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NCT01651689 Clinical Trial

Hair Counts From Vertical and Horizontal Sections of Scalp Biopsy SPecimens in Thai Population With Alopecia

Alopecia Clinical Trial

— ThaiScalpBx  

Official title:
Hair Counts From Vertical and Horizontal Sections of Scalp Biopsy SPecimens in Thai Population With Alopecia

Clinical Trial Details — Status: Enrolling by invitation

Administrative data
NCT number NCT01651689
Other study ID # SirirajH-003
Secondary ID 553/2553(EC3)
Status Enrolling by invitation
Phase N/A
First received July 25, 2012
Last updated July 25, 2012
Start date October 2010
Est. completion date May 2013

Study information
Verified date July 2012
Source Siriraj Hospital
Contact n/a
Is FDA regulated No
Health authority Thailand: Ethical Committee
Study type Observational

Clinical Trial Summary

Hair disorders, expecialy scarring alopecia were diagnosed by scalp biopsy specimens in horizontal and vertical sections.(1-4) Data on hair density in Thais are lacking, although in Asians have more fewer hairs than whites.(5-7)Howevery, previous study from East Asian just had only one study and the data was more differently from West Asian and whites. Then this study was performed to evaluate hair density in Thais, and compared to previous study.

Recruitment information / eligibility
Status Enrolling by invitation
Enrollment 50
Est. completion date May 2013
Est. primary completion date April 2013
Accepts healthy volunteers No
Gender Both
Age group 18 Years and older
Eligibility Inclusion Criteria:

- Thai

- Age >= 18 years

- Diagnosis alopecia and on list for hair transplantation in Siriraj hospital

Exclusion Criteria:

- Alopecia areata or positive hair pulling test

- Underlying disease : DM, chronic renal failure, chronic liver disease

Study Design

Observational Model: Case-Only, Time Perspective: Prospective

Related Conditions & MeSH terms

Locations
Country Name City State
Thailand Siriraj hospital Bangkok

Sponsors (1)
Lead Sponsor Collaborator
Siriraj Hospital

Country where clinical trial is conducted

Thailand, 

References & Publications (7)

Aslani FS, Dastgheib L, Banihashemi BM. Hair counts in scalp biopsy of males and females with androgenetic alopecia compared with normal subjects. J Cutan Pathol. 2009 Jul;36(7):734-9. doi: 10.1111/j.1600-0560.2008.01149.x. — View Citation

Elston DM, Ferringer T, Dalton S, Fillman E, Tyler W. A comparison of vertical versus transverse sections in the evaluation of alopecia biopsy specimens. J Am Acad Dermatol. 2005 Aug;53(2):267-72. — View Citation

Elston DM, McCollough ML, Angeloni VL. Vertical and transverse sections of alopecia biopsy specimens: combining the two to maximize diagnostic yield. J Am Acad Dermatol. 1995 Mar;32(3):454-7. — View Citation

Elston DM. Vertical vs. transverse sections: both are valuable in the evaluation of alopecia. Am J Dermatopathol. 2005 Aug;27(4):353-6. Review. — View Citation

Garcia C, Poletti E. Scalp biopsy specimens: transverse vs vertical sections. Arch Dermatol. 2007 Feb;143(2):268. — View Citation

Lee HJ, Ha SJ, Lee JH, Kim JW, Kim HO, Whiting DA. Hair counts from scalp biopsy specimens in Asians. J Am Acad Dermatol. 2002 Feb;46(2):218-21. — View Citation

Sperling LC. Hair density in African Americans. Arch Dermatol. 1999 Jun;135(6):656-8. — View Citation

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