The student's guide to diseases of the eye . atchy opacitiesin the cornea (Fig. 55),which are often con-tinuous with the scle-rotic. The disease doesnot occur in children,nor does it begin latein life; most of thepatients are young ormiddle-aged adults,and, unlike the formervariety, most are wo-men. It is not associated with any special diathesisor dyscrasia, but generally goes along with a feeblecirculation and liability to catch cold; in somecases there is a definite family history of scrofula orof phthisis. Predisposed persons are more likely tosuffer in cold weather, or after change to a c
The student's guide to diseases of the eye . atchy opacitiesin the cornea (Fig. 55),which are often con-tinuous with the scle-rotic. The disease doesnot occur in children,nor does it begin latein life; most of thepatients are young ormiddle-aged adults,and, unlike the formervariety, most are wo-men. It is not associated with any special diathesisor dyscrasia, but generally goes along with a feeblecirculation and liability to catch cold; in somecases there is a definite family history of scrofula orof phthisis. Predisposed persons are more likely tosuffer in cold weather, or after change to a colder ordamper climate, or after any cause of exhaustion,such as suckling. Treatment is at best but palliative. Local stimula-tion by yellow ointment or calomel is very useful insome cases, particularly in those which verge towardsthe phlyctenular type. In the early stages, especiallywhen the congestion is very violent and altogethersubconjunctival, atropine often gives relief, and it is,of course, useful for the iritis. Eepeated blistering. Fig. 55.—Relapsing Sclero-keratitis (from nature). DISExVSES OF THE CILIARY REGION 129 is also to be tried, though not all cases are benefitedby it. I have not seen much benefit from , dry applications to the lids are, as a rule,better than cold. Mercury, in small and long-con-tinued doses, is certainly valuable when the patientis not ansemic and feeble, but it is to be combinedwith cod-liver oil and iron. Protection from cold andbright light by goggles is a very important mea-sure, both during the attacks and in the intervalsbetween them. There is no rule as to symmetry;both eyes often suffer sooner or later, but sometimesone escapes whilst the other is attacked forms occur between this disease andepiscleritis. (3.) Cyclitis with disease of vitreous and keratitispunctata (chronic serous irido-choroiditis).—A smallbut important series of cases, in which there is con-gestion, as in mild iritis, and dulnes
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