NADIS Knowledge Transfer - Porcine Rotavirus

Please select one or more answers from the list for each question. Many have multiple answers - these will only be marked as correct when all the right answers and none of the wrong answers, have been selected

Which of the following clinical signs are typical of rotavirus infection:

	Sow diarrhoea
	Piglet diarrhoea
	Reproductive failure
	Grower scour
	All of these

Which of the following statements applies to rotavirus infection in piglets (more than one answer may be correct):

	It may produce no sign at all
	It is often complicated by other organisms
	It can be acquired from the sow
	It can be acquired from a contaminated environment
	None of these

Which of the following is true regarding rotavirus infection in piglets: (choose TWO answers)

	It can cause scour within 24 hours of birth
	It can cause scour in weaned pigs
	Only a single strain of rotavirus affects pigs
	Rotavirus infection is treatable with antibiotics
	None of these

The effect of rotavirus infection in a herd can be (more than one answer may be correct):

	Negligible
	Produce 5% mortality in piglets
	Can limit weaning weight by 1kg or more
	Highly variable over time
	None of these

Which of the following are appropriate control measures for rotavirus disease in piglets:

	Vaccination of sows
	Vaccination of piglets
	Routine treatment of piglets at birth with antibiotics
	Intensive hygiene measures in the farrowing house
	All of these

Exposure of sows to infected material to raise immunity to rotavirus was:

	Done in early pregnancy
	Only done using piglet scour
	Never given to sows less than 75 days gestation
	Only given to sows within the farrowing house/field
	A completely safe procedure

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