Meckel’s Diverticulum- Cause of Unexpected Blood In Baby’s Stool

Meckel’s diverticulum is a common congenital abnormality in which a pouch or outpouching forms in the lower part of the small intestine, known as the ileum. This condition occurs in about 2% of the population and is often asymptomatic. However, in some cases, Meckel’s diverticulum can lead to complications such as gastrointestinal bleeding, inflammation, or obstruction. One of the less common symptoms associated with Meckel’s diverticulum is the presence of blood in a baby’s stool, which can be alarming for parents and caregivers.

Blood In Baby's Stool

When Meckel’s diverticulum causes bleeding, the blood can mix with the baby’s stool, leading to a change in color or consistency. This can range from bright red or dark-colored blood to a black, tarry stool known as melena. The presence of blood in a baby’s stool can be a sign of various health conditions, including Meckel’s diverticulum, and should be promptly evaluated by a healthcare provider. It is important to differentiate between benign causes of blood in the stool, such as anal fissures or milk protein allergy, and more serious conditions like Meckel’s diverticulum.

Symptoms of Meckel’s Diverticulum

In some cases, Meckel’s diverticulum may present with other symptoms in addition to blood in the stool. These can include abdominal pain, vomiting, diarrhea, or a palpable mass in the abdomen. However, these symptoms are less specific and may be confused with other gastrointestinal disorders. Therefore, it is essential for healthcare providers to consider Meckel’s diverticulum as a possible cause of blood in a baby’s stool, especially if other symptoms are present or if the baby is not thriving as expected.

Blood In Baby's Stool

Diagnosing Meckel’s Diverticulum

The diagnosis of Meckel’s diverticulum can be challenging. This is so as it may not be easily detected on imaging studies such as ultrasound or x-ray. In some cases, a technetium-99m pertechnetate scan, also known as a Meckel’s scan, may be necessary to identify the diverticulum. This nuclear medicine test involves injecting a small amount of radioactive material into the bloodstream. It is then taken up by the tissue in the diverticulum. The presence of this radioactivity can help confirm the diagnosis of Meckel’s diverticulum. This is important in cases where other imaging studies are inconclusive.

Blood In Baby's Stool


Treatment for Meckel’s diverticulum typically involves surgical removal of the diverticulum, known as a diverticulectomy. This procedure is usually performed laparoscopically and is associated with good outcomes in most cases. However, the decision to proceed with surgery must be carefully weighed against the risks and benefits. This is important in cases where the diverticulum is asymptomatic or incidentally discovered during another procedure. In some cases, observation or conservative management may be appropriate, especially if the diverticulum is not causing any symptoms or complications.

Overall, Meckel’s diverticulum is a rare but important cause of blood in a baby’s stool. Prompt recognition and appropriate management of this condition are crucial to prevent complications. Further research is needed to better understand the pathophysiology and natural history of Meckel’s diverticulum. This is to improve diagnostic and treatment strategies. By raising awareness of this condition and its potential effects on a baby’s health, healthcare providers can better support families in managing and addressing the challenges associated with Meckel’s diverticulum.

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