摘要

Objectives: To explore the role of intradermal botulinum toxin in improving forehead harmony through dermal remodeling. The presentation reviews how superficial toxin delivery may influence dermal fibroblast activity, cytoskeletal organization, and extracellular matrix dynamics, contributing to improved skin firmness and aesthetic proportion of the forehead. Introduction: Achieving balanced forehead aesthetics involves not only the reduction of visible lines but also improvement of skin quality and dermal structure. Recent investigations suggest that intradermal botulinum toxin may influence cellular processes within the dermis, including fibroblast cytoskeletal rearrangement and extracellular matrix remodeling, potentially contributing to gradual skin lifting and improved surface characteristics. Materials / method: This presentation reviews anatomical considerations of the forehead dermis and intradermal injection techniques designed for superficial toxin placement. Microinjection patterns, dilution strategies, and depth control are discussed. Experimental findings and clinical observations related to fibroblast modulation and dermal remodeling are presented. Results: Clinical observations demonstrate improvements in forehead skin smoothness, firmness, and visible lifting following intradermal botulinum toxin treatment. Experimental findings suggest that these effects may be associated with cytoskeletal rearrangement within dermal fibroblasts and gradual extracellular matrix remodeling, including delayed collagen synthesis. Conclusion: Intradermal botulinum toxin may represent an emerging approach for improving forehead aesthetics through dermal remodeling. By influencing fibroblast behavior and extracellular matrix organization, superficial toxin delivery may contribute to improved skin firmness and overall forehead harmony.