Correlación diagnóstico clínico e histopatológico en cirugía endoscópica nasosinusal

introduction: histopathological examination of samples obtained by endoscopic sinus surgery (ess) is routine in many hospitals, however, results reports and effective analysis of its clinical utility are scarce in the literature. aim: to describe and analyze the pathological study in ess. furthermore, recognize the correlation between histopathology and clinical diagnosis. material and method: a cross-sectional study by reviewing medical records and collecting data from ess interventions in the university of chile clinical hospital was performed. results: most of the diagnoses were different forms of chronic rinosinusutis (crs), representing 65.67% (simple, allergic and polypoid). among the most common are unusual findings: inverted papilloma (4.9%%), antrochoanal polyp (9.31%%), fungal non-invasive rhinosinusitis (2.45%%) and 7 cases of malignancy. clinical and histopathologic correlation found for crs was 92.15%%, 95.94%% in nasal polyposis and 85.71%% in antrochoanal polyps. conclusions: most of the results were different forms of chronic inflammation of the sinus mucosa. a strong correlation between clinical diagnosis and histopathology was found, however, the onset of not exceptional malignant disease suggest the routine use of biopsy.