<prompt> Which of the following is true about hyperophic scar?It does not improve with timeFlexor surfaces are usually affectedUsually develops months after surgeryThe lesion overgrows its boundaries  <response>: Hyperophic Scar Keloid Scar within the margin Improves with time Flexor surface usually affected Usually develops weeks after surgery Scar outside the margin Never improves with time Skin our sternum are effectedpinna Characterized by excess type III Collagen 