This image contrasts a scaly, dry patch of skin — a hallmark of ichthyosis — with healthy, hydrated skin. Visual assessments like these, along with clinical history and genetic testing, assist in diagnosing ichthyosis accurately.

A side-by-side image showing a leg affected by ichthyosis with dry, flaky skin, compared to healthy skin following treatment or improvement
This image contrasts a scaly, dry patch of skin — a hallmark of ichthyosis — with healthy, hydrated skin. Visual assessments like these, along with clinical history and genetic testing, assist in diagnosing ichthyosis accurately.