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Tobacco smoking using a waterpipe: a re-emerging strain in a global epidemic
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  • Published on:
    Further comments on "Water-pipe smoking and dental stains – Adding fuel to the controversy?"
    • FOUAD A. AL- BELASY, Professor of Oral and Maxillofacial Surgery, Associate Dean for Education and Students Affairs

    Dear editor,

    In reference to the e-letter published on July, 24, 2007, entitled "Water-pipe smoking and dental stains – Adding fuel to the controversy?" and authored by Sebastian et al., I'd like to share with comments on the following:

    1- The generalizations that "Shisha (Water-pipe) smokers did not develop any stains while Cigarette smokers had grade 3 dental stains at the end of 100 days" and "Coal...

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    Conflict of Interest:
    None declared.
  • Published on:
    Waterpipe Smoking and Dental Stains-Adding fuel to the controversy?”

    A controversy has been raging regarding the relative safety of waterpipe smoking . To investigate the claims of few university students who smoked waterpipe that waterpipe smoke (WPS) does not cause dental stains, we compared cigarette and waterpipe smokers.

    Two groups each of 10 subjects were selected .One group comprising of only water pipe smokers (including 9 waterpipe cafe caretakers), the other made of on...

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    Conflict of Interest:
    None declared.
  • Published on:
    Failure to declare competing interest

    On March 15 2007, my attention was drawn to a patent for a tobacco smoking device, filed with the U.S. Patent and Trademark Office (USPTO) for a "Hookah with simplified lighting" on June 9 2005. One of the authors of the device being patented was Kamal Chaouachi, who on December 2 2004, had a rapid response published in Tobacco Control [1] which was critical of a paper by Masiak et al [2]. The submission process for rapid...

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    Conflict of Interest:
    None declared.
  • Published on:
    Serious Errrors in this Study
    Dear Editor

    I have analysed the US-funded review and I want to share some of my findings. I am afraid there are serious errors in this document and I will quote only two of them to give an idea of their scope.

    ERRORS. “Waterpipe use likely increases the risk of bronchogenic carcinoma [68] as well as lung [16,20,69] oral,[8] and bladder [21,70] cancers.”

    I will not discuss each of all the cited references bec...

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    Conflict of Interest:
    None declared.