Gross lesions, Mycobacterium avium, lymph node, pig
Gross lesions, <i >Mycobacterium avium</i>, lymph node, pig
Gross lesions, Mycobacterium avium, lymph node, pig

    Grossly visible lesions in the lymph node of a pig. Mycobacterium avium avium serotype 2 was isolated.

Courtesy of Dr. Charles Thoen.