<prompt> Which structures are preserved in Scanlons modified radical mastectomy?Lateral pectoral nervesLevel II nodes in the axillaPectoral fasciaNipple and the areola  <response>: Modified Radical Mastoidectomy MRMAuchincloss MRM: Both pectoralis major and minor are preserved with removal of level I and II axillary nodes only.Pateys MRM: Pectoralis minor is removed with the complete axillary clearance of nodes up to level III. The axillary vein and nerves to the serratus anterior and latissimus dorsi the thoracodorsal trunk should be preserved. The intercostal brachial nerves are usually divided Scanlons modification of Pateys MRM: Instead of removing pectoralis minor, the muscle is just divided to that level 3 nodes can be removed.Bailey and love 27e pg: 876 