Cholecystectomy in a heifer

Cholecystectomy in a heifer

A 10-month-old female Japanese black heifer presenting with sudden loss of appetite was diagnosed with extreme extension of the gallbladder. Laparotomy reaching from the right part of the 10th rib to the right flank showed an extended gallbladder greater than 50 cm in diameter. Cholecystectomy was performed as follows: 1) complete removal of the gallbladder distally from the base; 2) flushing v...

Intersexuality in a Charolais heifer.

Vaginal Fibropapilloma in a Heifer

The term fibropapilloma is used to refer to a papilloma virus induced benign tumor in the skin. A 6 month old Holstein calf was referred to the veterinary hospital of this school having multiple masses in the vaginal roof. The animal had 4-5 pinkish closely associated masses attached to the dorsal commissure of the vaginal roof about 5 cm deep into the vagina. Histopathological examination reve...

The National Dairy Heifer Evaluation Project: a profile of heifer management practices in the United States.

The National Dairy Heifer Evaluation Project was a cooperative, USDA-sponsored project involving state agricultural departments, the Cooperative Extension Service, the National Agricultural Statistics Service, and the Animal and Plant Health Inspection Service. A series of retrospective and prospective descriptive surveys using a multiple list and area frame sampling technique were conducted. I...

Replacement Heifer Development

segment of the integrated management program in an efficient beef cow production system. The main objective should be to develop an adequate number of heifers to a point where they reach puberty and are cycling regularly at the start of the breeding season. In addition, they should have adequate pelvic area to deliver a reasonable size calf unassisted. Because of her increased nutritional needs...