Thus we may have what is called anthrax peracutus or apoplectiform, when the animal dies very suddenly as if from apoplexy.
"Special Report on Diseases of Cattle"
U.S. Department of Agriculture J.R. Mohler
In cases of serious affection of the udder the erosions will often be found within the passages of the teats, resulting in a "caked" udder, and the same toxic poisoning which is the cause of death in the apoplectiform types just mentioned may arise from this source.
"Special Report on Diseases of Cattle"
U.S. Department of Agriculture J.R. Mohler