Tag: Strabismus

  • Refractive Errors

    Refractive Errors

    1- Myopia: A- Types: – Axile myopia: the eye is too long in the anteroposterior direction; often proved at the age of 10 years; it does not exceed in general – 6.00 diopters. – Index Myopia: decreasing the corneal radius of curvature (Keratometers cone) and / or the change of the refractive power of a…

  • Strabismus in children

    Strabismus in children

    * The child has the ability to neutralize one of the two images to prevent double vision: the elimination of the phenomenon; if it is permanent -> final and irreversible => functional amblyopia * The convergent strabismus is the most common; it is secondary to the farsightedness; phenomenon of accommodation for vision correction -> convergence.…

  • Ocular Tumors

    Ocular Tumors

    1- Retinoblastoma: – Characterized by its early onset (children 2 to 3 years) and bilateralism and are frequent genetic trait – The development exophytic tumors do not form a protruding mass, but causes a retinal detachment – Pejorative factors: damage to the optic nerve; choroïdosclérale invasion Presentation is – Leucorie (amaurotic cat eye) – Unequal…

  • Toxoplasmosis

    Toxoplasmosis

    * Toxoplasmosis causes in women unimmunized risk of serious embryofetopathy throughout pregnancy. Fetal damage risk is rare, but serious at the beginning of pregnancy, frequent but less severe late in pregnancy. If the infection before conception, fetal damage risk is exceptional (immunocompromised patients). – The risk of placental passage is low (1%) before 10 SA,…