AS-OCT Study of Cornea and Tear Film Parameters in Juvenile SLE Patients

Inclusion Criteria: \- Age ≤18 years old. Patients with juvenile SLE diagnosed by a rheumatologist with no ocular involvement upon clinical examination Exclusion Criteria: * 1- Patients with history of intraocular surgery as cataract surgery ,retinal detachment surgery, anti-glucoma surgery. 2\. Patients with history of any corneal refractive surgery as LASIK, PRK. 3. Patients with significant media opacity as corneal opacity, cataract. 4. Patients with ocular diseases as glaucoma, uveitis. 5. Patients with any retinal affection as pathological myopia, macular hole, age related macular degeneration and retinal vascular occlusion. 6\. Patients with systemic diseases as diabetes mellitus, hypertension, abnormal kidney function.