This list of pathological conditions reported in Mesozoic dinosaurs enumerates the various types of injury, disease, deformity or parasite infection identified among Mesozoic dinosaur fossils.
| Pathology | Description | Taxa | Paleobiological significance | Images |
|---|---|---|---|---|
| Abscesses | Dilophosaurus wetherilli | |||
| Amputations | Allosaurus and Eubrontes (ichnotaxon) | |||
| Ankylosis | ||||
| Asymmetrically sized body parts. | ||||
| Avulsion injuries | ||||
| Block vertebrae | ||||
| Broken teeth | ||||
| Bone spurs | ||||
| Co-Ossification | ||||
| Cysts | ||||
| Exostosis | ||||
| Fractured bones | ||||
| Fused bones | ||||
| Gout | ||||
| Greenstick fractures | ||||
| Holes in bones | ||||
| Infections | ||||
| Involucra | ||||
| Lesions | ||||
| Osteoarthritis | ||||
| Osteomyelitis | ||||
| Pseudoarthrosis | ||||
| Puncture wounds | ||||
| Split carinae in teeth | ||||
| Spondylitis | ||||
| Stress fractures | ||||
| Supernumerary tooth crowns | ||||
| Twisted body parts | ||||
Molnar, R. E., 2001, Theropod paleopathology: a literature survey, In: Mesozoic Vertebrate Life, edited by Tanke, D. H., and Carpenter, K., Indiana University Press, p. 337-363.Rothschild, B., Tanke, D. H., and Ford, T. L., 2001, Theropod stress fractures and tendon avulsions as a clue to activity, In: Mesozoic Vertebrate Life, edited by Tanke, D. H., and Carpenter, K., Indiana University Press, p. 331-336.