Bovine - Reproductive

What disease is caused by Brucella abortus?

Brucellosis (Bang's disease)

What are clinical signs of Brucellosis in cows?

Abortion (after 5th month), retained placentas, lameness, mastitis, orchitis, reduced milk yield.

How is Brucellosis primarily transmitted?

Ingestion through licking/smelling newborns or contaminated feed/water.

What are the primary hosts for Brucellosis?

Cattle, buffalo, and elk.

What is the significance of 'Heifer Syndrome' in Brucellosis?

Infected cows may shed Brucella during subsequent normal parturitions.

What tests are used for diagnosing Brucellosis?

Card test, Rivanol test, Brucella Milk Ring Test.

What is the RB-51 vaccine used for?

To vaccinate heifers against Brucellosis without causing a positive test reaction.

What is the treatment for Brucellosis in cattle?

None allowed; reactors are branded and sent to slaughter.

What is Trichomoniasis and its causative agent?

Trichomoniasis is an infertility disease caused by Tritrichomonas fetus.

What are the clinical signs of Trichomoniasis in cows?

Infertility, pyomitra, early embryonic death, irregular estrous cycles.

How is Trichomoniasis transmitted?

Venereally (STD).

What is Bovine Vibriosis and its causative agent?

Bovine Vibriosis is caused by Campylobacter fetus venerealis.

What are the clinical signs of Bovine Vibriosis in cows?

Temporary infertility, early embryonic death, repeat breeders.

What is the primary transmission route for Leptospirosis?

Shed in urine and aborted tissues.

What are the clinical signs of Leptospirosis in calves?

Icterus (jaundice), hematuria, high fever, anemia.

What is 'Milk drop syndrome' associated with?

Leptospirosis in dairy cows, characterized by a drop in milk production.

What is Weil's disease?

Human Leptospirosis caused by exposure to contaminated food or water.

What are common clinical signs of Human Leptospirosis?

Flu-like symptoms, gastrointestinal issues, and potential multi-systemic infections.

What management practices can help prevent Leptospirosis?

Rodent control, separating cattle from swine, and removing aborted fetuses.

What is the treatment for Leptospirosis in cattle?

Antibiotics and vaccination during abortion outbreaks.

What are the consequences of untreated Trichomoniasis in bulls?

Bulls older than 4 years are permanently infected and should be culled.

What is the significance of AI in controlling Trichomoniasis?

Artificial insemination reduces the chances of infection.

What is the role of vaccination in controlling Bovine Vibriosis?

Vaccination helps to prevent the disease and manage outbreaks.

What is the typical outcome of a Bovine Vibriosis infection?

Spontaneous recovery over time, but vaccination and AI are recommended.