Bio Spec

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Overview

Bio Spec Overview

Ignite Creation Date: 2025-12-24 @ 9:09 PM
Last Modification Date: 2025-12-24 @ 9:09 PM
Retention: SAMPLES_WITHOUT_DNA
Description: skin biopsies will be performed using a 4mm biopsy punch. Participants will undero 2 skin biopsies - one prior to starting sorafenib or regorafenib, the other once rash develops. If a rash does not develop within 84 days a biopsy of normal skin will be done.
Section: skin biopsies will be performed using a 4mm biopsy punch. Participants will undero 2 skin biopsies - one prior to starting sorafenib or regorafenib, the other once rash develops. If a rash does not develop within 84 days a biopsy of normal skin will be done.