. Fig. 16. Legs of cock showing lesions of articular gout. (Drawn from plioto- graph by Hebrant and Antoine) surface of the digital region in the vicinity of the articulations. Because of interference with circulation the tumors have a grayish yellow color. Some of the tumors fluctuate and their appearance is suggestive of peri-articular abscesses. On incision the tumors are found to contain a whitish, creamy, pasty mass consisting of crystals of uric acid. The majority of the tumors are located in the peri- articular connective tissue and a small number communicate with the articulation. Gout


. Fig. 16. Legs of cock showing lesions of articular gout. (Drawn from plioto- graph by Hebrant and Antoine) surface of the digital region in the vicinity of the articulations. Because of interference with circulation the tumors have a grayish yellow color. Some of the tumors fluctuate and their appearance is suggestive of peri-articular abscesses. On incision the tumors are found to contain a whitish, creamy, pasty mass consisting of crystals of uric acid. The majority of the tumors are located in the peri- articular connective tissue and a small number communicate with the articulation. Gout produced experimentally. In order to determine what influence is exerted by protein on nutrition and the occurrence of gout, Kionka fed hens exclusively on horse meat that had been minced, and freed completely from fat. They were allowed to drink water as desired and soon became accustomed to the compulsory diet. Within a period varying from three to fifteen months they all became affected with gout appearing in three forms. In every case at first the gait became uncertain and difiicult and the affected birds fell often while walking. In the first type of


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Keywords: ., bookcentury1900, bookdecade1920, booksubjectbirds, booksubjectpou