Dynamic perimetry

The dynamic visual field inspection uses the moving visual target to measure the points of equal sensitivity, and the connected line is called the line of sight, and the peripheral contour of the field of view is recorded. The examinee and the doctor face each other lm, the examinee is backlit, and the two eyes are examined separately. The examinee covers the left eye when checking the right eye. The doctor closes the right eye and the subject looks at the doctor's left eye. Basic Information Specialist Category: Ophthalmic Examination Category: Applicable gender: whether men and women apply fasting: not fasting Tips: Relax. Normal value At the same distance between the examinee and the examiner, in the eight directions of upper, lower, inner, outer, upper left, lower left, upper right, and lower right, the center moves slowly from the periphery to the center, if both people see the finger at the same time. , indicating that the subject's vision is normal. Clinical significance Abnormal results: 1 the affected side of the eye is blind, the contralateral eye is normal - the optic chiasm. 2 binocular hemianopia - the center of the intersection. 3 Asymmetry in the same side of the upper quadrant of the quadrant - the front of the line. 4 asymmetry ipsilateral hemianopia - the middle of the line of sight. 5 symmetry ipsilateral central hemianopia - occipital lobe. Patients with glaucoma or high myopia need to be examined. Precautions Taboo before check: emotional stress. Requirements for inspection: The inspectors concentrate. Inspection process Inspection method: a. The examinee and the doctor face each other lm, the subject is backlit, and the two eyes are examined separately. The examinee covers the left eye when checking the right eye. The doctor closes the right eye and the subject looks at the doctor's left eye. b. The doctor uses a visual target or finger to be placed at an equal distance from the subject, moving from the outside to the inside according to different meridians, and telling the subject immediately when they see the target or finger. Not suitable for the crowd Inappropriate people: patients with other lesions, into the heart and blood vessels.