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hairy tongue; black hairy tongue; lingua villosa nigra
Etiology:
- idiopathic
- risk factors
- smoking
- alcohol
- poor dental hygiene
- medications
- bismuth, tetracycline, minocycline [7], linezolid [2]
Epidemiology:
- more prevalent with advanced age
Pathology:
- disruption of desquamation with elongation of tongue filiform papillae, from 1 mm (normal) to >= 3 mm in length
- benign condition, largely cosmetic
Clinical manifestations:
* images [3,5,7,8]
Complications:
- may stain with a variety of foods, i,e, coffee, tea, berries (black hairy tongue)
- may serve as a substrate for bacterial or fungal growth, exacerbated by xerostomia
Management:
- oral hygiene with tongue brushing [2]
Related
benign migratory glossitis (geographic tongue)
black tongue
General
sign/symptom
tongue disease
References
- Geriatric Review Syllabus, 7th edition
Parada JT et al (eds)
American Geriatrics Society, 2010
- Medical Knowledge Self Assessment Program (MKSAP) 17,
American College of Physicians, Philadelphia 2015
- Mayo Clinic (image, patient information)
Black hairy tongue
- Nisa L, Giger R.
Black hairy tongue.
Am J Med. 2011 Sep;124(9):816-7.
PMID: 21854889
- Stafford GL, James WD (images)
Medscape: Hairy Tongue
http://emedicine.medscape.com/article/1075886-overview
- Gurvits GE, Tan A.
Black hairy tongue syndrome.
World J Gastroenterol. 2014 Aug 21;20(31):10845-50. Review.
PMID: 25152586 Free PMC Article
- Hamad Y, Warren DK
Black Hairy Tongue.
N Engl J Med 2018; 379:e16. Sept 6, 2018
PMID: 30184449
https://www.nejm.org/doi/full/10.1056/NEJMicm1800351
- Jayasree P, Kaliyadan F, Ashique KT
Images in Dermatology. Black Hairy Tongue.
JAMA Dermatol. 2022;158(5):573.
PMID: 35262655
https://jamanetwork.com/journals/jamadermatology/fullarticle/2789440