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Vaping-associated pulmonary injury (VAPI), [4] also known as vaping-associated lung injury (VALI) [1] or e-cigarette, or vaping, product use associated lung injury (E/VALI), [2] [a] is an umbrella term, [15] [16] used to describe lung diseases associated with the use of vaping products that can be severe and life-threatening. [3]
CDC investigators identified direct exposure to chemicals present in illegal cannabis vaping products as the likely culprit, but did not rule out chemicals in nicotine vapes as possible causes. [152] CDC: "No specific e-cigarette device or substance has been linked to all cases, and e-cigarettes include a variety of chemical and additives".
CDC investigators identified direct exposure to chemicals present in illegal cannabis vaping products as the likely culprit, but did not rule out chemicals in nicotine vapes as possible causes. [9] CDC: "No specific e-cigarette device or substance has been linked to all cases, and e-cigarettes include a variety of chemical and additives".
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The LD 50 of nicotine is 50 mg/kg for rats and 3 mg/kg for mice. 0.5–1.0 mg/kg can be a lethal dosage for adult humans, and 0.1 mg/kg for children. [19] [20] However the widely used human LD 50 estimate of 0.5–1.0 mg/kg was questioned in a 2013 review, in light of several documented cases of humans surviving much higher doses; the 2013 review suggests that the lower limit causing fatal ...
An exploded view of a typical e-cigarette design with transparent atomizer (labeled clearomizer in diagram) and changeable dual-coil head. An electronic cigarette consists of an atomizer, a power source such as a battery, [24] and a container for e-liquid such as a cartridge or tank.
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Now, all major gastrointestinal societies agree that H. pylori is the primary nondrug cause of PUD worldwide, and advocate its eradication as essential to treatment of gastric and duodenal ulcers. Additionally, H. pylori has been associated with lymphomas and adenocarcinomas of the stomach, and has been classified by the World Health ...