proptosis

The eyeball protrusion is the scale at which the examiner observes the apex of the cornea on the ruler from the side. Inappropriate crowd: those with normal eyeballs. Taboo before check-up: Eat spicy food or exercise vigorously. Inspection requirements: check as required. Basic Information Specialist Category: Ophthalmic Examination Category: Physical Examination Applicable gender: whether men and women apply fasting: not fasting Tips: Before the check-up taboo: avoid touching and messing with the potion. Normal value The normal eyeball protrusion of Chinese people is 12-14m, with an average of 13mm, and the difference between the two eyes is no more than 2mm. Clinical significance Abnormal result Fundus examination often find papilledema, retinal vein tortuosity and retinal hemorrhage. The degree of vision loss varies. Need to check the crowd pulsating eyeballs. Precautions Taboo before check-up: Eat spicy food or exercise vigorously. Inspection requirements: check as required. Inspection process During the measurement, the tester sits opposite the subject, and the incision on the extensometer is embedded in the temporal margin of the subject, and the frontal view is directly viewed. The cornea seen in the two plane mirrors at this time. The value that the vertex is facing is the eyeball protrusion. At the same time, the value of the distance between the two eyes is obtained from the scale on the flat rod, and the pupil distance and the value of each eyeball are recorded. When tracking observations, the same distance should be taken. Not suitable for the crowd Inappropriate crowd: those with normal eyeballs.