lumpy jaw

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Related to lumpy jaw: wooden tongue

lumpy jaw,

infectious disease of cattle and swine caused by the bacterium Actinomyces bovis. It is characterized by an infection of the bone of the head, particularly the mandible and the maxilla, with abscesses forming near the lower jaw bones. Its scientific name is actinomycosis. Treatment consists of the oral or intravenous administration of iodide compounds and surgical drainage of the affected areas.

lumpy jaw

[′ləm·pē ‚jȯ]

(medicine)

actinomycosis

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References in periodicals archive ?

Another cause of lumpy jaw is malocclusion, caused when teeth penetrate the buccal surface or when the guinea pig unintentionally bites into the cheek while trying to chew.

Chapter 6: Guinea pigs

Actinomycotic osteomyelitis and periostitis of mandible or maxilla also known as lumpy jaw or big head is a sporadic disease caused by Gram positive branching filamentous microorganism, Actinomyces bovis (Militerno, 2008) and most commonly affect bovine, occasionally in equine, porcine and rarely in caprine (Seifi et al., 2003).

Therapeutic Management of Actinomycosis in a Calf

Traditional therapy for lumpy jaw includes oral or intravenous dosing of iodides and/ or antibiotics such as penicillin and streptomycin which has good response/results (Nusbaum, 1965; Radostits et al., 2005).