JAAD International (Dec 2021)

Trichodynia and telogen effluvium in COVID-19 patients: Results of an international expert opinion survey on diagnosis and managementCapsule Summary

  • Michela Starace, PhD,
  • Matilde Iorizzo, PhD,
  • Andrea Sechi, MD,
  • Aurora Maria Alessandrini, MD,
  • Miriam Carpanese, MD,
  • Francesca Bruni, MD,
  • Giulio Vara, MD,
  • Zoe Apalla, MD,
  • Daniel Asz-Sigall, MD,
  • Stefania Barruscotti, MD,
  • Francisco Camacho, PhD,
  • Isabella Doche, PhD,
  • Bruna Duque Estrada, MD,
  • Rachita Dhurat, MD,
  • Maria Fernanda Gavazzoni, MD,
  • Ramon Grimalt, PhD,
  • Matthew Harries, MD,
  • Dimitrios Ioannidis, MD,
  • Amy McMichael, MD,
  • Daniel Fernandes Melo, PhD,
  • Rui Oliveira, MD,
  • Yuliya Ovcharenko, MD,
  • Rodrigo Pirmez, PhD,
  • Yuval Ramot, PhD,
  • Lidia Rudnicka, PhD,
  • Jerry Shapiro, PhD,
  • Tatiana Silyuk, MD,
  • Rodney Sinclair, PhD,
  • Antonella Tosti, PhD,
  • Sergio Vano-Galvan, PhD,
  • Bianca Maria Piraccini, PhD

Journal volume & issue
Vol. 5
pp. 11 – 18

Abstract

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Background: The cutaneous manifestations of COVID-19 may be useful disease markers and prognostic indicators. Recently, postinfectious telogen effluvium and trichodynia have also been reported. Objective: To evaluate the presence of trichodynia and telogen effluvium in patients with COVID-19 and describe their characteristics in relation to the other signs and symptoms of the disease. Methods: Patients with a history of COVID-19 presenting to the clinics of a group of hair experts because of telogen effluvium and/or scalp symptoms were questioned about their hair signs and symptoms in relation to the severity of COVID-19 and associated symptoms. Results: Data from 128 patients were collected. Telogen effluvium was observed in 66.3% of the patients and trichodynia in 58.4%. Trichodynia was associated with telogen effluvium in 42.4% of the cases and anosmia and ageusia in 66.1% and 44.1% of the cases, respectively. In majority (62.5%) of the patients, the hair signs and symptoms started within the first month after COVID-19 diagnosis, and in 47.8% of the patients, these started after 12 weeks or more. Limitations: The recruitment of patients in specialized hair clinics, lack of a control group, and lack of recording of patient comorbidities. Conclusion: The severity of postviral telogen effluvium observed in patients with a history of COVID-19 infection may be influenced by COVID-19 severity. We identified early-onset (12 weeks) telogen effluvium.

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