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.
Constipation, both chronic and intermittent, is often a symptom of Irritable Bowel Syndrome as defined by the Rome diagnostic guidelines. Constipation as a part of Irritable Bowel Syndrome often has bloating and abdominal pain as associated symptoms, and IBS related constipation may alternate with diarrhea as well.