Streptococcus & Enterococcus Infections in Poultry Flashcards

Question	Answer		Article
Where do Streptococcus and Enterococcus species reside in healthy animals?	Gastrointestinal tract Mucosal surfaces		Link to Article
What is the most common disease caused by streptococcosis in poultry and how does it present?	Septicaemia Acute mortalities, congestion of the skin and mucous membranes/wattle, dehydration and diarrhoea.		Link to Article
Which species is known for causing disease in racing pigeons and how does it present?	S. gallolyticus Acute mortalities, lameness, weight loss, diarrhoea and inability to fly		Link to Article
What diseases are caused by S.equi subsp.zooepidemicus?	Vegetative Endocarditis Peritonitis Salpingitis Egg drop Septicaemia High mortality in chickens		Link to Article
Which Enterococcus species is most associated with clinical disease?	E. faecalis		Link to Article
Which two Enterococcus spp. can cause encephalomalacia in chicks?	E. durans E. hirae		Link to Article
Which blood vessels do the organisms congregate in?	The capillaries		Link to Article
What agars can they be cultured on?	Blood agar – sheep, ox or selective MacConkey agar		Link to Article
What is usually the first choice of antibiotic for treatment of these infections in poultry?	Amoxicillin		Link to Article
Which streptococcal infection is there a vaccine for and what degree of protection does it provide?	S. gallolyticus infection in pigeons It provides a degree of clinical protection but not total prevention.		Link to Article