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Ageusia

Jordan I. Teitelbaum, DO, Christopher R. Kieliszak, DO and Arjun S. Joshi, MD, FACS, FRCSC Reviewed 06/2019
 


BASICS

  • Ageusia is the absence of the sense of taste.

    • Other taste disorders include hypogeusia (decreased ability to taste), dysgeusia (disordered ability to taste), and phantogeusia (perception of a ...

DIAGNOSIS

HISTORY

  • Nature of symptoms (complete loss of taste? partial? loss of certain tastes? solids and/or liquids?)

  • Onset

  • Duration

  • Precipitating events

    • Medications (new and old)

    • Recent infection (upper...

TREATMENT

To treat the symptoms of hypogeusia and ageusia, the underlying cause must first be identified and treated. 

MEDICATION

  • Treatment of the underlying cause, which may require specific medication...

ONGOING CARE

FOLLOW-UP RECOMMENDATIONS

Patient Monitoring

Patient should be reassessed every 3 to 6 months. 

PROGNOSIS

  • Related to the cause

  • Taste can take 6 months to 1 year to return.

COMPLICATIONS

Permanen...

REFERENCES

1
Fark T, Hummel C, Hähner A, et al. Characteristics of taste disorders. Eur Arch Otorhinolaryngol.  2013;270(6):1855–1860. [View Abstract on OvidMedline]
2
Shimada T, Kamada H, Hoshino R...

ADDITIONAL READING

  • DeVere R. Disorders of taste and smell. Continuum (Minneap Minn).  2017;23(2, Selected Topics in Outpatient Neurology):421–446. [View Abstract on OvidMedline]

  • Irune E, Dwivedi R...

CODES

ICD10

R43.2 Parageusia 

ICD9

781.1 Disturbances of sensation of smell and taste 

SNOMED

  • 36955009 Loss of taste (finding)

  • 698002002 Loss of taste anterior two thirds of tongue (finding)

  • 702531002 Loss o...

CLINICAL PEARLS

  • Ageusia is the absence of the sense of taste.

  • To treat the symptoms of ageusia and hypogeusia, the underlying cause must first be identified and treated. Taking a comprehensive patient ...

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