COVID-19 Induced Telogen Effluvium


This study inquires about the development of Telogen effluvium following the SARS-CoV-2 infection

Study Type

  • Study Type: Observational
  • Study Design
    • Time Perspective: Retrospective
  • Study Primary Completion Date: April 27, 2021

Detailed Description

Telogen effluvium (TE) is one of the most common causes of non-scarring alopecia. During the COVÄ°D-19 pandemic, there is an increased number of Telogen effluvium patients.This study inquires about the development of Telogen effluvium following the SARS-CoV-2 infection and correlation between the severity of covid-19 and TE.


  • Diagnostic Test: Blood Tests
    • Evaluation of blood ferritin, hemoglobine, serum iron and serum iron binding capacity

Clinical Trial Outcome Measures

Primary Measures

  • Hair shedding
    • Time Frame: 3 months
    • Physical examination of hair and scalp, trichoscopy, hair pull test

Participating in This Clinical Trial

Inclusion Criteria

  • Sars-CoV-2 infection in the past year Exclusion Criteria:

  • Other common causes of Telogen effluvium ( such as anemia, iron deficiency, thyroid dysfunction)

Gender Eligibility: All

Minimum Age: 18 Years

Maximum Age: N/A

Are Healthy Volunteers Accepted: Accepts Healthy Volunteers

Investigator Details

  • Lead Sponsor
    • Istanbul Medeniyet University
  • Provider of Information About this Clinical Study
    • Principal Investigator: Hasan Aksoy, Specialist Dr. – Istanbul Medeniyet University
  • Overall Official(s)
    • Hasan AKSOY, Dr., Principal Investigator, Istanbul Medeniyet University
  • Overall Contact(s)
    • Umut Mert YILDIRIM, Dr., +905423383842,

Citations Reporting on Results

Asghar F, Shamim N, Farooque U, Sheikh H, Aqeel R. Telogen Effluvium: A Review of the Literature. Cureus. 2020 May 27;12(5):e8320. doi: 10.7759/cureus.8320. Review.

Mieczkowska K, Deutsch A, Borok J, Guzman AK, Fruchter R, Patel P, Wind O, McLellan BN, Mann RE, Halverstam CP. Telogen effluvium: a sequela of COVID-19. Int J Dermatol. 2021 Jan;60(1):122-124. doi: 10.1111/ijd.15313. Epub 2020 Nov 23.

Rizzetto G, Diotallevi F, Campanati A, Radi G, Bianchelli T, Molinelli E, Mazzanti S, Offidani A. Telogen effluvium related to post severe Sars-Cov-2 infection: Clinical aspects and our management experience. Dermatol Ther. 2021 Jan;34(1):e14547. doi: 10.1111/dth.14547. Epub 2020 Nov 23.

Cline A, Kazemi A, Moy J, Safai B, Marmon S. A surge in the incidence of telogen effluvium in minority predominant communities heavily impacted by COVID-19. J Am Acad Dermatol. 2021 Mar;84(3):773-775. doi: 10.1016/j.jaad.2020.11.032. Epub 2020 Dec 10.

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