Table 1B.

Overview of the additional eight cases of feline tuberculosis caused by Mycobacterium microti diagnosed in Switzerland between 2013 and 2017.

Animal data/isolation	Geographical origin	Clinical signs and findings	Relevant histopathological findings	Outcome
2 y, FN, 2013	Seftigen, Bern	Severe dyspnea, weight loss; radiography: diffuse increase of pulmonary opacity	Lung and bronchial LN: granulomatous inflammation with large quantities of AFB in macrophages	Euthanized
2014	Oberbütschel, Bern	Severe dyspnea	NA	NA
7 y, FN, 2014	Chernex, Vaud	Enlarged mandibular LN	Granulomatous lymphadenitis with AFB in macrophages	NA
5 y, MN, 2015	Plasselb, Fribourg	Severe dyspnea and massive weight loss	Granulomatous pneumonia with AFB in macrophages	NA
5 y, MN, 2015	Plasselb, Fribourg	Enlarged mandibular LN; Generalized subcutaneous nodular lesions; radiography: miliary pulmonary pattern	Granulomatous lymphadenitis with AFB; granulomatous panniculitis without AFB; granulomatous pneumonia without AFB	Euthanized
F, 2015	Zurich, Zurich	Dyspnea, no response to treatment; radiography: diffuse increase in pulmonary opacity	Granulomatous pneumonia with rare AFB in macrophages	Euthanized
9 y, MN, 2016	Attelwil, Aargau	Dyspnea, subcutaneous nodules, weight loss; radiography: multifocal pulmonary opacity	Lung, bronchial LN: granulomatous inflammation with AFB in macrophages; granulomatous dermatitis with AFB in macrophages	Euthanized
16 y, F, 2017	Roche, Vaud	Enlarged mandibular LN; Generalized subcutaneous nodular lesions	Granulomatous lymphadenitis with scarce AFB in macrophages; granulomatous panniculitis	Euthanized

F, female; FN, female neutered; M, male; MN, male neutered; LN, lymph node; AFB, acid fast bacilli; NA, information not available; y, years.