| bovine herpes mammillitis in two new york dairy herds. | bovine herpes mammillitis was diagnosed in 2 new york dairy herds. lesions ranged from vesiculation and ulceration of large (up to 10 cm wide) areas of udder and teat skin to single small (2-3 cm wide) plaques of edema. some lesions resembled "umbilicated pocks" characteristic of cowpox virus infections. recently freshened heifers were the most severely affected; older cows and heifers with less turgid udders had milder lesions. in 2 cows, incurable mastitis developed. in other cows, the lesions ... | 1982 | 6282794 |