White Spots on the Tongue or in the Mouth
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Try one of these related symptoms.
White spots on tongue
White spots in the mouth
White dots on cheek
Possible Causes
Generally, White spots on the mouth surface or tongue can be related to:
- Herpangina
A viral infection of the throat and mouth that causes fever, throat pain, and mouth ulcers. Herpangina most often affects toddlers and children younger than 10 years old, especially children who attend daycare or schools where they interact with other children. There is a risk of dehydration because the mouth hurts when drinking water.
- Behcet's Disease
A rare autoimmune disease that causes inflammation in blood vessels throughout the body. Symptoms may include mouth and genital sores, as well as eye inflammation. As the disease progresses, joints and internal organs could also be affected.
- Hand, Foot, and Mouth Disease (HFM)
HFMD (Hand-foot-mouth disease) is a highly contagious viral infection. To prevent transmission, patients should wash their hands regularly and avoid going to school until the ulcers have healed and the rashes have dried up. Patients often eat and drink less due to painful mouth ulcers, so it's important to monitor for dehydration and encourage food and water intake.
- Stomatitis
Doctor's Diagnostic Questions
Your doctor may ask these questions to check for this symptom:
- Do you have white spots in your mouth or tongue?
- How have the white spots in your mouth or on your tongue changed since it started?
- Have you had white spots on your mouth or tongue before?
- How long have you had white spots on your mouth or tongue?
Reviewed By:
Unnati Patel, MD, MSc (Family Medicine)
Dr.Patel serves as Center Medical Director and a Primary Care Physician at Oak Street Health in Arizona. She graduated from the Zhejiang University School of Medicine prior to working in clinical research focused on preventive medicine at the University of Illinois and the University of Nevada. Dr. Patel earned her MSc in Global Health from Georgetown University, during which she worked with the WHO in Sierra Leone and Save the Children in Washington, D.C. She went on to complete her Family Medicine residency in Chicago at Norwegian American Hospital before completing a fellowship in Leadership in Value-based Care in conjunction with the Northwestern University Kellogg School of Management, where she earned her MBA. Dr. Patel’s interests include health tech and teaching medical students and she currently serves as Clinical Associate Professor at the University of Arizona School of Medicine.
Yoshinori Abe, MD (Internal Medicine)
Dr. Abe graduated from The University of Tokyo School of Medicine in 2015. He completed his residency at the Tokyo Metropolitan Health and Longevity Medical Center. He co-founded Ubie, Inc. in May 2017, where he currently serves as CEO & product owner at Ubie. Since December 2019, he has been a member of the Special Committee for Activation of Research in Emergency AI of the Japanese Association for Acute Medicine. | | Dr. Abe has been elected in the 2020 Forbes 30 Under 30 Asia Healthcare & Science category.
Content updated on Apr 23, 2025
Following the Medical Content Editorial Policy
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FAQs
Q.
Plastic Taste in Mouth? Why Your Tongue is Reacting & Medical Next Steps
A.
A plastic or chemical taste is most often linked to dry mouth, medications, oral hygiene issues, minor infections, or acid reflux, though hormones, vitamin or mineral deficiencies, environmental exposures, and uncommon nerve problems can contribute too. There are several factors to consider; see below to understand more. Start with hydration and improved oral care, and review medicines with your doctor, but seek medical evaluation if it lasts more than 2 to 3 weeks, worsens, impacts eating or weight, comes with white or red mouth patches, severe pain, or any neurological symptoms; urgent symptoms need prompt care, and fuller guidance is provided below.
References:
* Hummel T, Landis BN, Hüttenbrink KB. Causes and Management of Dysgeusia: A Review. Laryngoscope Investig Otolaryngol. 2017 Dec 29;3(1):31-37. doi: 10.1002/lio2.138. eCollection 2018 Feb. PMID: 29399661; PMCID: PMC5797379.
* Santos C, Andrade S, Pinheiro C, Pimentel-Coelho P. Taste and smell disorders: a systematic review. Braz J Otorhinolaryngol. 2021 Mar-Apr;87(2):236-241. doi: 10.1016/j.bjorl.2019.09.008. Epub 2019 Oct 29. PMID: 31708453.
* Schiffman SS. Medication-Induced Taste Disturbances. Expert Opin Drug Saf. 2018 Jan;17(1):15-28. doi: 10.1080/14740338.2018.1397025. Epub 2017 Oct 30. PMID: 29072911.
* Rawal S, Singh S, Al Khabori M, D'Souza J, Rawal S, Tanna A. Taste and smell disorders: A clinical approach. Cleve Clin J Med. 2017 Sep;84(9):695-703. doi: 10.3949/ccjm.84a.16041. PMID: 28874312.
* Doty RL. Dysgeusia: A Common Problem with Multiple Etiologies. Curr Otorhinolaryngol Rep. 2017 Jun;5(2):107-116. doi: 10.1007/s40136-017-0158-1. Epub 2017 Apr 25. PMID: 28546950; PMCID: PMC5443657.
Q.
Is That Tongue Cancer? Why Your Sore Won’t Heal & Medically Approved Next Steps
A.
Most tongue sores are not cancer, but a sore that lasts more than two weeks, enlarges, bleeds, feels firm or numb, or causes trouble swallowing or a neck lump needs prompt evaluation, since only an exam and possible biopsy can rule out tongue cancer and early detection improves outcomes. Short-term care includes avoiding irritants, monitoring up to two weeks, and seeking urgent care for severe swelling, breathing difficulty, or uncontrolled bleeding. There are several factors to consider that can change your next steps, including risk factors like tobacco, alcohol, and HPV and what the sore looks like, so see below for complete details.
References:
* Chimenos-Küstner E, López-López J, Figueiredo R. Update on the diagnosis and treatment of oral squamous cell carcinoma. Front Oncol. 2022 Sep 23;12:967732. PMID: 36212004
* Ramchandani S, Alqassim A, Aljefri N, et al. Diagnosis and management of oral premalignant lesions and oral squamous cell carcinoma: A narrative review. J Adv Res. 2023 Apr;47:19-27. PMID: 36437979
* Velez C, De Marchi M, Gagliardi R, et al. Oral Persistent Ulcer: Differential Diagnosis and Management. J Clin Med. 2023 Feb 1;12(3):1160. PMID: 36769741
* Tang Z, Yang J, Yang X, et al. Tongue Squamous Cell Carcinoma: Current Understanding and Future Perspectives. Front Oncol. 2021 Oct 22;11:763445. PMID: 34746141
* Patel SG, Givi B, Mady LJ. Current management of oral squamous cell carcinoma. Head Neck. 2022 Nov;44(11):2465-2481. PMID: 36052328
Q.
Is That Oral Cancer? Why Your Mouth Won’t Heal & Medically Approved Next Steps
A.
Most mouth sores are not cancer, but any sore, white or red patch, or lump that does not heal within two weeks should be checked by a dentist or doctor, especially if you have numbness, trouble swallowing, or a neck lump. There are several factors to consider and early detection changes treatment, so see below for who is at higher risk, the warning signs doctors use, and the medically approved next steps you should take now.
References:
* Nithya R, Ramani P, Vijayalakshmi K, Muthukrishnan A, Muthuraman S. Oral squamous cell carcinoma: an update on diagnosis and treatment. J Oral Maxillofac Pathol. 2023 Apr-Jun;27(2):167-175. PMID: 37609204.
* Sarode SC, Sarode GS, Anand R, Majumdar B, Gupta M, Palanisamy S, Kumar V, Patra S, Yadav R. Oral Potentially Malignant Disorders: A Narrative Review. Int J Environ Res Public Health. 2022 Nov 25;19(23):16045. PMID: 36498075.
* Shah P, Sarode GS, Sarode SC, Palanisamy S, Parichatikanond P, Majumdar B, Kumar V, Bagade PV, Patra S. Management of Oral Potentially Malignant Disorders-A Review. J Clin Med. 2022 Sep 18;11(18):5487. PMID: 36143491.
* Kaka S, Alolyan K, Alzarea S, Aldaij M, Almudhi T, Aldaij M, Alzarea F, Alsaffar R, Alenazy R. Early Detection of Oral Cancer: A Narrative Review. J Clin Med. 2023 Apr 17;12(8):3109. PMID: 37108992.
* Nasi M, Gkougkouli K, Dedi T, Perrakis K, Goutas N, Dimopoulou P. Oral Cancer: Epidemiology, Etiology, and Prevention. In Vivo. 2022 Mar-Apr;36(2):490-498. PMID: 35241624.
Q.
Tongue Tie? Why Your Tongue Is Restricted & Medical Next Steps
A.
Tongue tie is a birth condition where a tight or short frenulum restricts tongue movement, sometimes causing breastfeeding or bottle feeding problems, speech or dental issues, jaw tension, and hygiene challenges. Next steps depend on symptoms and may include watchful waiting, lactation support, a quick clinic frenotomy, or a surgical frenuloplasty; seek prompt evaluation for infant feeding or weight concerns and involve a pediatrician, ENT, dentist, lactation consultant, or speech-language pathologist. There are several factors to consider; see below for important details and red flags that could change your next steps.
References:
* Francis DO, Francis KR, Chinnadurai S. Ankyloglossia (tongue-tie): a review. Int J Pediatr Otorhinolaryngol. 2015 Mar;79(3):305-11. doi: 10.1016/j.ijporl.2014.12.002. Epub 2014 Dec 24. PMID: 25555184.
* Douglas P, Geddes D. Tongue-tie in infants: A contemporary approach to diagnosis and management. J Paediatr Child Health. 2021 Mar;57(3):345-350. doi: 10.1111/jpc.15201. Epub 2020 Sep 28. PMID: 32986877.
* Delli K, Livas C, Ktenidou-Novoa S, Zouridi C, Tsaousi C, Kotsiomiti E, Daskalaki A. Ankyloglossia: A systematic review. J Paediatr Child Health. 2023 Apr;59(4):506-515. doi: 10.1111/jpc.16142. Epub 2022 Nov 25. PMID: 36433544.
* Baxter R, Merkel-Walsh R, Baxter BS, Corey E, Patel N. Ankyloglossia and Lingual Frenectomy: Review and Beyond. J Pediatr. 2020 May;220:1-8. doi: 10.1016/j.jpeds.2019.12.001. Epub 2019 Dec 28. PMID: 31890332.
* Berry J, Reif S, Johnson N, Neifert M. The Impact of Ankyloglossia on Breastfeeding in a Pediatric Population: A Systematic Review. J Pediatr Nurs. 2020 Nov-Dec;55:102-111. doi: 10.1016/j.pedn.2020.08.012. Epub 2020 Aug 17. PMID: 32800537.
Q.
White Patch? Why Leukoplakia Forms & Medically Approved Next Steps
A.
Leukoplakia is a white patch in the mouth that does not wipe off, usually from chronic irritation like tobacco, alcohol, or friction, and while often harmless it can be precancerous, so any patch lasting more than two weeks should be examined and may need a biopsy. There are several factors to consider, including the patch’s location and appearance, your risk habits, and whether irritation can be removed; next steps may include quitting tobacco, reducing alcohol, dental adjustments, monitoring, or removal if changes are found. For key warning signs, treatment options, and follow up timing, see below.
References:
* Aggarwal N, Gupta S, Gupta R, Gupta M. Oral leukoplakia: A review of aetiopathogenesis, diagnosis, and management. J Family Med Prim Care. 2023 Jun;12(6):3017-3023. doi: 10.4103/jfmpc.jfmpc_2634_22. PMID: 37373307.
* Aghbari SM, El-Sharkawy H, Jawad H, Farag AM, Abu ElSaeed K, Ghallab H, Refai W. Oral leukoplakia: A current update on diagnosis, pathogenesis and management. J Stomatol Oral Maxillofac Surg. 2022 Oct;123(5):e556-e565. doi: 10.1016/j.jormas.2022.06.014. PMID: 35749442.
* Arakawa S, Fujii M, Ishida T, Imai Y, Kawakita H, Kawabata M, Kanayama K, Tanaka H, Okamura K, Katagiri W. Molecular Mechanisms of Oral Leukoplakia. Int J Mol Sci. 2023 Apr 24;24(9):7816. doi: 10.3390/ijms24097816. PMID: 37107775.
* Villa A, Hanna GJ, Lodi G, Salvo N, Ramoni R, Zur Hausen A. Oral precancerous lesions and conditions: Current management and diagnostic challenges. Oral Dis. 2021 Oct;27(7):1676-1685. doi: 10.1111/odi.13887. PMID: 34199920.
* Aguirre-Urteaga M, Aguirre-Echevarría P, Aguirre-Zabaleta N, Aguirre-Zabaleta M, Aguirre-Urteaga F. Oral leukoplakia and erythroplakia: A systematic review and meta-analysis of malignant transformation rate. Oral Oncol. 2023 Mar;138:106297. doi: 10.1016/j.oraloncology.2023.106297. PMID: 36768650.
Q.
Tongue Problems in Women 30-45: What They Mean & Next Steps
A.
Tongue problems in women 30 to 45 are common and often relate to hormonal shifts, stress, medications, dry mouth, and nutrient gaps like iron, B12, or folate, showing up as white patches, a smooth red tongue, burning, scalloped edges, small ulcers, or color changes. Most issues are manageable with better oral care, hydration, stress and sleep support, and checking key nutrients, but see a clinician if changes last more than 10 to 14 days, rapidly swell, bleed, or affect swallowing or speech. There are several factors to consider; see the complete guidance below for specific causes, risk clues, and step by step next moves.
References:
* Farag, A., Al-Taweel, S. M., Othman, Y. A., & Badr, A. (2023). Burning Mouth Syndrome: An Update on Etiopathogenesis, Diagnosis, and Management. *Cureus*, *15*(8), e44203. DOI: 10.7759/cureus.44203. PMID: 37771746.
* Vieira, A. M., Arismendi, L. C., Salgado, P. R., & Vieira, E. M. (2020). Geographic tongue: Aetiology, epidemiology, diagnosis, and management. *Journal of Clinical and Experimental Dentistry*, *12*(7), e699-e705. DOI: 10.4317/jced.57077. PMID: 32774431.
* Reamy, B. V., & Baddour, L. M. (2017). Glossitis: Clinical presentation, causes, and treatment. *American Family Physician*, *95*(7), 415-419. PMID: 28409710.
* El-Housseiny, S., El-Sayed, A. E. M., & El-Dessouky, R. (2018). Oral Manifestations of Iron Deficiency Anemia: A Systematic Review. *Journal of Clinical Pediatric Dentistry*, *42*(3), 163-167. DOI: 10.17796/1053-4180-42.3.163. PMID: 29847115.
* Akpan, A., & Morgan, R. (2020). Oral candidiasis. *Postgraduate Medical Journal*, *96*(1141), 746-752. DOI: 10.1136/postgradmedj-2020-138927. PMID: 33028682.
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Link to full study:
https://www.medrxiv.org/content/10.1101/2024.08.29.24312810v1References
White Tongue - Cleveland Clinic
https://my.clevelandclinic.org/health/symptoms/17654-white-tongueWhite Tongue - Mayo Clinic
https://www.mayoclinic.org/symptoms/white-tongue/basics/causes/sym-20050676