CHEST Guidelines-Optimal-Seat-Location-to-Reduce-Risk-of-Thromboemb

Optimal-Seat-Location-to-Reduce-Risk-of-Thromboemb

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The document encompasses two main studies, each exploring different health implications. The first explores the potential effects of bariatric surgery on the immunological connections between obesity, psoriasis, and COPD (chronic obstructive pulmonary disease) exacerbation. The findings suggest that bariatric surgery may reduce the T helper 17/regulatory T-cell ratio, a change possibly reversing some immunological effects between these disorders. However, the authors note that the statistical power in the psoriasis group is limited, necessitating further research into how bariatric surgery affects COPD in patients with psoriasis and the interplay between obesity, psoriasis, and COPD.<br /><br />The second study analyzes the risk of thromboembolic events (blood clots) in passengers during long-distance flights. It questions the relevance of the term "economy class syndrome" and disputes the weak evidence suggesting that sitting in an aisle seat could reduce thromboembolic risk. Through analysis of 246,766 seats across five major airlines, the study finds that 64% of economy class seats are non-aisle and thus at a higher risk for thromboembolic events due to restricted mobility. The guideline from the American College of Chest Physicians suggests that travelers at risk should use measures like wearing compression stockings, ambulating frequently, and choosing an aisle seat if possible, to reduce the risk of venous thromboembolism (VTE).<br /><br />Both studies highlight the need for more targeted research into mitigating health risks, whether through surgical interventions for complex immunological conditions or practical guidelines to tackle flight-related thromboembolic events.

Keywords

bariatric surgery

immunological effects

obesity

psoriasis

COPD

thromboembolic events

economy class syndrome

venous thromboembolism

compression stockings

long-distance flights