tear secretion test

The tear secretion test is to examine the lesions produced by excessive tear secretion. The excessive secretion of tears is the result of hyperactivity of the lacrimal gland, but the meaning of tearing and tearing caused by it is different. In general, there is no adverse reaction except that the tears are constantly wiped off. A small number of patients may have conjunctivitis, blepharitis and diarrhea. Basic Information Specialist Category: Ophthalmic Examination Category: Other Inspections Applicable gender: whether men and women apply fasting: not fasting Tips: Keep a normal mindset. Normal value No mucus or purulent secretions flowed out from the lower tears, and the examination room determined that there was no excessive secretion. Clinical significance Abnormal result When certain diseases occur in the eye, the amount of eye secretions changes or the trait changes. Usually, when people notice a significant increase in secretions, they will feel a series of discomforts, such as difficulty in blinking in the morning and blurred vision. At this time, in addition to the above, the components of the secretions may contain more exfoliated tissue cells, inflammatory cells, vascular exudates, pathogens, and the like. People who need to be examined: excessive secretion of tears or other eye diseases. Precautions Pre-examination contraindications: avoid emotional stimuli, treat eye inflammation, and reduce reflex tear secretion. Requirements for examination: symptomatic treatment and treatment according to different causes, remove the cause and control the secretion of tears. Inspection process 1, lacrimal gland secretion function test: to determine whether there is excessive secretion. 2, examination of the lacrimal passage: if mucus or purulent secretions flow out from the lower tears, there may be chronic dacryocystitis; if there is bloody secretion overflow, consider the lacrimal sac malignant tumor In the early days, it should be given enough attention. Not suitable for the crowd There is no scope for this, and it is unnecessary to check if the eyes are fine. Adverse reactions and risks May cause eye infections.