The nurse is caring for an immobilized client who is at risk for breakdown in skin integrity. Which pathophysiological process should the nurse note early in the development of a pressure injury?

Epidermal fragility and skin excoriation with serous drainage.

Hypodermal fluid accumulation and blister formation.

Necrotic tissue, purulent exudate and eschar formation.

Ischemic inflammatory response marked by erythemic skin.