pH salivar como marcador biológico em pacientes diagnosticados com carcinoma epidermóide oral de Guantánamo
Palavras-chave:
câncer bucal, carcinoma de células escamosas, dieta, pH salivar, oncoespecífico, cárie dentária, doença periodontalResumo
Introdução: o câncer bucal é um problema de saúde global.
Objetivo: comparar as variações do pH salivar entre pacientes com carcinoma espinocelular recém-diagnosticado, após tratamento oncoespecífico, e indivíduos aparentemente saudáveis da província de Guantánamo, Cuba, no período de novembro de 2019 a janeiro de 2022.
Método: estudo descritivo, comparativo, cruzado seccional, em pacientes ambulatoriais da consulta de Cirurgia Bucomaxilofacial do Hospital General Docente “Dr. Agostinho Neto”. O grupo de estudo foi composto por 200 pacientes divididos em 3 subgrupos: subgrupo I (50 pacientes recém-diagnosticados com carcinoma espinocelular oral, com diagnóstico concomitante de cárie dentária e periodontite crônica do adulto); subgrupo II (50 pacientes com a patologia supracitada após tratamento oncoespecífico, tratados para as doenças bucais supracitadas) e subgrupo III (100 pacientes controles aparentemente saudáveis). As variáveis estudadas foram: idade, sexo, tipo de dieta e pH salivar.
Resultados: a média de idade foi de 59,8 anos, 70% eram homens. A dieta consumida e cada subgrupo foram associados (p=0,001). O pH salivar de pacientes recém-diagnosticados com carcinoma espinocelular afetados por ambas as doenças bucais foi ácido (6,25±0,37) em comparação com os outros subgrupos. 98,6% dos pacientes com pH salivar ácido apresentaram dieta habitual baseada em carboidratos e gorduras (p=0,000).
Conclusões: evidenciou-se que o pH salivar dos pacientes com carcinoma espinocelular recém-diagnosticado foi ácido em relação aos demais subgrupos. Portanto, esse parâmetro pode ser utilizado como marcador biológico da doença.
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Referências
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