for cytokeratins 14 (CK14) and 19 (CK19). A diagnosis of squamous odontogenic tumor was established, and the patient remains without signs of recurrence after 18 months.

MAXILLARY OSTEONECROSIS CAUSED BY ALENDRONATE FOR OSTEOPENIA TREATMENT: CASE REPORT. JOANA LETICIA VENDRUSCOLO, VITOR HUGO FERREIRA, ARISTILIA PRICILA TAHARA KEMP, LAURA GREIN CAVALCANTI, ROBERTA T STRAMANDINOLI-ZANICOTTI, LAURINDO MOACIR SASSI and, JULIANA LUCENA SCHUSSEL Bisphosphonates are increasingly associated with the development of necrosis in maxillary bones. Although the greater risk is related to intravenous drugs, oral administration still represents an important factor to be considered in the decision of dental surgical procedures. The aim of the study is to report a case of extensive necrosis associated with the use of oral bisphosphonate treated conservatively. A female patient was referred with pain complaints in the left mandible with history of tooth extraction 18 months before. She has reported using the medication for osteopenia for more than 3 years. Clinically, it presented approximately 20-mm bone exposure in the left alveolar ridge. Radiographic and histologic examinations confirmed the diagnosis of medication-related osteonecrosis. A conservative treatment with mouthwash associated with pentoxifylline and tocopherol protocol was proposed. The follow-up presented without pain, progression of the disease, or local infection.

MONITORING THE STATE OF ORAL HEALTH OF A PATIENT WITH CEREBRAL PARALYSIS: CLINICAL CASE REPORT. ANTONIA PATRICIA OLIVEIRA BARROS, ALEXANDRA GABRIELLY DE SOUSA BENTES, DANIEL UGULINO FERREIRA, VANESSA SANTOS RODRIGUES CANUTO, LEONARDO DE SOUZA LOUZARDO, CRISLYNE MENDES DA VERA CRUZ and, ERICK NELO PEDREIRA This case report describes a 12-year-old child diagnosed with cerebral palsy who was attended in the dental service in October 2012 with a chief complaint of caries. The dental history revealed that the child had difficulty in opening his mouth, chewing, and swallowing. In the intraoral examination, the patient had an atretic palate, fibrous gingiva, gingival bleeding, malocclusion, and presence of calculus in the supra and subgingival regions and presented epilepsy and low weight. In the complementary examinations, blood pressure was checked and the blood count was read. The treatment plan was done with scraping in the upper and inferior jaw, 4 sessions of polishing, and prophylaxis. During the treatment, the surgical removal of elements 44 and 42 was performed, and it was decided to perform another tooth extraction, after the complete healing, of element 31. The patient was followed up by the service for 5 years and died in 2017.

PLEOMORPHIC ADENOMA OF MINOR SALIVARY GLAND IN THE BUCCAL MUCOSA:  A CASE REPORT. HELDER DOMICIANO DANTAS MARTINS, EVERTON DE FREITAS MORAIS,

OOOO January 2020 HELLEN BANDEIRA DE PONTES SANTOS, MARIA DE  LOURDES SILVA DE ARRUDA MORAIS, HEBEL e and, ROSEANA DE ALMEIDA CAVALCANTI GALVAO FREITAS Pleomorphic adenoma (PA) is the most common benign salivary gland neoplasm, affecting mainly the parotid gland. It affects individuals within a wide age range, with a slight predilection for the female sex. A-43-year-old woman presented with a single asymptomatic normochromic nodule in the buccal mucosa that appeared 3 years earlier. The diagnostic hypotheses were fibroma and PA. The lesion was biopsied, and the histopathologic analysis revealed a benign neoplasm characterized by proliferation of epithelial and myoepithelial cells, forming islands and ductal structures in a stroma with fibrous and hyaline areas. The final diagnosis was PA, and the tumor was surgically removed. The patient remains under follow-up, and there are no signs of relapse. This case shows that PA can occur in the minor salivary glands and emphasizes its differential diagnosis with other tumors.

ADENOMATOID ODONTOGENIC TUMOR: A CASE REPORT WITH EMPHASIS ON HISTOPATHOLOGIC FEATURES. FERNANDA e FELIX, RODRIGO PORPINO MAFRA, LARISSA ARAGAO SANTOS AMARAL ROLIM, HELLEN BANDEIRA DE PONTES SANTOS, PATRICIA DAVIN GOMES PARENTE, e PEREIRA PINTO  LELIA BATISTA DE SOUZA and, LEAO Odontogenic tumors constitute a group of lesions with varied histogenesis and biological behavior. We describe the case of a 15-year-old female patient with an asymptomatic lesion in the anterior mandible discovered incidentally in routine radiographic examination. A well-defined, unilocular radiolucent lesion was found between teeth 42 and 43. Clinical diagnosis was odontogenic cyst, and the lesion was treated by enucleation. Microscopic examination revealed a benign epithelial odontogenic neoplasm, constituted by spindle, cubic, and columnar cells, arranged in islands, cords, rosettes, and duct-like structures, in a fibrous stroma. Clinicopathologic characteristics led to the diagnosis of adenomatoid odontogenic tumor (AOT). We emphasize that the knowledge concerning histopathologic features of AOT contributes to a correct diagnosis and appropriate treatment. Given its favorable prognosis, AOT should be treated by conservative surgical approaches.

HAIRY TONGUE ASSOCIATED WITH SQUAMOUS CELL CARCINOMA OF THE FLOOR OF THE MOUTH. CLAUDINEIA DE PAULA CHINCKR, ISADORA ALICE FACHINI DOS SANTOS, IANKA QUEIROZ LIMA and, TIAGO NOVAES PINHEIRO The present case report refers to a 61-year-old black man who was a smoker and alcoholic. He sought dental care reporting severe pain in the floor of the mouth area, dysphagia for 3 months, and enlarged lymph nodes. The lesion has evolved over a period of 2 years. The intraoral clinical examination revealed ulcerated bleeding lesion on the floor of the mouth with elevated borders with white spots, besides presenting a hairy tongue. An incisional biopsy was performed, and the histopathologic examination revealed it to be a well-differentiated microinvasive squamous cell carcinoma. The patient was referred to the oncology reference hospital, and we discuss the evolution of the case for the following 9 months until his death.