It's difficult to see induration in a sentence . A technician performs a "'induration ( hardening of the skin ) at the injection site a few days later. Induration of 5mm or more with erythema ( redness ), or 10mm without, 48 hours post injection are positive Fernandez reactions.

What is meant by induration?

Induration: Localized hardening of soft tissue of the body. The area becomes firm, but not as hard as bone.

What is induration of skin?

Definition: An area of hardness in the skin. Causes include inflammatory process and infiltration of the skin by malignant neoplasms.