The Manifestations of Chronic Yaws

a chronic course, and are infinitely more refractory to treatment are, as a rule, dismissed with the briefest reference. It is, of course, possible that in the localities where it has been chiefly studied, Ceylon, Haiti, Cochin China, the Gold Coast and Central Africa, the secondary eruptions are found in greater profusion than in the relatively temperate climate of Assam.* Be the explanation what it may, yaws as it is usually met with here, i.e., in the adult who contracted the disease in childhood, bears scant resemblance to the clinical picture presented by most writers on the subject. It is, therefore, not improbable that it may be encountered in many other undeveloped parts of India where it has hitherto remained unrecognised. Ramsay (1925) who saw 1,000 cases in the Cachar district of Assam was the first to note