4yr old with encopresis , managed with miralax, no soiling for 6 months, goes every day, starting omplaing of pain around whole waist mainly left side. Pain happens with pale yellow stool, sometimes exactly like sand. Between episodes, orange stool. Always well formed, soft no issue passing stool. Bouts of yellow face that lasts for 15 minutes. Pee and stool samples normal, all blood work normal Father has Crohns, she has celiac , severe symptoms from even breathing near gluten so is 100% gluten free no slip ups Why abnormal stool