Atypical actinobacillosis in bulls in Argentina: granulomatous dermatitis and lymphadenitis

Atypical actinobacillosis in bulls in Argentina: granulomatous dermatitis and lymphadenitis1

Margineda C.A., Odriozola E., Moreira A.R., Cantón G., Micheloud J.F., Gardey P., Spetter M. & Campero C.M. 2013. Atypical actinobacillosis in bulls in Argentina: granulomatous dermatitis and lymphadenitis. Pesquisa Veterinária Brasileira 33(1):1-4. Instituto Nacional de Tecnología Agropecuaria (INTA), Estación Experimental Agropecuaria Balcarce, Ruta 226 Km 73,5 (7620) Balcarce, Argentina. E-m...

Granulomatous lymphadenitis.

In this review, representative types of granulomatous lymphadenitis (GLA) are described. GLA can be classified as noninfectious GLA and infectious GLA. Noninfectious GLA includes sarcoidosis and sarcoid-like reaction. The cause of sarcoidosis remains unknown, but it has good prognosis. Sarcoid-like reaction, which is considered to be a biological defense mechanism, is observed in regional lymph...

Atypical cutaneous actinobacillosis in young beef cattle.

Atypical Actinobacillosis in a Dairy Cow

Actinobacillosis is an infectious, chronic, generally non-fatal disease caused by Actinobacillus lignieresii. The etiologic agent is a part of the oral flora and causes pyogranulomatous lesions of the soft tissues. A 5-year old, approximately 500 kg cross-breed Holstein cow was presented for the treatment of a large, ulcerated and hemorrhagic mass at the left side of the neck in vicinity of the...

An atypical case of respiratory actinobacillosis in a cow

A not pregnant 4-year-old Jersey cow was presented with the sudden appearance of respiratory noise, nasal discharge and moderate respiratory difficulty. Upon physical examination a snoring-like noise, extended head and neck position, exaggerated abdominal effort, bilateral nasal discharge and left prescapular lymph node enlargement were noted. Sub-occlusion of the initial portion of the respira...