Diagnosis Code: 474.8

Short Description: Chr T & A dis NEC

Long Description: Other chronic disease of tonsils and adenoids

Code Classification:

• Diseases of the respiratory system (460–519)
  • Other diseases of upper respiratory tract (470-478)
    • 474 Chronic disease of tonsils and adenoids
      • 474.8 Chr T & A dis NEC

Code Version: 2015 ICD-9-CM

Synonyms

• Amygdalolith
• Bleeding from tonsillar bed
• Cicatrix of adenoid
• Cicatrix of tonsil
• Cryptic tonsil
• Cyst of tonsil
• Exudate on tonsils
• Hemorrhage from adenoid bed
• Peritonsillar cyst
• Remnant adenoids
• Tonsillar hemorrhage
• Tonsillar remnants
• Tonsillar retention cyst
• Tonsillar tag
• Ulcer of tonsil

References to Index of Diseases and Injuries

The code 474.8 has the following ICD-9-CM references to the Index of Diseases and Injuries

• Amygdalolith 474.8

• Calculus, calculi, calculous 592.9
  • tonsil 474.8

• Cicatrix (adherent) (contracted) (painful) (vicious) 709.2
  • adenoid 474.8
  • tonsil (and adenoid) 474.8

• Concretion - see also Calculus
  • tonsil 474.8

• Cyst (mucus) (retention) (serous) (simple)
  • adenoid (infected) 474.8
  • tonsil 474.8

• Disease, diseased - see also Syndrome
  • tonsils, tonsillar (and adenoids) (chronic) 474.9
    • specified NEC 474.8

• Hemorrhage, hemorrhagic (nontraumatic) 459.0
  • adenoid 474.8
  • peritonsillar tissue 474.8
    • after operation on tonsils 998.11
    • due to infection 475
  • tonsil 474.8
    • postoperative 998.11

• Necrosis, necrotic
  • tonsil 474.8

• Plica
  • tonsil 474.8

• Remnant
  • tonsil 474.8
    • infected 474.00

• Rupture, ruptured 553.9
  • tonsil 474.8

• Suppuration, suppurative - see also condition
  • tonsil 474.8

• Tag (hypertrophied skin) (infected) 701.9
  • adenoid 474.8
  • tonsil 474.8

• Ulcer, ulcerated, ulcerating, ulceration, ulcerative 707.9
  • peritonsillar 474.8
  • tonsil 474.8
    • diphtheritic 032.0

Crosswalk Information

The code 474.8 converts into the following ICD-10 code(s):

Similar Codes

This page was last updated on: 10/1/2014

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