K04.1
Necrosis of pulp
Coding guidance (WHO 2019)
Pulpal gangrene
Sibling codes
K04Diseases of pulp and periapical tissuesK04.0PulpitisK04.2Pulp degenerationK04.3Abnormal hard tissue formation in pulpK04.4Acute apical periodontitis of pulpal originK04.5Chronic apical periodontitisK04.6Periapical abscess with sinusK04.7Periapical abscess without sinusK04.8Radicular cystK04.9Other and unspecified diseases of pulp and periapical tissues