aphakia Aphakia literally means absence of crystalline lens from the eye. However, from the optical point of view, it may be considered a condition in which the lens is absent from the pupillary area. Aphakia produces a high degree of hypermetropia. Causes 1. Congenital absence of lens. It is a rare condition. 2. Surgical aphakia occurring after removal of lens is the commonest presentation. 3. Aphakia due to absorption of lens matter is noticed rarely after trauma in children. 4. Traumatic extrusion of lens from the eye also constitutes a rare cause of aphakia. 5. Posterior dislocation of lens in vitreous causes optical aphakia. Optics of aphakic eye Following optical changes occur after removal of crystalline lens: 1.
The SCLC was officially inaugurated in Atlanta on January 10-11, 1957, and a follow-up meeting was held in New Orleans, Louisiana, several weeks later, on February 14. Early Years From
The Student Nonviolent Coordinating Committee, or SNCC (pronounced snick), was one of the key. Ralph Abernathy and Martin Luther King Jr. organizations in the American civil rights movement of the 1960s. In Georgia SNCC concentrated its efforts in Albany and Atlanta. Emerging from the student-led sit-ins to protest segregated lunch counters in Greensboro, North Carolina, and Nashville, Tennessee, SNCC's strategy was much different from that of already established civil rights organizations.