…Mark the biopsy site. In an inflammatory dermatosis: the active edge , not the burnt out centre. 2. Clean the skin and infiltrate the anaesthetic intradermally…

…subungual melanoma (a pigmented longitudinal nail band that is widening, with pigment in the cuticle — Hutchinson's sign). An open fracture of the distal phalanx…

…margin must be included in the freeze. Contraindications Absolute: Suspected melanoma or any other pigmented lesion of uncertain diagnosis. A lesion in which histology is…