Studies

This section contains posts discussing recent studies related to the development of the FUE hair transplant method, body hair transplants, hair regrowth for transplanted hair and more.

Hair Mapping

A Comparison of Caucasian and Korean Hair Density, Follicular Density, and Calculated Density; A Compelling Argument for Individual Follicular Group Harvesting Numerous investigators have estimated donor area hair density and follicular density over the years. No published study to date…

Punch Size Comparison Study in Hair Transplant Surgery

I introduced the use of the 0.75 mm punch in FUE procedures in spring 2003, and immediately noticed certain advantages it brought, as well as certain disadvantages. I have also noted over time that no single instrument or method works…

Advantages of Cold, Non-Saline Storage Solutions

For years, hair transplant (HT) surgeons have debated the best medium for short-term storage of hair-bearing grafts during the period prior to placement in the recipient area, and the temperature at which the medium should be maintained. Normal saline (NS),…

A Calculated Look At the Donor Area

John P. Cole, MD Jean Marc Devroye, M "We work basically only with donor hair."1 Surprisingly, it has taken us considerable time to place emphasis on this portion of the hair transplant procedure. Conversely, two decades ago the foundation for…

Graft Preparation with Hair Transplants

The basic unit of hair restoration surgery is the pilosebaceous unit. Dr. Jung Chul Kim called this pilosebaceous unit a "bundle graft" long before it acquired its present name, the follicular unit, by hair restoration surgeons. The objective of graft…

Androgenetic Alopecia in Women (Hair Loss)

Clinical Features of AGA in Women Androgenetic Alopecia (AGA) also known as female pattern hair loss in women is a genetic condition and is caused by androgens in both men and women. The incidence of this condition is the same…

Comparison Study of Propecia VS Avodart

SUMMARY •  No long-term ( > 2 years) clinical trials have directly compared the efficacy and safety of Avodart vs finasteride. Without such trials, conclusions regarding the relative efficacy and safety of one agent over the other may not be…

The use of Avodart with Male Pattern Baldness

SUMMARY 1. The treatment of androgenetic alopecia is not an FDA-approved indication for Avodart (dutasteride). Therefore, Glaxo Smith Kline may not make recommendations on the use of Avodart for the purpose. 2. Avodart inhibits the conversion of testosterone to dihydrotestosterone…

Hair Growth Study

Richard L. De ViIIez, MD Associate Professor Division of Dermatology University of Texas Health Science Center San Antonio, Texas Contents Introduction The Growth and Development of Hair Microstructures of the Follicle and Hair The Hair Bulb Cortical Cells Hair Cuticle…

Hair Mass Index and Hair Mass Transferred

Comparative results between patients are typically assessed by the number of grafts transferred. Other times they involve the density of grafts in the recipient area. In fact, we know that individual hair characteristics are not the same. It is the…
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