Multihost Tuberculosis: Insights from the Portuguese Control Program

Table 3

Number and percentage of bovine tissue samples (organs and lymph nodes) confirmed as bTB positive by histopathology. Results concerning the period 2005–2009 are presented per year and anatomical localization.

Year		2005		2006		2007		2008		2009		Total (%)
		𝑛	%	𝑛	%	𝑛	%	𝑛	%	𝑛	%
Affected lymph nodes	head	14	24	6	12	5	5	23	25	47	21	95 (18.3)
	thoracic	16	28	21	40	19	20	48	52	66	30	170 (32.8)
	abdominal	2	3	1	2	2	2	1	1	2	1	8 (1.5)
	unknown	21	36	13	25	62	65	13	14	80	36	189 (36.4)
	head and thoracic	2	3	7	13	3	3	1	1	10	5	23 (4.4)
	head and abdominal	0	0	0	0	1	1	0	0	2	1	3 (0.6)
	thoracic and abdominal	0	0	2	4	1	1	1	1	10	5	14 (2.7)
	head, thoracic, and abdominal	0	0	0	0	1	1	0	0	0	0	1 (0.2)
Other organs affected	lungs	10	17	9	17	35	37	23	25	72	32	149
	liver	0	0	2	4	2	2	6	6	11	5	21