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DISENTERIA PORCINA

ENFERMEDADES CON ALTERACIONES EN SISTEMA DIGESTIVO EN PORCINOS 2

QuestionAnswer
¿Agente etiológico de la Disentería porcina? Brachyspira Hyodysenteriae
¿Cuáles son las caracteriticas morfológicas de la Brachyspira Hyodysenteriae? Es una espiroqueta anaerobia que mide de 6 a 9 x 0.3 micras
¿Cómo se contagia la Disenteria porcina? Vía oral por la diseminación de las heces
¿Cuál es la evolución patogénica de la disenteria porcina? Invade las criptas del intestino grueso y penetra las celulas epiteliales. porvoca daño letal y subletal en epitelio, provocando una colitis necrohemorrágica y disentería.
¿Cuáles son los signos clínicos de la disenteria porcina? El animal pasa de una fase aguda a crónica, ligera hipertermia al principio y no hay depresión, heces mucosas, diarrea no profusa de color oscuro rojizo, baja mortalidad pero imporante s perdidas por la disminución de la ganancia de peso.
¿Cuales son las lesiones macroscopicas de de la disenteria porcina? Enteritis catarral, focos difusos de hemorragia, incipientes focos de necrosis, en los casos crónicos la mucosa tiene un aspecto rugoso, y friable, el cuadro corresponde a una enteritis necrohemorragica difusa,heces fluidas de color rojo achocolatado.
¿Cómo se aprecian los ganglios linfáticos en la Disenteria porcina? los ganglios linfaticos mesentericos están edematosos e hiperemicos.
¿Cuáles son las lesiones microscópicas de la disenteria porcina? Hiperplasia e hipertrofia de las células de globet (daño subletal) hemorragias y necrosis en la mucosa del ciego y colon, microtrombosis por debajo de la superficie necrosada.
¿Qué tipo de muestreo se utiliza para diagnosticar disenteria porcina? Estudio histopatológico y aislamiento bacteriano.
Created by: 100001474814164
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