This study indicated that the plasticizer TXIB could contribute odor at concentrations in the range of parts-per-billion, but could hardly contribute sensory irritation per se, as alleged in reports of some field studies where TXIB has existed amongst many other organic compounds.
We followed the recommended steps for the cultural adaptation of the SNOT-22 into Portuguese language, producing a tool for the assessment of patients with sinonasal disorders of clinical importance and for scientific studies.
Rhinosinusitis symptoms were common both in smokers and in patients with COPD. However, only tobacco was significantly associated with rhinosinusitis symptoms and can act as a cofounder in the association between COPD and rhinosinusitis symptoms.
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