Swine fever most acute ill pig comes on very urgent, die suddenly. Body analyse check has the haemorrhage spot with different level on visible viscera, lymph node enlargement, the small haemorrhage that quantity of coriaceous ministry know exactly about sth differs nods the kidney, milt has sex of violet black haemorrhage to straighten dead. Typical feature is to answer blind valve to have a button ulcer of appearance of shape annulus layer.
Swine erysipelas acute defeats blood type ill pig not to behave any symptoms to die suddenly namely. Pig of die in one's bed basically presents septicemia change, there is blue violet spot on the skin, point to press fade, body analyse check sees milt intumescent, show cherry red, lymph node gore, intumescent, the haemorrhage that pinpoint size spreads all over on the kidney is nodded, gastric bottom and small intestine have serious haemorrhage sex inflammation.
Causing disease of blue ear of ill sex pig high is by the pig breed and breath are asked for integratedly (common calls La Er disease) a kind of acute that virus mutation individual plant causes is tall deadly sex epidemic disease. Temperature rise of ill pig body is as high as 41 ℃ , eye conjunctivitis, palpebral oedema, the respiratory tract symptom such as occurrence cough, asthma. Body analyse check sees dead kitchen of occurrence stalk of milt brim or surface, the kidney shows scene of color of loess, splanchnic organ sees haemorrhage spot, some gastric bowel paths are haemorrhage, ulcer, necrotic.
Child pig oedema disease is sent more at ablactationing of around child pig, sometimes a brood child the pig comes on suddenly, die very quickly, sometimes only 2 hairs of 1 ～ are ill sudden death. Main show is head oedema, turn circle, the cry is hoarse, limb bottom reachs two ear to empurple. Body analyse check sees a stomach bend oedema greatly, mesentery oedema, systemic lymph node enlargement, substantial viscera has haemorrhage spot.
Enteritis of shuttle bacterium sex (child pig red dysentery) basically happen at 7 day age less than child pig, especially 1 ～ of 3 day age first parturient pig, but discover in last few years, bacterium of shuttle of family name of C the Kingdom of Wei also can be caused bigger child pig even sudden death of fatten pig, grown pig. Body analyse check sees jejunum show wine, thing of hematic sample content is filled inside alvine antrum, mesentery lymph node is shown vermeil.
Contagious pleura is pneumonic most acute disease exemple often falls down suddenly death, pour out of liquid of damask bubble appearance from inside buccal bazoo; Temperature rise of body of acute disease exemple is as high as 42 ℃ , breath is hurried, pour out of liquid of damask bubble appearance from buccal bazoo, number dies inside hour. Body analyse check is visible and tracheal with liquid of damask bubble appearance is full of inside bronchus, lung shows amaranth to come Hei Gong is lubricious, lobar chorion has cellulose oozy and adherent, add character between lobar flocculus wide.
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