[Comparison of two forms of nasal and pharyngeal topical anestesia for performing esophageal manometry].
Rev Gastroenterol Mex 72(2):100-3 (2007) PMID 17966368
The esophageal manometry (EM) is an invasive procedure that causes nasal pain, pharyngeal pain, and nausea. A topical anesthetic may improve tolerance of the examination.
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