CDC will continue to provide assistance to states, as needed, related to EVALI and will provide any updates at:.CDC encourages clinicians to continue to report possible cases of EVALI to their local or state health department for further investigation.These data do not suggest a resurgence of EVALI at this time. However, CDC continues to monitor EVALI-related trends using emergency department data from the National Syndromic Surveillance Program’s BioSense/ESSENCE platform.Due to the subsequent identification of the primary cause of EVALI, and the considerable decline in EVALI cases and deaths since a peak in September 2019, CDC stopped collecting these data from states as of February 2020. The data were voluntarily collected and submitted by each state to CDC on a routine basis. In August 2019, CDC started collecting data from states on EVALI cases using a standardized case report form.No other toxicants were found in BAL fluid from either group, except for coconut oil and limonene (1 EVALI patient each).Vitamin E acetate was identified in bronchoalveolar lavage (BAL) fluid samples (fluid samples collected from the lungs) from 48 of the 51 EVALI patients, but not in the BAL fluid from the healthy comparison group.A recent study analyzed samples from 51 EVALI cases from 16 states and a comparison group of samples from 99 comparison individuals without EVALI for vitamin E acetate, plant oils, medium chain triglyceride (MCT) oil, coconut oil, petroleum distillates, and diluent terpenes.Laboratory data show that vitamin E acetate, an additive in some THC-containing e-cigarette, or vaping, products, is strongly linked to the EVALI outbreak.Law enforcement actions related to illicit products.Removal of vitamin E acetate from some products.
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