Depressions (below the level of skin)


View Figure  		EROSION:  Loss of part or all of the epidermis (example: burn).

View Figure  		ULCER:  Loss of the entire epidermis and at least some of the dermis (example: ecthyma).

View Figure  		DELL:  A slight depression or dimple less than 1.0 cm in diameter (example: atrophic scar).

View Figure  		GULLY:  A deep depression, an exaggeration of a dell, greater than 1.0 cm in diameter (example: lupus profundus).

View Figure  		TROUGH:  A shallow depression greater than 1.0 cm in diameter (example: stria atrophicans).