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Burn Thickness Chart

Thickness	Deepest Skin Structure Involved	Pain & Sensation	Appearance	Expected Course	Image
Superficial (first-degree)	Epidermis	Painful	Dry, erythema (no blisters) Blanching (intact cap refill)	Heals without scarring, 5-10 days
Superficial Partial (second-degree)	Superficial dermis (papillary region)	Painful	Wet, pale pink, blisters Blanching (intact cap refill)	Heals without scarring, <3 weeks
Deep Partial (second-degree)	Deep dermis (reticular region)	Decreased sensation	Pale white-yellow, blisters Does not blanch (absent cap refill)	Heals in 3-8 weeks Likely to scar if healing >3 weeks May require skin-graft if does not heal within 3 weeks
Full (third-degree)	Hypodermis (subcutaneous tissue)	Decreased sensation	White, leathery Does not blanch (absent cap refill)	Heals by contracture, >8 weeks Almost always requires skin grafting
Fourth-degree	Underlying fat, muscle and bone	Decreased sensation	Black; charred with eschar Does not blanch (absent cap refill)	Does not heal Frequently requires amputation