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Related Experiment Video

Updated: Jun 17, 2026

Whole Body and Regional Quantification of Active Human Brown Adipose Tissue Using 18F-FDG PET/CT

Whole Body and Regional Quantification of Active Human Brown Adipose Tissue Using ¹⁸F-FDG PET/CT

Published on: April 1, 2019

The chin and adjacent fat compartments.

Ulrike Pilsl¹, Friedrich Anderhuber

¹Institute of Anatomy, Medical University of Graz, Graz, Austria. u.pilsl@medunigraz.at

Dermatologic Surgery : Official Publication for American Society for Dermatologic Surgery [Et Al.]

|December 31, 2009

Summary

This study precisely defines the distinct anatomical boundaries of the chin, submental, and jowl fat compartments in the human face. These findings clarify facial anatomy for aesthetic and reconstructive procedures.

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Area of Science:

Anatomy
Facial Surgery
Cosmetic Procedures

Background:

Human facial fat distribution involves multiple subcutaneous compartments.
Specific anatomical descriptions for chin and submental fat compartments are lacking.
Existing definitions of jowl fat compartments are inconsistent.

Purpose of the Study:

To delineate the precise borders of the chin, submental, and jowl subcutaneous fat compartments.
To provide anatomical clarity for facial aesthetic and reconstructive surgery.

Main Methods:

Injection of colored gelatin into subcutaneous facial tissues of 30 human cadavers.
Subsequent macroscopic dissection to identify and map fat compartment boundaries.

Main Results:

Distinct chin and submental fat compartments were consistently identified.
Detailed anatomical landmarks were described for the chin, submental, and jowl compartments.
The chin and jowl compartments showed clear demarcation, while submental compartment limits exhibited some variability.

Conclusions:

The chin and jowl fat compartments are well-defined anatomical structures.
The submental compartment's boundaries show variability, requiring careful consideration in procedures.
Accurate anatomical understanding of these facial fat compartments is crucial for surgical outcomes.