听神经瘤早诊问题十分迫切,患者早期就有耳蜗、前庭及味觉紊乱,故味觉紊乱在其定位诊断上有重要意义。过去,味觉的基本检查法是利用甜、咸、酸、苦四类不同浓度的溶液分别涂于舌的各部进行测试的Bernotein定性试法,优点是可试舌后1/3部,做出定性估价,缺点是刺激量远超阈值,是阈上试验,对测试早期味觉障碍不敏感,除上述合宜刺激外,味分析器还可用微 Acoustic neuroma early diagnosis is very urgent, early patients have cochlear, vestibular and taste disorders, so the taste disorder in the diagnosis of its positioning is of great significance. In the past, the basic test of taste was the Bernotein qualitative test that was applied to various parts of the tongue using four different concentrations of solutions of sweetness, saltyness, acidity and bitterness. The advantage is that one third of the tongue can be tested to make a qualitative Valuation, the disadvantage is that the amount of stimulation far exceeds the threshold, is the threshold test, the test is not sensitive to early taste disorders, in addition to the above stimuli, the flavor analyzer can also be used micro