A practical guide to meat inspection / by Thomas Walley.

  • Walley, Thomas, 1842-1894.
Date:
1891
Catalogue details

Licence: Public Domain Mark

Credit: A practical guide to meat inspection / by Thomas Walley. Source: Wellcome Collection.

    108/288 (page 88)
    of the flesh, and such carcases should be especially sought after by those responsible for the proper conduct of establishments in which potted delicacies are prepared. Malignant Parturient Fever is a disease which occurs in the ewe only, is a result of a depraved condition of the blood in- duced by improper management, e.g., feeding on unlimited quantities of turnips grown with an excess of artificial manures, or upon roots in a state of decay and decomposition, or upon the grass of fouled pastures; it is also produced by allowing access to foul water, the gustatory function of parturient animals being frequently depraved. It is the cause of great loss in parturient ewes, at times attacking large numbers in individual flocks; and it is frequently associated with disease of the navel or of the joints in the offspring of affected animals. It occurs within a few hours after parturition, is very fatal, and runs its course very rapidly, usually in a few hours. It is in some cases accompanied by septic inflammation of the udder or of the womb, and on post- mortem, the conditions described as resulting from septicaemia are discovered. Inasmuch as local blood lesions are most largely confined to the pelvic tissues, and to the hind quarters, the butcher frequently endeavours to disguise the pre-existence of the disease by removing the former with the knife, or if the muscles of the hind quarters only are the seat of extravasation or effusion, he will expose the fore quarters alone for sale. The remarks as to the unwholesome character of septicsemic flesh apply equally in these cases. Purpura Hcemorrhagica.—This disease is marked, primarily, by the pouring out of serum, or of blood, or of both, from the vessels into the different structures of the body, mainly into the muscular and intermuscular tissue, and under and into the skin and the mucous membranes; secondarily, by shifting {metastasis) of the lesions to such internal organs as the lungs and the bowels, and occasionally to the throat. The affection is most largely seen