Ethnic differences and comorbidities of 909 Prurigo Nodularis patients

•Prurigo nodularis (PN) is a pruritic dermatosis of unknown etiology.•PN is associated with an increased risk of chronic kidney disease, diabetes, Hepatitis C, HIV, and several psychiatric comorbidities•Clinicians should be aware of psychiatric, metabolic, and infectious disease associations when treating PN patients.

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