1 Examples of causes of anal itching include hemorrhoids, anal fissures, pinworms, foods, medications, and other diseases or conditions. 2  Additional symptoms associated with anal itching include burning and pain if the anal skin is traumatized by scratching.
Rarely, infant constipation is caused by an underlying condition, such as Hirschsprung's disease, hypothyroidism or cystic fibrosis. If infant constipation persists despite dietary changes or is accompanied by other signs or symptoms â such as vomiting or rectal bleeding â contact your baby's doctor.
Symptoms of TEF in infants are generally worse while they are feeding and may include: 1  Frothy white bubbles in the mouth. 2  Coughing or choking during feeding. 3  Vomiting. Blue color of the skin, especially during feeding.  Trouble 1  breathing. Very round, full stomach.