Abnormal chin up due to A pattern esotropia

By posted on July 1, 2015 7:56PM
Abnormal chin up due to A pattern esotropia

Abnormal chin up due to A pattern esotropia

One of the most valuable contributions in the second part of the twentieth century to the field of strabismus was the emphasis on what has come to be known as the A and V patterns of strabismus.

Abnormal chin up due to A pattern esotropia
Abnormal chin up due to A pattern esotropia

A pattern esotropia usually Associated with : Mongoloid Fissure , Medial Pulley down & Lateral Pulley up
The strabismus surgeon should be aware of the existence of pulleys. Although the surgeon will neither observe nor manipulate these structures they are an important factor in a proper diagosis in many cases

A pattern esotropia
A pattern esotropia

Surgery on the horizontal rectus muscles alone may effectively reduce vertical incomitance. Thus, when dysfunction of the oblique muscles is not evident. ttt of A pattern Et is :

Horizontal Surgery + MR upshift & LR down

Abnormal chin up due to A pattern esotropia

Dr.Gamal Sobhy

Professor of ophthalmology. Head of Strabismus Unit Memorial Institute of Ophthalmic Research Egypt.

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