Retroperitoneal Pulmonary Choristoma in a Newborn Calf

Experimental Pulmonary Arterial Hypertension in the Newborn Calf.

• The study of pulmonary hypertension has been limited by lack of suitable means for producing chronic pulmonary hypertension in animals. Attempts to produce pulmonary hypertension in adult dogs, cats, and sheep by means of pneumoneetomy, hyposia, unilateral pulmonary artery ligation,' and repeated embolization, have resulted in only transient and inconsistent rises in pulmonary arterial pressu...

Syringomyelia in a Newborn Male Simmental Calf

Malformations of the spine and spinal cord are common in domestic mammals. Among these, syringomyelia is defined as a cystic, fluid filled tubular cavity (syrinx) within the spinal cord extending over several segments. Syringomyelia occurs as a primary congenital malformation and is most commonly combined with neural tube defects. However, it can also be acquired after alterations in cerebrospi...

Coincidence of congenital infiltrative facial lipoma and lingual myxoma in a newborn Holstein calf

A one-day-old male Holstein calf was presented with a palpable subcutaneous mass, extending from the parotid to the orbital region, involving the entire right side of the face and a large flabby mass without any evidence of inflammation or edema on the tongue. Macroscopically, the cut surface of the lingual mass appeared slightly lobulated, pink, with a mucoid appearance and gelatinous consiste...

Congenital infiltrative lipomas and retroperitoneal perirenal lipomas in a calf.

BACKGROUND Congenital lipocytic tumours have rarely been reported in cattle. Lipomas are benign tumours, but infiltrative lipomas have significant health implications due to their aggressive infiltrative growth pattern. CASE PRESENTATION A calf was born with skeletal malformations and soft tissue proliferations, primarily on the external thoracic wall. The calf was euthanized for welfare reas...

Feeding the Newborn Dairy Calf