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K04.8 - Radicular cyst


The ICD 10 Code for Radicular cyst is listed as K04.8.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: K04.8
Description: Radicular cyst
  • Apical (periodontal) cyst
  • Periapical cyst
  • Residual radicular cyst
  • Excludes2: lateral periodontal cyst (K09.0)
Diagnostic Related Groups
(MS-DRG v30.0)
011 - Tracheostomy For Face,mouth & Neck Diagnoses W Mcc
012 - Tracheostomy For Face,mouth & Neck Diagnoses W Cc
013 - Tracheostomy For Face,mouth & Neck Diagnoses W/o Cc/mcc
157 - Dental & Oral Diseases W Mcc
158 - Dental & Oral Diseases W Cc
159 - Dental & Oral Diseases W/o Cc/mcc
Chapter Diseases of the digestive system (K00-K95)
Block Diseases of oral cavity and salivary glands (K00-K14)
Parent K04 - Diseases of pulp and periapical tissues
ICD-9-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD 9 Dx Code: 522.8 - Radicular cyst
ICD-10-CM Siblings (same level / similar specificity) of K04.8:
K04.0 - Pulpitis
K04.1 - Necrosis of pulp
K04.2 - Pulp degeneration
K04.3 - Abnormal hard tissue formation in pulp
K04.4 - Acute apical periodontitis of pulpal origin
K04.5 - Chronic apical periodontitis
K04.6 - Periapical abscess with sinus
K04.7 - Periapical abscess without sinus
K04.9 - Other and unspecified diseases of pulp and periapical tissues