Hypocalcemia With High Fever (105°F) in Pregnant Dairy Cattle

Hypocalcemia and high fever

I was called to treat an adult cow that was about 7-8 years old, six to seven months pregnant, and had a daily yield of 4-5 liters of milk leads to feel some Hypocalcemia symptoms. Upon arrival, I could see that the cow was panting severely and had a high fever. In addition, there was … Read more

Clinical Case Study: Bovine Mastitis in High-Yielding Dairy Cows

Parenchymal inflammation of the mammary gland, commonly known as Mastitis, is the biggest economical threat to any dairy operation. Mastitis is triggered by a wide range of environmental and contagious pathogens such as bacteria, viruses, fungal, and mycoplasma, which severely impair tissue structure, decrease milk production, and alter milk composition. High-yielding Holstein-Friesians and Jerseys often … Read more

Clinical Case Study: Acute Bovine Theileriosis (Theileria annulata) in High-Yielding Crossbred Cattle

Bovine Theileriosis (Theileria annulata protozoal infection transmitted by Hyalomma ticks) is an acute, life-threatening lymphoproliferative and hemolytic condition affecting high yielding crossbred cattle (Holstein Friesian and Jersey Breeds). In tropical and sub-tropical dairy setups, undetected tick infestation could lead to massive outbreaks of the condition. Theileria sporozoites invade host lymphocytes before attacking erythrocytes leading to … Read more

Clinical Case Study: Bovine Milk Fever (Acute Hypocalcemia)

Milk Fever (Parturient Paresis) is an acute to subacute metabolic emergency in high-yielding dairy cattle characterized by severe hypocalcemia, generalized muscle weakness, loss of consciousness, and sternal to lateral recumbency. While acute hypocalcemia occurring within 72 hours post-calving during heavy colostrum synthesis is strictly termed Milk Fever, serum calcium depletions occurring during mid-gestation or late … Read more