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Table 2 Clinical scoring system used for daily animal observation during experimental M. suis infection (in accordance with Stadler et al. [12])

From: Update on shedding and transmission routes of porcine haemotrophic mycoplasmas in naturally and experimentally infected pigs

Score points Ears Skin Body temperature Behavior Feed intake Respiration
0 No alterations No alterations  < 40 °C No alterations No alterations No alterations
1 Mild cyanosis Moderate pallor 40–42 °C Reduced Reduced Mild dyspnoe
2 Moderate cyanosis and necrosis Generalised petechiae  > 42 °C Apathy Anorexia Severe dyspnoe
3 Icterus