mrse dawn

Hi I have a 17 mon old with cp, he was. Floppy and now on his left side is goin a lil spastic, he has afos and a bensik vest, he does not have groove down the center of his tongue nor does he have the muscles on the side of his mouth to chew, he is still on a bottle pedisure and he will num food than tongue thrush them back out, he was attending therapy for pt and ot and speech, my question is does a mri show cp all the time