corneal microscope

The corneal microscope was used to observe the changes in the tissue structure of the living cornea of ​​patients with long-term corneal and soft contact lenses. It can be used to diagnose fungal keratitis. Debug the microscope first, including adjusting the focus, focus, and more. Then go to the patient's smear for microscopic observation, and the results observed are faithfully written on the report sheet. Basic Information Specialist Category: Ophthalmology Category: Microscopy Applicable gender: whether men and women apply fasting: not fasting Tips: Inappropriate crowd: no pain in the eyes, pus. Contraindications before inspection: Unauthorized purchase of drugs to avoid sudden bursts of inflammation. Normal value The common pathogenic fungus in the abnormal range is Aspergillus, followed by Fusarium. Because the early symptoms of this disease are mild, slow development, often misdiagnosed, after the formation of corneal ulcer, the surface of the ulcer is characterized by a toothpaste-like or tongue-like appearance. If this symptom is not normal. Clinical significance Abnormal results corneal infiltrates are white or gray, dense, surface opaque, toothpaste-like or greasy-like appearance, shallow gullies formed by collagen dissolution around the ulcer, or immune loop formed by antigen-antibody reaction. Sometimes a pseudopod or satellite-like invasive foci can be seen next to the corneal lesion, and there may be plaque fibroids after the lesion. The anterior chamber is empyema, grayish white, viscous or mushy. The fungus is highly penetrating, and it is easy to cause fungal endophthalmitis when entering the anterior chamber or the cornea is worn. Patients with fungal keratitis need to be examined. Precautions Contraindications before inspection: Unauthorized purchase of drugs to avoid sudden bursts of inflammation. Requirements for inspection: The instrument should be clean and the smear clean. Inspection process Debug the microscope first, including adjusting the focus, focus, and more. Then go to the patient's smear for microscopic observation, and the results observed are faithfully written on the report sheet. Not suitable for the crowd Inappropriate crowd: There is no pain in the eyes, and there are puss.

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