TABLE 1.

Main pathogenic Mycoplasma species in humans and livestock animals^a

Host	Mycoplasma species	Clinical signs or syndrome
Humans	M. genitalium	Urethritis, often associated with bacterial vaginosis and cervicitis
	M. hominis	Urogenital tract infections
	M. pneumoniae	Upper respiratory disease, bronchopneumonia
Cattle	M. bovis	Infectious enzootic bronchopneumonia, mastitis, arthritis, otitis
Chickens, turkeys	M. gallisepticum	Chronic respiratory disease, infectious sinusitis
	M. synoviae	Subclinical respiratory tract infections, infectious synovitis, eggshell apex abnormality syndrome in laying-hen flocks
Swine	M. hyopneumoniae	Enzootic pneumonia
	M. hyorhinis	Polyserositis, arthritis
	M. hyosynoviae	Arthritis, polyarthritis

^a From references 67, 69, 84, 95, 97, 145–147.