The most common clinical signs are dyspnoea unthrifty wasting diarrhea pallor enlarged lymphnodes and jaundice .

该 病的主要临床症状是呼吸困难、 消瘦、腹泻、皮肤苍白、淋巴结肿大和黄疽。

At the time of sale the obviously sick and unthrifty animals are usually excluded .

在出售时，剔除明显的病和 僵 牛。