The diseases of poultry (1899) The diseases of poultry diseasesofpoultr00salm Year: 1899 106 DISK ASKS OF POULTRY. Fig-. 19.—Liver 111 iu-aiiMv imkey. were other regions of the digestive tract found affected. Associated with this dii-ease of the cieca, there is in nearly all cases a more or less serious disease of the liver. This organ is enlarged in proportion to the amount of its tissue which is affected. It may l)e twice the normal size, and over its surface are seen roundish discolored spots, varying from one-eighth to two-thirds of an inch in diameter. Some of these spots are sharply
The diseases of poultry (1899) The diseases of poultry diseasesofpoultr00salm Year: 1899 106 DISK ASKS OF POULTRY. Fig-. 19.—Liver 111 iu-aiiMv imkey. were other regions of the digestive tract found affected. Associated with this dii-ease of the cieca, there is in nearly all cases a more or less serious disease of the liver. This organ is enlarged in proportion to the amount of its tissue which is affected. It may l)e twice the normal size, and over its surface are seen roundish discolored spots, varying from one-eighth to two-thirds of an inch in diameter. Some of these spots are sharply defined circular areas of a lemon yellow or an ochre yellow color. This yellow sub- stance represents dead tissue. In other cases the spots are whitish and shade off somewhat gradually into the surrounding tissue. Another class of spots are of a mottled brownish color, darker than the surrounding liver tissue. These may have a central yellow nucleus of dead tissue, and a narrow outer border of the same character, or the border may l)e a dark brownish cir- cular line. The entire spot has an indistinct ajipear-
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