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The lachrymal passages are insignificant in size, but their diseases tax to its utmost the resources of surgical art. There are few constitutional conditions with which they may not be associated, while the technique of their diagnosis and operation calls for sound judgment and the finest manipulative skill. Failure to recognize anatomic deformities or the cause of the lachrymal disease renders futile the highest operative technique; while the most profound appreciation of causation or pathology can not cure without such technique.
The study of a million cases, treated in public clinics, shows that diseases of the lachrymal passages form about 2.5 per cent, of all eye cases. In private practice the proportion is larger, as well-to-do people seek surgical relief sooner. My records of 7909 cases show that 493, or about one in eighteen, had some disease of the lachrymal passages.
The causes of diseases of the lachrymal passages are
TUS L. DISEASES OF THE LACHRYMAL PASSAGES—THEIR CAUSES AND MANAGEMENT. JAMA. 1898;XXXI(1):1–4. doi:10.1001/jama.1898.92450010011001
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