 [ Symptoms ] my son is unable to express himself saw orthophonist and ear nose and throat ent otolaryngology doctor to no avail [ Disease ] hi you son has a developmental expressive language disorder which can be caused by brain injury from previous fever jaundice episode problems in delivery i recommend that you see a neurologist and a speech language pathologist in my opinion orthophonist is not related to his problem at all he does need letters pronounced he needs to be able to express them give brain order good luck