Abstract: Pig streptococcus disease is caused by the pathogenic streptococcus blood serums groups infection，on clinical has the septico-type, the encephalitistype, the arthritis-type and lymphadenitis-type. The septico-type streptococcus disease gets sick with the acute swine plague, the acute swine erysipelas performance is similar, should final diagnosis by the clinical symptom, age of onset, pathological change and laboratory inspection and so on. When immunity vaccination must select the multivalent vaccine, when medicine preventing and controlling must through the susceptibility test screening sensitive medicine, strengthen the raising management to be helpful the occurrence which should get sick to the reduction.

Key words: pig; streptococcus disease; diagnosis; treatment