Changes in clinical signs after treatment in calves with experimental colisepticemia with Escherichia coli
2017
Mokhber Dezfouli, Mohammad Reza | Lotfollahzadeh, Samad | Heidari Sureshjani, Masoomeh | Dehghan, Mohammad Mahdi | Nikbakht Borojeni, Gholamreza | Eftekhari, Zohreh | Tavanaimanesh, Hamid | Sadeghian Chaleshtori, Sirus | Jani, Meysam | Arab Yarmohammadi, Mehdy
Background: Colisepticemia is an acute fatal disease in farm animal neonates. Clinical finding of septicemia is non-specific and cannot be differentiate from signs of non-infectious disease or disease with local infection such as diarrhea. Object: Evaluation of clinical signs variations in calves with experimental septicemia with Escherichia coli O111:H8. Methods: Colisepticemia were experimentally induced in ten Holstein bull calves after an adaptation period. Vital signs and 7 clinical criteria were recorded from 24h before septicemia until 48h after that. Blood culture was performed and treatment was done based on antibiogram from 24h after challenge. Results: Changes of suckling reflex and shock were not significant. Changes of appetite, dehydration, behavior, standing ability, total score from 24h before the challenge to 24h after treatment were significant(P
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