BURSA

is 4 natural water cushion for relicving pre ure. | which ono tenant after another has died of cancer, es It forms in response to pre ure, henco many are normally | though the kouses were infected; and recently a group of — at points where tendons pa over bones. The | cases, in which all alike had frequented the same bar of ollowers of many occupations dae special burs» formed | a village inn, has been reported. Again, a cancer, at times, as the result of their work; of these trades burs» as they | gives rise to a second cancer in skin that rubs constantly are called, the housemaid recites epee rer known. | against it, as in the case of a paralysed arm tbat lay on 6 Bursw are apt to becomo inflamed, a condition known es | cancer of the breast; so that there is evidence for the bursitis. The tratment then required is rest of the | infectivity of cancer; and this suggests a parasite as the ‘affected limb, and.if an absce forms free incision.: cause, This view is also supported by the fact that cancer [s. 340]