In case anyone is under any illusion about just what 'tuberculosis' does to a lung when it takes hold, this is a photo of pulmonary cavitation in an alpaca called Willow. He had passed a skin test in late January 2009, and another in early May
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Read the complete post at http://bovinetb.blogspot.com/2009/08/in-case-anyone-is-under-any-illusion.html