Greater Susceptibility to Telogen Effluvium in Severe COVID-19 Infection: Findings from a Retrospective Cohort Study

    January 2026 in “ Archives of Dermatological Research ”
    Shiv Patel, Maria Colavincenzo
    Studysummary This study found that patients who were hospitalized for COVID-19 were more likely to develop telogen effluvium, a type of hair loss, compared to those treated as outpatients, suggesting a link between COVID-19 severity and this condition.
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    Research cited in this study 8

    1. Characteristics of Hair Loss in COVID-19 Patients in Thailand PubMed · 2023
    2. Hair Loss and Telogen Effluvium Related to COVID-19: The Potential Implication of Adipose-Derived Mesenchymal Stem Cells and Platelet-Rich Plasma as Regenerative Strategies International Journal of Molecular Sciences · 2022
    3. Characteristics of Hair Loss After COVID-19: A Systematic Scoping Review Journal of Cosmetic Dermatology · 2022
    4. Relationship Between Hair Shedding and Systemic Inflammation in COVID-19 Pneumonia Annals of Medicine · 2022
    5. More Than 50 Long-Term Effects of COVID-19: A Systematic Review and Meta-Analysis Scientific Reports · 2021
    6. Telogen Effluvium: A Review of Acute and Chronic Forms Indian Journal of Dermatology, Venereology and Leprology · 2013
    7. Stress Inhibits Hair Growth in Mice by Inducing Premature Catagen Development and Harmful Perifollicular Inflammatory Events via Neuropeptide Substance P-Dependent Pathways American Journal of Pathology · 2003
    8. Towards a Molecular Understanding of Hair Loss and Its Treatment Trends in Molecular Medicine · 2001