A novel description of the supporting system of the orbicularis oculi muscle in the infraorbital area: Tear trough muscle fiber

ConclusionFull of subcutaneous tissue in the tear trough groove, strong attachment to the bone by tear trough ligament and to the skin by tear trough muscle fiber would multiply result in the tear trough on the face.
Source: Surgical and Radiologic Anatomy - Category: Anatomy Source Type: research
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