Not a pressure injury
Area in question presents as blanchable erythema (turns white or blanches when pressed). While not yet a pressure injury, this area remains high risk for pressure injury development.
Perchance: AI Image Generator. August 11, 2024. https://perchance.org/ai-text-to-image-generator. Prompt: “light reddish pink blotch of irritated skin on shoulder of sick child; hospital background”