Bovine Tuberculosis (Bovine TB) Overview

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How is bovine TB primarily transmitted to humans?

Consumption of raw (unpasteurized) milk or raw milk products (correct)

Consumption of cooked milk products

Inhalation of bacteria in the air near infected cattle

Direct contact with infected cattle's skin

Which animals can be affected by bovine TB?

Horses, pigs, goats, and birds

Cattle, deer, rhinoceros, and non-human primates (correct)

Cats, dogs, rabbits, and dolphins

Lions, tigers, bears, and elephants

What bacterium causes bovine TB?

Mycobacterium avium

Mycobacterium bovis (correct)

Mycobacterium leprae

Mycobacterium tuberculosis

How many cases of human disease is bovine TB responsible for in California each year?

Approximately 75 Signup and view all the answers

What are the initial symptoms of bovine TB in humans?

Productive cough, fever, night sweats, chest pain, and loss of appetite Signup and view all the answers

In addition to cattle and deer, which other animals can be affected by bovine TB?

Rhinoceros and non-human primates Signup and view all the answers

What is the first step to determine if you’ve been exposed to bovine TB?

Have a TB skin test (TST) or an Interferon-Gamma Release Assay (IGRA) Signup and view all the answers

What does a positive TST or IGRA indicate?

Recent infection with TB bacteria Signup and view all the answers

Who should be considered for screening for bovine TB infection?

Individuals who have had close contact with animals from an infected cattle herd Signup and view all the answers

What can the TB skin test (TST) not differentiate between?

Human and bovine TB Signup and view all the answers

What does a positive TST or IGRA indicate about the patient's infection?

It is from a long time ago Signup and view all the answers

How is bovine TB infection diagnosed?

With a TB skin test (TST) or an Interferon-Gamma Release Assay (IGRA) Signup and view all the answers

In addition to a TST or IGRA, what other tests might patients with a positive test undergo?

Chest X-ray and examination of sputum, urine, or stool Signup and view all the answers

Is bovine TB curable in humans?

Yes, it is curable with antibiotics Signup and view all the answers

What is the treatment duration for bovine TB infection and disease?

6 to 12 months Signup and view all the answers

What might lead to the development of bovine TB disease in some infected people?

All of the above Signup and view all the answers

Which of the following animals is NOT mentioned as being susceptible to bovine TB in the given text?

Leopard Signup and view all the answers

In addition to raw milk consumption, how else can transmission of bovine TB from infected cattle to humans occur?

Exposure to infected cattle's saliva Signup and view all the answers

What are the initial symptoms of bovine TB in humans, as stated in the text?

Productive cough and fever Signup and view all the answers

Which of the following is NOT mentioned as a method for diagnosing bovine TB infection in humans?

Blood Culture Test Signup and view all the answers

What is the annual number of human disease cases attributed to bovine TB in California, according to the given text?

Approximately 75 cases Signup and view all the answers

Which bacterium is mentioned as the cause of bovine TB in the given text?

Mycobacterium bovis Signup and view all the answers

What is the primary method for diagnosing bovine TB infection?

TB skin test (TST) Signup and view all the answers

How long is the typical treatment duration for bovine TB infection and disease?

6-12 months Signup and view all the answers

What tests might patients with a positive TB skin test (TST) or Interferon-Gamma Release Assay (IGRA) undergo?

Chest X-ray and examination of sputum, urine, or stool Signup and view all the answers

Who should be considered for screening for bovine TB infection?

Ranch staff, veterinarians, and other workers in contact with infected cattle herd Signup and view all the answers

What is the first step in determining exposure to bovine TB?

TB skin test (TST) Signup and view all the answers

What does a positive TB skin test (TST) or Interferon-Gamma Release Assay (IGRA) indicate about the patient's infection?

Previous exposure to TB bacteria Signup and view all the answers

Is bovine TB treatable in humans?

Yes, with specific antibiotics Signup and view all the answers

What bacterium causes bovine TB?

Mycobacterium bovis Signup and view all the answers

What are the potential additional symptoms of bovine TB disease?

Coughing up blood and night sweats Signup and view all the answers

Who are most at risk for developing bovine TB disease?

Very young or very old and those with a weakened immune system Signup and view all the answers

Bovine Tuberculosis (Bovine TB) Overview

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Questions and Answers

How is bovine TB primarily transmitted to humans?

Which animals can be affected by bovine TB?

What bacterium causes bovine TB?

How many cases of human disease is bovine TB responsible for in California each year?

What are the initial symptoms of bovine TB in humans?

In addition to cattle and deer, which other animals can be affected by bovine TB?

What is the first step to determine if you’ve been exposed to bovine TB?

What does a positive TST or IGRA indicate?

Who should be considered for screening for bovine TB infection?

What can the TB skin test (TST) not differentiate between?

What does a positive TST or IGRA indicate about the patient's infection?

How is bovine TB infection diagnosed?

In addition to a TST or IGRA, what other tests might patients with a positive test undergo?

Is bovine TB curable in humans?

What is the treatment duration for bovine TB infection and disease?

What might lead to the development of bovine TB disease in some infected people?

Which of the following animals is NOT mentioned as being susceptible to bovine TB in the given text?

In addition to raw milk consumption, how else can transmission of bovine TB from infected cattle to humans occur?

What are the initial symptoms of bovine TB in humans, as stated in the text?

Which of the following is NOT mentioned as a method for diagnosing bovine TB infection in humans?

What is the annual number of human disease cases attributed to bovine TB in California, according to the given text?

Which bacterium is mentioned as the cause of bovine TB in the given text?

What is the primary method for diagnosing bovine TB infection?

How long is the typical treatment duration for bovine TB infection and disease?

What tests might patients with a positive TB skin test (TST) or Interferon-Gamma Release Assay (IGRA) undergo?

Who should be considered for screening for bovine TB infection?

What is the first step in determining exposure to bovine TB?

What does a positive TB skin test (TST) or Interferon-Gamma Release Assay (IGRA) indicate about the patient's infection?

Is bovine TB treatable in humans?

What bacterium causes bovine TB?

What are the potential additional symptoms of bovine TB disease?

Who are most at risk for developing bovine TB disease?

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