Cross-Section Trichometry: A Clinical Tool for Assessing the Progression and Treatment Response of Alopecia

January 2012 in “ International journal of trichology ”

Tongyu C. Wikramanayake, Lucía Mercedes Mauro, Irene Tabas, Anne L. Chen, I. Llanes, Joaquín J. Jiménez

cross-section trichometry alopecia HairCheck cross-section trichometer Hair Mass Index androgenetic alopecia hair transplantation minoxidil finasteride laser therapy hair breakage thyroid deficiencies iron deficiencies CST HMI Rogaine Propecia

From the encyclopedia

Minoxidil →

An essential vasodilator with some anti-androgenic effects

Finasteride →

Frontline, gold standard treatment for combatting androgenic alopecia

HMI-115 →

much-hyped research compound targeting prolactin receptor in scalp

Studysummary This study found that the HairCheck® device, demonstrating high correlation between its Hair Mass Index and hair characteristics such as strand number and diameter, may be an effective tool for assessing hair mass changes in alopecia patients.

Our plain-language summary. Not medical advice or a treatment recommendation. Consult a qualified healthcare professional before changing treatment. Full disclaimer

The document discussed the use of cross-section trichometry (CST) as a clinical tool for assessing the progression and treatment response of alopecia by measuring the cross-sectional area of hair fibers. The study evaluated the HairCheck® device, derived from the cross-section trichometer, and found it to be accurate, precise, and sensitive in measuring hair mass changes. The Hair Mass Index (HMI) showed strong correlations with the number, diameter, and weight of hair strands, making CST a reliable method for monitoring hair density and thickness. CST was particularly useful for early detection of androgenetic alopecia, setting realistic expectations for hair transplantation, and evaluating the efficacy of treatments like minoxidil, finasteride, and laser therapy. It also helped in assessing hair breakage severity and monitoring responses to therapies for thyroid and iron deficiencies.

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