Bartonella henselae

(redirected from B.henselae)

Bar·ton·el·la hen·sel·ae

a bacterial species that causes catscratch disease (q.v.) in people with normal immunity and bacillary angiomatosis in people with AIDS.
See also: catscratch disease.

Bartonella henselae

the etiological agent of cat-scratch fever. Feline infection results in chronic asymptomatic bacteremia, which may last up to 17 months. Approximately 40% of cats are infected with the organism. Most human infections occur between September and February and follow a cat bite or scratch.

Bartonella henselae

Rochalimaea henselae Infectious disease A slender, fastidious coccobacillary bacterium of the normal flora of cats associated with bacteremia, endocarditis, cat-scratch disease, bacillary angiomatosis, peliosis hepatis; it may affect HIV-infected and immunocompetent Pts, causing persistent or relapsing fever; B henselae and B quintana have been linked to bacillary angiomatosis. See Bacillary angiomatosis.

Bar·to·nel·la hen·se·lae

(bahr-tō-nel'ă hen'sĕ-lē)
A species formerly classified as a riskettsialike organism in the genus Rochalimaea; causes bacillary angiomatosis, particularly in immunocompromised people, and a form of catscratch disease.


a genus of gram-negative, coccoid or rod-shaped bacteria in the family Bartonellaceae. B. bacilliformis is the cause of Oroya fever or Carrión's disease in humans and occasionally dogs, in South America.

Bartonella henselae
causes cat-scratch disease, bacillary angiomatosis, and endocarditis in humans.