IHS4 Calculator

IHS4 : INTERNATIONAL HIDRADENITIS SUPPURATIVA SEVERITY SCORE SYSTEM

The International Hidradenitis Suppurativa Severity Score System (IHS4) is a validated clinical tool designed to dynamically assess the severity of hidradenitis suppurativa (HS). IHS4 provides a standardized, quantitative method for evaluating disease activity, supporting both clinical practice and research1.

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  1. Zouboulis CC, Sinclair R, Tzellos T, et al. Development and validation of the International Hidradenitis Suppurativa Severity Score System (IHS4), a novel dynamic scoring system to assess HS severity. The British journal of dermatology. 2017;177(5):1401-1409. doi:10.1111/bjd.15748 ↩︎