Oral squamous cell carcinoma Mouthwashes may increase risk

BMJ 1994; 308 doi: https://doi.org/10.1136/bmj.308.6942.1508 (Published 04 June 1994) Cite this as: BMJ 1994;308:1508
  1. J Llewelyn
  1. Department of Maxillofacial Surgery, City Hospital, Edinburgh EH10 5SB.

    EDITOR, - Iain L Hutchison states that tobacco is an important risk factor for oral squamous cell carcinoma and that drinking alcohol and chewing betel quid have also been implicated.1 The International Agency for Research on Cancer states that “epidemiological studies clearly indicate that drinking of alcoholic beverages is causally related to cancers of the oral cavity and pharynx.” Further, it believes that there is sufficient evidence for the carcinogenicity of alcoholic beverages.2 Evidence from Torino, Italy, showed a fourfold to sixfold increased risk in …

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