Binciken Muhimman Mutuwar Mutuwar Shuka

A asibiti, cututtukan da aka fi sani da su da ke haifar da mutuwa mai tsanani a cikin shuka sun haɗa da zazzabin alade na Afirka, zazzabin alade na gargajiya, ciwon ciki mai tsanani (perforation), ƙwayar cuta mai tsanani (kamar B-type Clostridium novyi, erysipelas), da kuma wuce iyaka na mold. gubobi a cikin abinci. Bugu da ƙari, cututtuka na urinary fili a cikin shuka da Streptococcus suis ke haifar da su na iya haifar da mutuwa mai tsanani.

Sabo wani muhimmin sashin garkuwar jiki ne wanda ke da hannu wajen ba da amsa ga rigakafi da tace jini, wanda ke zama babban filin yaki a cikin yaki da kwayoyin cuta. Sabili da haka, a lokacin kamuwa da cuta ta hanyar ƙwayoyin cuta, ƙwayoyin cuta suna nuna halayen haɗari. M splenitis, inda splin ya fi girma sau da yawa fiye da na al'ada, na iya zama sanadin cututtuka irin su zazzabin alade na Afirka, zazzabin alade na gargajiya, da ƙwayar cuta mai tsanani (wanda zai iya haɗa da kwayoyin cuta daban-daban kamar streptococci da Clostridium novyi). Bisa ga manyan sauye-sauyen cututtukan cututtuka a cikin marassa lafiya, abin da muka fi mayar da hankali shi ne kan zazzabin aladu na Afirka, zazzabin alade na gargajiya, da septicemia na kwayan cuta a cikin aladu. Porcine circovirus da ƙwayar cuta na haifuwa da ƙwayar cuta na numfashi yawanci ba sa haifar da tabbataccen sauye-sauyen cututtuka a cikin sa; circovirus yawanci yana haifar da granulomatous splenitis, wanda ake iya gani kawai a ƙarƙashin na'urar microscope.

Ulcer na ciki yana nufin rashin narkewar abinci mai tsanani da zubar jini na ciki wanda ke haifar da yashwar nama na gida, necrosis, ko narkar da mucosa na ciki, wanda ke haifar da raunuka zagaye ko ma na ciki. Kafin zuwan cutar zazzabin aladu na Afirka, ciwon ciki ya kasance sanadin mutuwar shukar Sinawa. Abin lura shi ne cewa ciwon ciki a kusa da esophagus ko pylorus yana da mahimmancin bincike, yayin da ulcers a wasu sassan ciki ba sa. A cikin adadi, ba a ganin raunuka masu ciwon ciki a cikin ciki, don haka za a iya kawar da ciwon ciki a matsayin dalilin mutuwa mai tsanani a cikin shuka.

Hoton hagu na ƙasa yana nuna ƙwayar hanta. Hanta ya bayyana a murtuke, cike da kananan pores iri-iri masu kama da tsarin kumfa. Raunin hanta mai kumfa shine halayen halayen halayen halayen da ke haifar da kamuwa da cutar Clostridium novyi a cikin aladu. Yana da wuya a tantance yadda Clostridium novyi ke komawa zuwa hanta da haifar da lalacewar hanta.

Ta hanyar ilimin halitta, za mu iya ware zazzabin aladu na Afirka da zazzabin aladu na gargajiya. Cututtukan ƙwayoyin cuta waɗanda zasu iya haifar da mutuƙar mutuwa a cikin shuka sun haɗa da erysipelas, Actinobacillus pleuropneumoniae, da Clostridium novyi. Koyaya, cututtukan ƙwayoyin cuta kuma suna nuna wuraren mamayewa daban-daban da halayen lalata; Misali, Actinobacillus pleuropneumoniae ba wai kawai yana haifar da m splenitis ba amma mafi mahimmanci, necrotizing ciwon huhu na hemorrhagic. Streptococcus suis yana haifar da raunuka masu yawa na fata. Babban pathology na hanta yana nuna takamaiman shugabanci; hanta kumfa yawanci cuta ce ta Clostridium novyi a cikin aladu. Ƙarin binciken ƙananan ƙwayoyin cuta ya tabbatar da Clostridium novyi a matsayin dalilin mutuwar m a cikin shuka. Sakamakon gano al'adun ƙwayoyin cuta ya tabbatar da Clostridium novyi.

A wannan yanayin, ana iya amfani da hanyoyi daban-daban da sassauƙa, kamar smears na hanta. A al'ada, ba kwayan cuta ya kamata a ganuwa a cikin hanta. Da zarar an ga ƙwayoyin cuta, kuma an ga raunuka na jiki irin su hanta mai kumfa kamar canje-canje, za a iya tunanin cutar ta clostridial ce. Ana iya yin ƙarin tabbaci ta hanyar tabo na hanta na HE, yana bayyana ƙwayoyin cuta masu kama da sanda da yawa. Al'adar ƙwayoyin cuta ba lallai ba ne saboda Clostridium novyi na ɗaya daga cikin ƙwayoyin cuta mafi wahala ga al'ada.

Fahimtar takamaiman halayen lalacewa da wuraren kowace cuta yana da mahimmanci. Misali, kwayar cutar zawo na naman alade da farko tana kai hari ga sel epithelial na karamar hanji, da kuma lalacewa a wasu gabobin kamar su huhu, zuciya, ko hanta ba ta cikin iyakarta. Mamayewar ƙwayoyin cuta ya dogara sosai akan takamaiman hanyoyi; Misali, Clostridium tetani zai iya kamuwa da cutar ta hanyar gurɓataccen rauni mai zurfi tare da canje-canjen necrotic ko suppurative, yayin da sauran hanyoyin ba sa haifar da kamuwa da cuta. Kwayoyin cututtuka na Actinobacillus pleuropneumoniae sun fi faruwa a cikin gonakin alade tare da mura da ƙwayar cuta, kamar yadda waɗannan ƙwayoyin cuta suka fi sauƙi lalata ƙwayoyin epithelial na tracheal, suna yin sauƙi ga Actinobacillus pleuropneumoniae don shiga cikin alveoli. Dole ne likitocin dabbobi su fahimci ƙayyadaddun halayen lalacewar gaɓoɓin kowace cuta sannan su haɗa hanyoyin gwajin dakin gwaje-gwaje kamar ilmin kwayoyin halitta da ƙananan ƙwayoyin cuta don gano ainihin cutar.