This Rare yet Aggressive Malignancy Mostly Strikes Big Dogs

Analysis by Dr. Karen Shaw Becker | Article Featured on Mercola Pets

Histiocytic sarcoma is an aggressive cancer in dogs. The most commonly affected breeds are the Bernese Mountain dog, flat-coated retriever, Rottweiler, golden retriever, Labrador retriever, miniature schnauzer and Pembroke Welsh corgi. Most dogs are middle-aged or older but histiocytic sarcoma is reported in young dogs as well.

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