Squamous cell carcinoma of the tongue: clinical and morphological analysis of 57 cases and correlation with prognosis

Introduction: Oral squamous cell carcinoma (OSCC), which represents more than 90% of head and neck malignant neoplasms, has a poor prognosis due to its high frequency of lymph node metastasis and local invasion. Previous studies have investigated parameters related to the biological behavior of OSCC...

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Published in:Jornal brasileiro de patologia e medicina laboratorial 2014-10, Vol.50 (5), p.359-363
Main Authors: Vasconcelos, Marcelo Gadelha, Mafra, Rodrigo Porpino, Vasconcelos, Rodrigo Gadelha, Medeiros, Ana Miryam Costa de, Queiroz, Lélia Maria Guedes
Format: Article
Language:English
Subjects:
carcinoma de células escamosas
MEDICAL LABORATORY TECHNOLOGY
MEDICINE, RESEARCH & EXPERIMENTAL
PATHOLOGY
patologia bucal
prognóstico
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Summary:Introduction: Oral squamous cell carcinoma (OSCC), which represents more than 90% of head and neck malignant neoplasms, has a poor prognosis due to its high frequency of lymph node metastasis and local invasion. Previous studies have investigated parameters related to the biological behavior of OSCC and its correlation with disease outcome (DO). Objective: To evaluate clinical and morphological data in cases of tongue squamous cell carcinoma (TSCC), correlating these findings with prognosis. Material and methods: Fifty-seven specimens of TSCC were obtained from patients undergoing surgical excision at a referral hospital in Natal, Brazil. Clinical data, such as tumor-node-metastasis (TNM) stage and DO, were collected from medical records. Hematoxylin and eosin-stained sections were analyzed regarding histological grade of malignancy (HGM), based on the system proposed by Bryne (1998) Results: The majority of patients (38.6%) were diagnosed as TNM stage III, and 57.9% developed metastases. Remission of the tumor occurred in 77.2% of the cases. The parameter “metastasis” exhibited a significant association with DO (p = 0) and TNM stage (p = 0.001), thus constituting a good indicator of tumor progression. Correlation of HGM and TNM stage with DO was not evidenced. Nevertheless, statistical analysis showed a significant association between HGM and TNM stage (p = 0.006). Conclusion: TNM clinical staging and HGM, evaluated in association, may be useful to estimate the prognosis of TSCC.
ISSN:1676-2444
1678-4774
DOI:10.5935/1676-2444.20140040