Читать книгу Shear's Cysts of the Oral and Maxillofacial Regions - Paul M. Speight - Страница 43

 Always associated with a non‐vital tooth

 Most commonly found on upper anterior teeth

 Often symptomless and found on radiological examination

 Firm or hard swelling, but large lesions may show ‘egg‐shell’ crackling

 Residual cysts are found at sites of a previous tooth extraction

 Radiology shows well‐demarcated, corticated lesion

 Rarely greater than 30 mm in diameter