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, 12:42, 3 March 2011
*Production of bone in unusual location
*Contrast with [[Bones Hyperplastic and Neoplastic - Pathology#Ectopic mineralisation|ectopic mineralisation]]
*Usually clinically insignificant
*'''Heterotopic bone'''
**Spicules of bone form in the lungs of older dogs and cattle
**Clinically insignificant
*'''Periarticular [[Musculoskeletal Terminology - Pathology|osteophyte]]'''
*Fibrodysplasia ossificans - usually simmetrical ossification of neck, dorsum, groin and extremities of cats
*May interfere with nervous or joint function
*Metaplastic bone does not have to be ectopic (e.g. at tendon insertions)
[[Category:Bones - Pathology]]