In the field of facial rejuvenation, comprehensive improvement of the under-eye area has always been a core concern for aesthetic physicians and patients. Bags under the eyes, tear troughs, malar folds, and sagging cheeks—these four signs of aging often intertwine, profoundly impacting the overall mid-facial contour and youthful appearance. Among these, tear trough hollowing is particularly prominent; the resulting shadows and visual fatigue are key factors contributing to an aged appearance. This article will delve into a specific tear trough HA filler case study, analyzing how tear trough filling can synergistically achieve under-eye rejuvenation and mid-face support, and assess the long-term efficacy of hyaluronic acid fillers, aiming to provide a reference for clinical practice.
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