retinitis

(ret-in-i’tis). Inflammation of the retina. It is marked by impairment of sight, perversion of vision, edema, and exudation into the retina, and occasionally by hemorrhages into the retina. Τ. album i nur rica, that which is a ociated with kidney disease. apoplectic r., that which is characterized by extravasations of blood within the retina. circinate r., a form characterized by brilliant white spots arranged in a wrcath-like form near the macula or disk. diabetic r., Tet in it is occurring in diabetes. gravidic r., retinitis occurring along with the albuminuria of pregnancy. r. hemorrha’gica, retinitis marked by profuse retinal hemorrhage. leukemic r., a variety seen in leukemia, and marked by hemorrhage and palene of the retina. Called elso splenic r. metastatic Σ., retinitis caused by the location of septic emboli in the rgtinal ve els. rr. pigmen- ‘to’sa, a form marked by progre ive retinal sclerosis with pigmentation and atrophy. It is 827 RETROCEDENT attended by contraction of the field of vision and hemeralopia. There are star-shaped deposits of pigment in the retina, and the retinal ve els become obliterated. proliferating r., a form attended with the development of dense ma es of connective ti ue, which extend from the retina into the vitreous. r. puncta’ta albes’- cens, a variety characterized by the presence of minute white spots in the fundus. punctater.,a form marked by the presence of a number of white or yellowish spots scattered over the fundus. serous r., simple inflammation of the superficial layers of the retina. solar r., retinitis due to exposure to sunlight. splenic r. See leukemic r. Striate r., a form marked by the presence of gray or yellowish streaks just back of the retinal ve els. suppurative r., retinitis due to pyemic infection.