finger test

The over-finger test is a method used to check for lesions in the vestibular system. The patient sits opposite the examiner, and the upper limbs of the two are stretched forward and the index fingers are in contact with each other. The patient raises the upper leg and then restores the level. The index finger is then contacted with the index finger of the examiner. The upper and lower arms should be moved on the sagittal plane of the shoulder joint to avoid adduction and abduction. The deflection is abnormal for 3 consecutive times. . Basic Information Specialist Category: Ophthalmic Examination Category: Other Inspections Applicable gender: whether men and women apply fasting: not fasting Tips: Taboo strenuous exercise. Normal value Ordinary people can accurately touch the target with both hands. Clinical significance Abnormal result The vestibular peripheral lesions are characterized by the fact that both hands are biased toward the lower side of the forecourt function, and the direction is consistent with the dumping, which is opposite to the direction of spontaneous nystagmus. The cerebellum lesions are characterized by the deviation of the affected side from one side to the affected side. Need to check the crowd: patients with vestibular dysfunction. Precautions Taboo before inspection: 1. Taboo strenuous exercise. 2, forbidden to take nerve sedation or stimulant, alcoholic beverages 48 hours before the examination. Taboo during inspection: Choose a quiet environment to prevent the subject from being disturbed. Inspection process The patient sits opposite the examiner, and the upper limbs of the two are stretched forward and the index fingers are in contact with each other. The patient raises the upper leg and then restores the level. The index finger is then contacted with the index finger of the examiner. The upper and lower arms should be moved on the sagittal plane of the shoulder joint to avoid adduction and abduction. The deflection is abnormal for 3 consecutive times. . Not suitable for the crowd Not suitable for people: people with imperfect limbs. Adverse reactions and risks Nothing.