In foals, purulent or granulomatous peritonitis may be caused by generalised [[Rhodococcus equi|''Rhodococcus equi'']] infection or fibrinous peritonitis by systemic ''[[Actinobacillus equuli]]'' infection. | In foals, purulent or granulomatous peritonitis may be caused by generalised [[Rhodococcus equi|''Rhodococcus equi'']] infection or fibrinous peritonitis by systemic ''[[Actinobacillus equuli]]'' infection. |