[Variations of postoperative ocular alignment in patients submitted to strabismus surgery].

Purpose: To determine the drift variations of the postoperative alignment in patients who underwent strabismus surgery and to identify possible risk factors associated with such occurrence.

Patients And Methods: We reviewed the variations in postoperative alignment drift of 819 patients who underwent rectus muscle surgery from January, 1995 to December, 2005 at the Hospital de Clínicas da Faculdade de Medicina de Ribeirão Preto, Universidade de São Paulo. The patients were divided into four groups according to the type of deviation (alternating esotropia, monocular esotropia, alternating exotropia and monocular exotropia).

Bilateral Brown's syndrome in a mother and her son: case report.

This case report describes clinical data from mother and son with bilateral Brown's syndrome and highlights possible genetically determined predispositions.

[Abnormal head position caused by incorrect prescription for astigmatism: case report].

Abnormal head position is a compensatory condition which improves patients' vision. It can be caused by ophthalmological problems such as oculomotor imbalances (strabismus, nystagmus) and high astigmatism. However, it results in esthetic impairment, orthopedic trouble and facial asymmetries.