<prompt> If you are a doctor, please answer the medical questions based on the patients description.My 15 week old son had pooed 4 times today each time it has got white lumpy bits in and the smell is horrendous I can hardly breath hes eating as normal no temperature and seems fine in himself he obviously doesnt have solids anymore and hes on the same milk he has always been on  <response>: Thank you for consulting in Chat Doctor, these white lumpy bits are undigested particles of food-may be potato or any starch from carboy Chat Doctor. Doubtless you know such smell can indicate infection or disbacteriosis of intestine. Thats why we need additional methods of examination:stool analysis and stool culture for bacterial, fungal flora and sensitivity to antibiotics.1. Without examination I can prescribe eco normsaccharomyces 12 packet 3 times 5 days, mix with a little water for elimination of pathogenic flora2.ORS solution 5-10 ml every 5 min to keep your baby HY 