The nurse knows a stage III pressure ulcer is:
a. a pressure ulcer that involves exposure of bone and connective tissue.
b. a pressure ulcer that does not extend through the fascia. c.
a pressure ulcer that does not include tunneling.
d. a partial-thick wound that involves the epidermis.
ANS: B
Stage III pressure ulcers are full-thickness wounds that extend into the subcutaneous tissue but do not extend through the fascia to muscle, bone, or connective tissue. There may be undermining or tunneling present in the wound. Stage IV pressure ulcers involve exposure of muscle, bone, or connective tissue such as tendons or cartilage. Stage II pressure ulcers are partial-thickness wounds that involve the epidermis and/or dermis.
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