Pulmonary Intravascular Hemangiosarcoma in a Cat

Tetsushi YAMAGAMI, Kouji NOMURA, Michiro FUJITA, Kiyokazu OZAKI, Hiromitsu ORIMA, Isao NARAMA
2006 Journal of Veterinary Medical Science  
A 9-year-old, castrated male Japanese domestic cat presented with a complaint of exertional dyspnea. Based on the radiographic findings, presumptive diagnosis of aspiration pneumonia or primary diffuse pulmonary neoplasia in the right middle lobe was made. Histologically, the pulmonary lesion was characterized by diffuse thickening of alveolar wall with the proliferation of apparently atypical irregular-shaped cells. Immunohistochemical staining using anti-human factor VIII-related antigen
more » ... erum showed positive reaction in the cytoplasm of the atypical cells. According to the findings, the lesion was diagnosed as pulmonary intravascular hemangiosarcoma. KEY WORDS: feline, hemangiosarcoma, lung.
doi:10.1292/jvms.68.731 pmid:16891787 fatcat:4h4ixxksebbqbnxdpjl5pevvli