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[Video nasopharyngoscopy examination for the assessment of adenoid hypertrophy: importance and precautions in diagnosis].

In children, local factors such as a narrow nasal cavity, edema of the mucosa, some types of anatomic variations such as displaced septum, hypertrophy of conchae, may make it difficult for the endoscope to pass. Additionally, other factors such as fear, discomfort due to the introduction of an object into the nostril and anxiety, principally in smaller children, can make these difficulties more evident.1,2 Nasal fiber optic examination for the assessment of adenoid hypertrophy: importance and precautions in diagnosis