<prompt> Answer this question truthfullyCould you provide more context or information about the term ichthyosis or the sentence where it is used?  <response>: <reason> Dry skin Scaly skin Thick skinDry, scaly skinIcthyosis vulgaris. Adapted from Dermatology Atlas. Icthyosis vulgaris. Adapted from Dermatology Atlas. Icthyosis vulgaris. Adapted from Dermatology Atlas. Icthyosis vulgaris. Adapted from Dermatology Atlas. Icthyosis vulgaris. Adapted from Dermatology Atlas. Icthyosis vulgaris. Adapted from Dermatology Atlas. Icthyosis vulgaris. Adapted from Dermatology Atlas. Icthyosis vulgaris. Adapted from Dermatology Atlas. Icthyosis vulgaris. Adapted from Dermatology Atlas. Icthyosis vulgaris. Adapted from Dermatology Atlas. Skin biopsy 