Chronic Ophthalmia
When the disease assumes this form, the discharge from the eyes is lessened, and becomes more thick, the conjunctiva is not of such a bright arterial red, but more of a brick-dust colour, and the inner side of the lids when exposed will present small prominences and ulcerations.
Treatment.
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collyria will now be necessary, as solutions of sulphate of zinc, copper, acetate of lead, &c. See No. 1, 2, 3, of the
Collyria
. The direct application of sulphate of copper, or nitrate of silver, will often be of great benefit in changing the action of the parts.
The lids should be turned down and brushed over two or three times with the above articles in substance, and the dog restrained for a few moments to prevent him from scratching during the temporary pain inflicted upon him by the application.
Laudanum dropped in the eye will also prove very beneficial, allaying the itching and pain, at the same time stimulating the organs to renewed action. If the disease does not succumb under this treatment, a seton placed in the pole will generally conquer it.
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