An accurate preoperative systematic nasal analysis and a thorough nasal airway evaluation is essential to establish which changes are possible and to develop an operative plan .The nose should be inspected from different angles and poses,should be inspected as unit and in relation to the whole face . As the nose is composed of different units, inspection and feeling each unit is a crucial step for a preoperative imagination of the underlying anatomical structures. Skin thickness, which has a major contribution on the surgery end-result, should also be evaluated.