The CDC, FDA, and state health departments say they're working together figure out which products might have been used and facilitate laboratory testing.
At this time, the specific substances within the e-cigarette products that cause illness are not known and could involve a variety of substances.
Additionally, the Centers for Disease Control and Prevention (CDC) has issued updated recommendations on vaping for the public. There is not a specific substance or e-cigarette product that has been identified to be linked to these lung disease cases, and available evidence does not now suggest an infectious disease caused the illnesses, the news release said. "But until we know more about these illnesses, it is important for healthcare providers to gather as much information and medical history as possible to try and better understand the causes and associations".
None of the OH patients have died, however, in IL a patient died in August from respiratory issues after vaping.
Symptoms of the illness include shortness of breath, chest pain, fatigue, vomiting, diarrhea, weight loss and cough - and though the U.S. Centers for Disease Control and Prevention has not named a cause of the outbreak, each sufferer had vaped before falling ill, according to OR officials. Many people think that e-cigarette liquid just contains water and flavorings; however, most e-cigarettes contain nicotine and/or other chemicals.
The Oregon Health Authority did not say the age or gender of the person who died, CBS affiliate KOIN reports.More news: Global regulator discrepancies over Boeing 737 MAX worry International Air Transport Association
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Reports by individual state health departments suggested the total number of potential cases could be significantly higher, although some cases may still be ruled out.
The federal government had previously said that the recent spate of illnesses could come from a harmful product.
Thomas said it's not news to the authority that e-cigarettes can pose health issues. "But we still have very few regulations in place, even for commercially sold e-cigarette products".
E-cigarette users monitor themselves for symptoms such as chest pain and shortness of breath, and immediately seek medical attention if they have concerns about their health.
Regardless of the ongoing investigation, e-cigarette products should not be used by youth, young adults, pregnant women, as well as adults who do not now use tobacco products.