Prevalence of scratching during examination among patients with scabies and among patients with other pruritic dermatoses

Background Scabies is a parasitic skin disease. Its clinical diagnosis may be challenging. Methods In a prospective observational study, we enrolled all consecutive patients ≥16 years of age with a presumptive diagnosis of scabies and all patients ≥16 years of age with a diffuse itchy dermatosis las...

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Bibliographic Details
Published in:International journal of dermatology 2021-01, Vol.60 (1), p.70-72
Main Authors: Lam Hoai, Xuân‐Lan, De Maertelaer, Viviane, Simonart, Thierry
Format: Article
Language:English
Subjects:
Adolescent
Adult
Aged
Aged, 80 and over
Dermatitis, Photoallergic - complications
Diagnosis
Drug Eruptions - complications
Eczema - complications
Female
Granuloma Annulare - complications
Humans
Lymphoma - complications
Male
Middle Aged
Parasitic diseases
Pemphigoid, Bullous - complications
Physical Examination
Prospective Studies
Pruritus - etiology
Psoriasis - complications
Scabies
Scabies - complications
Scabies - diagnosis
Scratching
Skin diseases
Symptom Assessment
Urticaria - complications
Young Adult
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Summary:Background Scabies is a parasitic skin disease. Its clinical diagnosis may be challenging. Methods In a prospective observational study, we enrolled all consecutive patients ≥16 years of age with a presumptive diagnosis of scabies and all patients ≥16 years of age with a diffuse itchy dermatosis lasting for more than 1 week. We investigated whether patients with scabies were more prone to scratch themselves during the consultation than patients with other pruritic dermatoses. Results We observed that a significant proportion of patients (25/62, 40%) with scabies had to scratch while talking or being examined. This clinical sign was less frequently noticed in patients with pruritic dermatoses of other origins (26/196, 13%) (P 
ISSN:0011-9059
1365-4632
DOI:10.1111/ijd.15318