Contagious Bovine pleuropneumonia CBPP

Question 1

Country free from infection of CBPP without intermediate steps (PQ)

Answer 1

• Continuously free from CBPP for at least 10 years and
• No vaccination for at least 10 years;
• No clinical or pathological evidence for at least 10 years;
• Adequate disease surveillance and reporting system;
• Use of laboratory diagnostic procedures capable of differentiating Mycoplasma
mycoides from other bovine Mycoplasma infections

Question 2

Reestablishing infection free status for CBPP (PQ)

Answer 2

o 2 years from the date of the last case;
o Demonstration that the outbreak did not represent endemic infection and that the
disease has been eradicated by the actions taken

Question 3

Three stage process declaring previously infected country

Answer 3

• 1) Provisional freedom from disease + 2 years (if comply and still has no disease, get free disease
status)
• 2) Freedom from disease + 2 years
• 3) Freedom from infection

Question 4

Diagnosis of CBPP

Answer 4

• Clinical signs in the live animals (problem: may be slight or non-consistent; asymptomatic carriers)
• Gross pathological findings (lesions are characteristic but not always obvious)
• Serological tests: may not be specific or sensitive enough
• Culture & ID of the causative organism (difficult if anti-microbial treatment previously used)
• PCR
• Effective meat inspection + lab exams of suspect lesions

Question 5

Incubation period of CBPP

Answer 5

6 months