symptoms of cystic fibrosis are usually caused by the production of thick sticky mucus. symptoms vary from person to person and are not always obvious in childhood. early signs and symptoms symptoms of cystic fibrosis in a baby or young child may include: a blocked small intestine at birth called a meconium plug or meconium ileus. salty sweat or skin. wanting to eat more or less having little energy or losing weight. unusual bowel movements. this may include diarrhea that does not go away; large greasy stools; very smelly stools; or constipation. if the intestines become blocked the child's belly may stick out and the child may not be able to have a bowel movement. breathing problems or getting tired easily while playing. a cough that does not go away or wheezing. later signs and symptoms over time symptoms may get worse and result in: coughing up mucus that sometimes has blood in it. difficulty exercising or not being able to exercise. rectal prolapse when part of the rectum protrudes from the anus. additional symptoms may develop during late childhood or early adulthood including: clubbing (rounding and flattening) of the fingers. growths ( polyps ) in the nose or sinuses. not being able to have children ( infertility ). webmd medical reference from healthwise this information is not intended to replace the advice of a doctor. healthwise disclaims any liability for the decisions you make based on this information. © 1995-2011 healthwise incorporated. healthwise healthwise for every health decision and the healthwise logo are trademarks of healthwise incorporated.
what are the symptoms of cystic fibrosis?