the lesions started disappearing spontaneously in less than one week (Fig. 2). The lesions worsened when she began using electronic cigarette again. Lingua villosa nigra is a benign condition associated with some antibiotics, bad oral hygiene, age, smoking, alcohol and coffee drinking, cancer or HIV patients.1-4 Chromogenic pathogens (e.g., C. albicans) are sometimes implicated.1-3,5 We did not...

INTRODUCTION Electronic nicotine delivery systems (ENDS), which can be as also called “personal vaporizer”, “vape pen”, “e-waterpipe”, or “e-cigarette”, have become increasingly popular in recent years (1). The supporters of ENDS argue that the users are exposed to lesser chemicals, and these systems help quit smoking, and thus, ENDSs are safer than cigarettes (2). E-cigarette is a product that...

BACKGROUND Alternative cigarette-like nicotine delivery systems have been met with diverse opinions. One concern has been for the effect on children. We investigate whether children can differentiate tobacco cigarette smoking from use of a nicotine inhaler and electronic cigarette. Their opinions on these devices was also of interest. METHODS Two structured focus groups and twelve individual ...

Introduction: As electronic cigarettes become more prevalent in society, their use as a delivery mechanism for drugs of abuse has increased. Electronic cigarette liquids present a complex matrix due to the lack of regulation in their manufacturing. Due to limited published data development of new analytical methods was deemed necessary. Methods: A Gas Chromatography-Mass Spectrometry (GC/MS) me...

Electronic cigarette has been said to be a less harmful substitute for traditional tobacco cigarette, customized e-liquid offers various flavors and unique experience smokers. Different from electronic uses heater atomizer heat aerosolize the e-liquid. The study composition its combustion product are flourishing thanks developing analysis instruments methods. However, volatile property, influen...

BACKGROUND Cigarette smoke has been identified as the main cause of oral cavity carcinoma. Recently, the electronic cigarette, a battery-operated device, was developed to help smokers stop their tobacco addiction. This study aimed to evaluate the safety of electronic cigarettes and to establish the possible role of such device in the primary prevention of oral cavity cancer. SUBJECTS AND METH...

In a world grappling with tobacco addiction, the hookah (water-pipe) and the electronic cigarette (e-cigarette) are creating new problems. Apart from posing the inherent danger of nicotine addiction, they both seem to be wolves cloaked in the sheep-skin of consumer-perceived safety, at least in comparison to the cigarette. However it seems that the e-cigarette may have a role in a nicotine-repl...