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Study on Hair Distribution in Healthy Males for Hair Restoration Design.
J Craniofac Surg. 2018 Nov; 29(8):e785-e790.JC

Abstract

BACKGROUND

The incidence of hair loss among Chinese male has increased to 21.3 per hundred. Hair restoration has been an effective technique. Detailed hair distribution has a tremendous impact on the surgery design.

OBJECTIVE

To investigate the pattern of hair distribution in Chinese young adult males.

METHODS

A total of 1000 males without hair disease were enrolled. We evaluated the locations of the main anatomical marks at different sites on the scalp and analyzed the hair density and follicular unit structure using the standard photographs and trichoscope.

RESULTS

The hairline shapes were classified as: linear (48.7%), linear with central protrusion (27.9%), round (9.8%), round with central protrusion (13.7%). The average height of the median line was 6.78 ± 0.75 cm, the ratio of the median line and the forehead height was 0.333. The average distance from the parietal whorl to the vertical bimeatal line was 7.05 ± 3.32 cm, and most of the PWs were on the right (51.4%) and had a clockwise pattern (73.3%). The hair density was 171.12 ± 18.32 hairs/cm in the vertex. 1-hair follicular units were (75.90% and 56.39%) in anterior hairline and temporal area.

CONCLUSION

Our study clearly assisted understanding of scalp anatomy and hair distribution in Chinese young adult males.

Authors+Show Affiliations

Department of Dermatology, Huashan Hospital affiliated of Fudan University.Department of Dermatology, Huashan Hospital affiliated of Fudan University.Department of Dermatology, Huashan Hospital affiliated of Fudan University.Department of Dermatology, Huashan Hospital affiliated of Fudan University.Department of Dermatology, Huashan Hospital affiliated of Fudan University. Department of Dermatology, Jing'an District Central Hospital of Shanghai, Huashan Hospital affiliation of Fudan University, Jing'an Branch, Shanghai, China.

Pub Type(s)

Journal Article

Language

eng

PubMed ID

30277939

Citation

Bao, Yunqi, et al. "Study On Hair Distribution in Healthy Males for Hair Restoration Design." The Journal of Craniofacial Surgery, vol. 29, no. 8, 2018, pp. e785-e790.
Bao Y, Wu K, Lin J, et al. Study on Hair Distribution in Healthy Males for Hair Restoration Design. J Craniofac Surg. 2018;29(8):e785-e790.
Bao, Y., Wu, K., Lin, J., Chen, Y., & Wu, W. (2018). Study on Hair Distribution in Healthy Males for Hair Restoration Design. The Journal of Craniofacial Surgery, 29(8), e785-e790. https://doi.org/10.1097/SCS.0000000000004765
Bao Y, et al. Study On Hair Distribution in Healthy Males for Hair Restoration Design. J Craniofac Surg. 2018;29(8):e785-e790. PubMed PMID: 30277939.
* Article titles in AMA citation format should be in sentence-case
TY - JOUR T1 - Study on Hair Distribution in Healthy Males for Hair Restoration Design. AU - Bao,Yunqi, AU - Wu,Kejia, AU - Lin,Jinran, AU - Chen,Yuchong, AU - Wu,Wenyu, PY - 2018/10/3/pubmed PY - 2019/1/4/medline PY - 2018/10/3/entrez SP - e785 EP - e790 JF - The Journal of craniofacial surgery JO - J Craniofac Surg VL - 29 IS - 8 N2 - BACKGROUND: The incidence of hair loss among Chinese male has increased to 21.3 per hundred. Hair restoration has been an effective technique. Detailed hair distribution has a tremendous impact on the surgery design. OBJECTIVE: To investigate the pattern of hair distribution in Chinese young adult males. METHODS: A total of 1000 males without hair disease were enrolled. We evaluated the locations of the main anatomical marks at different sites on the scalp and analyzed the hair density and follicular unit structure using the standard photographs and trichoscope. RESULTS: The hairline shapes were classified as: linear (48.7%), linear with central protrusion (27.9%), round (9.8%), round with central protrusion (13.7%). The average height of the median line was 6.78 ± 0.75 cm, the ratio of the median line and the forehead height was 0.333. The average distance from the parietal whorl to the vertical bimeatal line was 7.05 ± 3.32 cm, and most of the PWs were on the right (51.4%) and had a clockwise pattern (73.3%). The hair density was 171.12 ± 18.32 hairs/cm in the vertex. 1-hair follicular units were (75.90% and 56.39%) in anterior hairline and temporal area. CONCLUSION: Our study clearly assisted understanding of scalp anatomy and hair distribution in Chinese young adult males. SN - 1536-3732 UR - https://www.unboundmedicine.com/medline/citation/30277939/Study_on_Hair_Distribution_in_Healthy_Males_for_Hair_Restoration_Design_ DB - PRIME DP - Unbound Medicine ER -