Giảm thị lực
Đối tượng: BS gia đình
1
BS. Dương Nguyễn Việt Hương
05.2015
Giảm thị lực -BS. Dương Nguyễn Việt Hương
Nguyên nhân thường gặp
•Tật khúc xạ
•Viêm loét giác mạc
•Tăng nhãn áp
•Viêm màng bồ đào
•Đục thủy tinh thể
•Bệnh lý pha lê thể
•Bệnh lý võng mạc
•Bệnh lý thần kinh
Viêm loét giác mạc
Giảm thị lực -BS. Dương Nguyễn Việt Hương
Giảm thị lực -BS. Dương Nguyễn Việt Hương
Nguyên nhân
•Vi khuẩn
•Virus
•Nấm
•Ký sinh trùng
Yếu tố nguy cơ
•Tiếp xúc (contact lens, dị
vật, chấn thương…)
•Tổn thương bề mặt nhãn
cầu (khô mắt, chấn
thương…)
•Giảm đề kháng (bệnh lý
toàn thân, corticoid…)
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