84 A-rasm. B-rasm. 80-rasm. Diffuz qizilo’ngach spazmi tufayli yuzaga kelgan ,,shtoporsimon” qizilo’ngach. A-rasm. ,,Shtoporsimon” qizilo’ngach + pulsion divertikul (strelka). 81-rasm. Normal qizilo`ngach va qizilo`ngach axalaziyasi.