Went to an airway ortho because i was contemplating expansion

[maxxerforlife]

Got a assessment and this is what my measurements are, my imw is pretty good supposedly , i was thinking about getting a palate expander but he basically told me i dont need it, also is a 41mm mew indicator line good ive seen some post on here saying 36mm is ideal others saying 40mm

 

[maxxerforlife]

Been saving up money for expansion, but the ortho said i dont need it what do yall think. Ive also seen people say expansion can be a looksmin