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K04

Diseases of pulp and periapical tissues

K04.0

Pulpitis

• Acute pulpitis
• Chronic (hyperplastic) (ulcerative) pulpitis

K04.01

Reversible pulpitis

K04.02

Irreversible pulpitis

K04.1

Necrosis of pulp

• Pulpal gangrene

K04.2

Pulp degeneration

• Denticles
• Pulpal calcifications
• Pulpal stones

K04.3

Abnormal hard tissue formation in pulp

• Secondary or irregular dentine

K04.4

Acute apical periodontitis of pulpal origin

• acute periodontitis (K05.2-)

• Acute apical periodontitis NOS

K04.5

Chronic apical periodontitis

• chronic periodontitis (K05.3-)

• Apical or periapical granuloma
• Apical periodontitis NOS

K04.6

Periapical abscess with sinus

• Dental abscess with sinus
• Dentoalveolar abscess with sinus

K04.7

Periapical abscess without sinus

• Dental abscess without sinus
• Dentoalveolar abscess without sinus

K04.8

Radicular cyst

• lateral periodontal cyst (K09.0)

• Apical (periodontal) cyst
• Periapical cyst
• Residual radicular cyst

K04.9

Other and unspecified diseases of pulp and periapical tissues

K04.90

Unspecified diseases of pulp and periapical tissues

K04.99

Other diseases of pulp and periapical tissues