Insufficient fluid intake is the most common cause of neonatal constipation, as it can lead to hard, dry stools that are difficult to pass.

All of the options are signs of neonatal constipation. Infrequent bowel movements are defined as less than three bowel movements per week, hard, dry stools are difficult to pass, and straining during bowel movements can be a sign of pain or discomfort.

Dietary changes, such as increasing fluid intake and adding more fiber to the diet, are the first-line treatment for neonatal constipation. Laxatives, enemas, and suppositories may be used if dietary changes are not effective.

Applesauce, bananas, and prunes are all good sources of fiber for infants. Fiber helps to soften stools and make them easier to pass.

A healthcare provider should be consulted about neonatal constipation if it lasts for more than two weeks, if the infant is straining or crying during bowel movements, or if the infant has blood in their stool. These can be signs of a more serious underlying condition.

Hirschsprung's disease is a congenital condition characterized by the absence of nerve cells in the colon. This can lead to severe constipation and other digestive problems.

Severe constipation, abdominal pain, and vomiting are all symptoms of Hirschsprung's disease. These symptoms can be caused by the buildup of stool in the colon.

Hirschsprung's disease can be diagnosed using a variety of tests, including barium enema, rectal biopsy, and colonoscopy. These tests can help to visualize the colon and identify the absence of nerve cells.

Surgery is the main treatment for Hirschsprung's disease. The goal of surgery is to remove the affected portion of the colon and reconnect the healthy portions of the colon.

The prognosis for infants with Hirschsprung's disease is generally good with early diagnosis and treatment. Most infants who undergo surgery for Hirschsprung's disease are able to live normal, healthy lives.

An anal fissure is a small tear in the lining of the anus. It can be caused by hard, dry stools or straining during bowel movements.

Pain during bowel movements, bleeding from the anus, and itching or burning around the anus are all symptoms of an anal fissure.

Sitz baths, stool softeners, and pain relievers can all be used to treat an anal fissure. Sitz baths can help to relieve pain and itching, stool softeners can help to make stools softer and easier to pass, and pain relievers can help to reduce pain.

The prognosis for infants with an anal fissure is generally good with proper treatment. Most infants who receive treatment for an anal fissure are able to make a full recovery.

Ensuring adequate fluid intake, offering a diet rich in fiber, and encouraging regular physical activity can all help to prevent neonatal constipation.