SAMANTHA ELMHURST / SCIENCE PHOTO LIBRARY SAMANTHA ELMHURST / SCIENCE PHOTO LIBRARY
Dog gingivitis. Illustration of the mouth and teeth of a dog with gingivitis (inflammation of the gums). This condition is caused by the accumulation of dental plaque (bacterial biofilms). If not treated, the condition can lead to periodontitis and tooth loss. For a sequence of images on dog dental diseases, see images C029/9572 to C029/9575.
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