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Latin American Journal of Oral and Maxillofacial Surgery

ISSN 2992-7757 (Electronic)
Órgano de difusión de la Asociación Latinoamericana de Cirugía y Traumatología Bucomaxilofacial (ALACIBU)
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2026, Number 1

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Lat Am J Oral Maxillofac Surg 2026; 6 (1)

Dermal fat graft for correction of the mentolabial groove: a technical note

Verona P, Rodríguez S, Pabón K, Alanuca C, Cardona N
Full text How to cite this article 10.35366/123087

DOI

DOI: 10.35366/123087
URL: https://dx.doi.org/10.35366/123087

Language: Spanish
References: 5
Page: 24-25
PDF size: 568.59 Kb.


Key words:

mentolabial groove, fat grafting, facial aesthetics.

ABSTRACT

The mentolabial groove is an important anatomical feature of the lower facial third that can become more pronounced with aging, muscular hypertonia, or after chin advancement procedures. An excessive depression in this region may compromise facial aesthetics and require corrective treatment. Fat grafting has emerged as a reliable technique to restore volume and improve contour due to its biocompatibility, natural appearance, and long-term stability. This article describes the use of micro-fat grafting for the correction of a deepened mentolabial groove following genioplasty. Adipose tissue was harvested from the lower abdominal region using a manual aspiration technique after infiltration of a tumescent solution. The collected fat was decanted and centrifuged to isolate viable adipocytes. Microfat was then prepared and injected through a blunt cannula into a previously dissected subdermal plane of the mentolabial groove. This approach allowed precise volumetric correction and contour refinement. Fat grafting represents a minimally invasive complementary technique to improve postoperative aesthetic outcomes in genioplasty patients.


REFERENCES

  1. Meruane M. Lipoinyección: conceptos básicos y aplicación clínica.Rev médica Clín Las Condes. 2016; 27 (1): 93-106.

  2. Hedén P, Fischer S. Comparison of fat repositioning versus onlaysegmental fat grafting in lower blepharoplasty. Aesthet Surg J. 2021;41 (7): NP717-NP727. doi: 10.1093/asj/sjab070.

  3. Karwowska NN, Turner MD. Step by step: autologous fat transfer in oraland maxillofacial surgery. J Oral Maxillofac Surg. 2021; 79 (1): e4-e7.

  4. Serra-Renom JM, Serra-Mestre JM. Atlas of minimally invasive facelift:facial rejuvenation with volumetric lipofilling. 1a ed. Cham, Suiza:Springer International Publishing; 2016. doi: 10.1007/978-3-319-33018-1.

  5. Rihani J. Microfat and nanofat: when and where these treatmentswork. Facial Plast Surg Clin North Am. 2019; 27 (3): 321-330. doi:10.1016/j.fsc.2019.03.004.




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C?MO CITAR (Vancouver)

Lat Am J Oral Maxillofac Surg. 2026;6