Definition: Partial Thickness

Partial thickness loss of dermis presenting as a shallow

open ulcer with a red pink wound bed without slough. May

also present as an intact or open/ruptured serum-filled or

sero-sanginous filled blister. Presents as a shiny or dry

shallow ulcer without slough. This category should not be

used to describe skin tears, tape burns , incontinence

associated dermatitis, maceration or excoriation.

NPUAP/EPUAP Pressure Ulcer Classification System 2014