2007 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Respiratory System 460-519 > Acute Respiratory Infections 460-466 >
 2007 ICD-9-CM Diagnosis 463
Acute tonsillitis On October 1, 2008 the 2009 ICD-9-CM codes came into effect. Therefore, this code may be out of date.
The 2009 version of ICD-9-CM 463 can be accessed here. - Inflammation of the tonsils, especially the palatine tonsils. It is often caused by a bacterium. Tonsillitis may be acute, chronic, or recurrent.
- 463 is a specific code that can be used to specify a diagnosis
- 463 contains 6 index entries
463 also known as:- Tonsillitis (acute):
- NOS
- follicular
- gangrenous
- infective
- pneumococcal
- septic
- staphylococcal
- suppurative
- ulcerative
- viral
463 excludes: - chronic tonsillitis (474.0)
- hypertrophy of tonsils (474.1)
- peritonsillar abscess [quinsy] (475)
- sore throat:
- streptococcal tonsillitis (034.0)
Index entries containing 463:- Adenoiditis 474.01
- acute
 463
Gangrene, gangrenous (anemia) (artery) (cellulitis) (dermatitis) (dry) (infective) (moist) (pemphigus) (septic) (skin) (stasis) (ulcer) 785.4- tonsillitis (acute) 463
Infection, infected, infective (opportunistic) 136.9- adenoid (chronic) 474.01
- acute 463
- and tonsil (chronic) 474.02
- acute or subacute 463
- tonsil (faucial) (lingual) (pharyngeal) 474.00
- acute or subacute 463
Tonsillitis (acute) (catarrhal) (croupous) (follicular) (gangrenous) (infective) (lacunar) (lingual) (malignant) (membranous) (phlegmonous) (pneumococcal) (pseudomembranous) (purulent) (septic) (staphylococcal) (subacute) (suppurative) (toxic) (ulcerative) (vesicular) (viral) 463
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