Two skin folds in the face
The nasolabial folds , commonly known as "smile lines "[ 1] laugh lines ",[ 2] [self-published source are facial features . They are the two skin folds that run from each side of the nose to the corners of the mouth . They are defined by facial structures that support the buccal fat pad .[ 3] cheeks from the upper lip . The term derives from Latin nasus labium lip ". Other people suggest the term melolabial fold ,[clarification needed [ 4] [ 5] nasolabial sulcus .
Cosmetology issues
With ageing the fold may grow in length and depth.[ 6] Dermal fillings may be used to replace lost fats and collagen in this facial area.[ 7] [ 8]
See also
References
^ Burgess, Cheryl M., ed. (2005). Cosmetic Dermatology ISBN 9783540273332 . Retrieved 20 February 2015 . ^ Vennemeyer M. D., Michael D (22 December 2010). Plastic Surgery Myths Dispelled ISBN 9781456835958 . Retrieved 20 February 2015 . ^ Pogrel, MA; Shariati, S; Schmidt, B; Faal, ZH; Regizi, J (1998). "The surgical anatomy of the nasolabial fold". Oral Surg Oral Med Oral Pathol Oral Radiol Endod . 86 (4): 410– 5. doi :10.1016/s1079-2104(98)90365-1 . PMID 9798223 . ^ Why Do Nasolabial Folds Appear? Exploring the Anatomical Perspectives and the Role of Thread-Based Interventions , doi :10.3390/diagnostics14070716 ^ The Lip-Cheek Groove: A New Analysis With Treatment Options , doi :10.1001/archfaci.8.5.324 ^ Wulc, Allan E.; Sharma, Pooja; Czyz, Craig N. (2010). "The Anatomic Basis of Midfacial Aging". Midfacial Rejuvenation . pp. 15– 28. doi :10.1007/978-1-4614-1007-2_2 . ISBN 978-1-4614-1006-5 ^ "Why your face ages and what you can do" . www.health.harvard.edu/ . Harvard Health Publications. 14 September 2010. Retrieved 23 February 2015 .^ M. Smith, Abigail; Ferris, Taylor; K. Nahar, Vinayak; Sharma, Manoj (March 2020). "Non-Traditional and Non-Invasive Approaches in Facial Rejuvenation: A Brief Review" . Cosmetics . 7 (1): 10. doi :10.3390/cosmetics7010010
