The rarity in the literature of reports of cases of free floating cyst of the eye indicates that such cysts are of infrequent occurrence. I have been able to find references to thirty-two cases of such a condition. Meding1 and Seech2 each reported a case of free cyst floating in the vitreous, and together they cited eleven additional cases which had previously been reported. This paper is concerned only with free floating cyst of the anterior chamber.
In 1928 Clapp3 described a case of free cyst of the anterior chamber and reviewed the literature. The cases, including his own, numbered eighteen. Since that time Lewis4 has reported one case, in which the cyst was removed and observed on microscopic examination to be a retention cyst of the iris.
According to Clapp, Businelli, who described the first case, and Apetz expressed the belief that a
EVANS WH. FREE CYST FLOATING IN THE ANTERIOR CHAMBERREPORT OF A CASE. Arch Ophthalmol. 1936;15(5):822–825. doi:10.1001/archopht.1936.00840170034003