Accommodative Insufficiency

Accommodative Insufficiency (Accommodative Effort Syndrome) 9

General: Male or female; 10 to 35 years of age.

Ocular: Asthenopia with near vision appearing within a few minutes after reading, sewing, or observing a near object; increased amplitude of accommodative adduction; abnormal relaxation of accommodation induced by relative divergence at close distances; latent convergence insufficiency; may result secondary to ciliary dysfunction associated with Adie pupil.

Clinical: It may be secondary to a systemic disorder such as Parkinson disease or oral lithium.

Brown B. The convergence insufficiency syndrome masquerade. Am Orthoptic J 1990; 40:94-97.

Fraunfelder FT, Roy FH. Current ocular therapy, 5th ed. Philadelphia: WB Saunders, 2000.

Magalini SI, Scrascia E. Dictionary of medical syndromes, 2nd ed. Philadelphia: JB Lippincott, 1981.

Wright KW. Exotropia. In: Wright KW, ed. Pediatric ophthalmology & strabismus. St. Louis: Mosby, 1995:200.