Physiologic venous dilation
Clinical trials for Physiologic venous dilation explained in plain language.
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Long flights may swell leg veins for days, study asks
Knowledge-focused Recruiting nowThis study tracks leg vein size in adults before and after a commercial flight of at least 4 hours to Bogota. Researchers use ultrasound to measure the popliteal vein in the leg within 24 hours before departure, within 2 hours after arrival, and again at 24 and 48 hours later. Th…
Matched conditions: PHYSIOLOGIC VENOUS DILATION
Sponsor: Research Inc • Aim: Knowledge-focused
Last updated Sep 09, 2026 18:10 UTC
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Prospective stratified randomized Four-Group study of cabin class and graduated compression stockings on popliteal vein dilation after Long-Haul air travel after aesthetic surgery
Recruiting nowThis four-group prospective study will enroll travelers who have independently booked economy or premium business/first-class flights to Bogota. Within each cabin stratum, participants will be randomized to moderate graduated compression stockings or no stockings. Bilateral popli…
Matched conditions: PHYSIOLOGIC VENOUS DILATION
Sponsor: Research Inc
Last updated Sep 09, 2026 18:11 UTC
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Prospective comparative cohort study of premium versus economy cabin travel and popliteal vein diameter after Long-Haul flight after an aesthetic surgery
Recruiting nowThis prospective cohort study will compare popliteal vein diameter changes in international travelers who independently fly to Bogota in premium business/first class or economy class. Standardized bilateral ultrasound will be performed before flight, within 2 hours after arrival,…
Matched conditions: PHYSIOLOGIC VENOUS DILATION
Sponsor: Research Inc
Last updated Sep 09, 2026 18:11 UTC
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Randomized Assessor-Masked trial of moderate graduated compression stockings for popliteal vein dilation during Long-Haul Economy-Class air travel after aesthetic surgery
Recruiting nowThis randomized assessor-masked trial will evaluate whether knee-high moderate graduated compression stockings reduce popliteal vein dilation during long-haul economy-class air travel to Bogota. Participants will be assigned to stockings or no stockings and will undergo bilateral…
Matched conditions: PHYSIOLOGIC VENOUS DILATION
Sponsor: Research Inc
Last updated Sep 09, 2026 18:11 UTC