Cosmetic and functional considerations in ptosis surgery. The elusive "perfect" result.

Correction of ptosis to achieve a fair or even good result is usually possible, but the "perfect" result is often elusive. Many factors play a part in diagnosis and repair of the ptotic lid, and these factors may enhance or inhibit the achievement of the best result. The correct operation must be selected for each type of ptosis with the realization that the best obtainable result may necessarily fall short of the elusive "perfect" result.