2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Digestive System 520-579 > Diseases Of Oral Cavity, Salivary Glands, And Jaws 520-529 > Diseases Of Pulp And Periapical Tissues 522.* > 2006 ICD-9-CM Diagnosis 522.5 Periapical abscess without sinus View the most recent version of ICD-9-CM 522.5 Acute or chronic inflammation of tissues surrounding the apical portion of a tooth, associated with the collection of pus, resulting from infection following pulp infection through a carious lesion or as a result of an injury causing pulp necrosis. 522.5 is a specific code that can be used to specify a diagnosis 522.5 contains 13 index entries View the ICD-9-CM Volume 1 522.* hierarchy Alternate Terminology Abscess: dental dentoalveolar 522.5 Excludes periapical abscess with sinus (522.7)  Index entries containing 522.5: Abscess (acute) (chronic) (infectional) (lymphangitic) (metastatic) (multiple) (pyogenic) (septic) (with lymphangitis) (see also Cellulitis) 682.9 alveolar 522.5 with sinus 522.7 apical (tooth) 522.5 with sinus (alveolar) 522.7 dental 522.5 with sinus (alveolar) 522.7 dentoalveolar 522.5 with sinus (alveolar) 522.7 lateral (alveolar) 522.5 with sinus 522.7 maxilla, maxillary 526.4 molar (tooth) 522.5 with sinus 522.7 premolar 522.5 periapical 522.5 with sinus (alveolar) 522.7 periodontal (parietal) apical 522.5 root, tooth 522.5 with sinus (alveolar) 522.7 septal, dental 522.5 with sinus (alveolar) 522.7 teeth, tooth (root) 522.5 with sinus (alveolar) 522.7 supporting structures NEC tooth, teeth (root) 522.5 with sinus (alveolar) 522.7 supporting structure NEC