Then you look at the depth of burn. Superficial burn or 1 st degree cause local erythema and pain and dry skin. 2 nd degree burn is same as partial thickness. It is painful, red. 2nd have blistering and burn is moist.
Key point is that the epithelial structures, hair follicle and sweat glans are preserved.
These structures can go on to re-epithelize without having to graft. Basal layer remains. Deep partial thickness- involves dermis. Basal layer lining appendage remains. Spontaneous healing can occur but associated with scarring, poor cosmesis and poor functionality.