Illustration of a child's translucent stomach with a gastric polyp.

Unexplained Bleeding? The Curious Case of Gastric Polyps in Young Children

"A rare yet critical look at gastric polyps in kids: early detection, treatment, and when to suspect the unexpected."


Gastric polyps, those abnormal growths in the stomach lining, aren't exactly headlining news in pediatrics. While we often hear about polyps in adults, their presence in children, especially those under five, is quite rare. These polyps can be solitary or multiple, harmless or potentially problematic, and their origins can be just as varied as their appearance. However, when a child presents with unexplained gastrointestinal bleeding, a gastric polyp, though uncommon, should be on the radar.

Most often, gastric polyps are discovered incidentally during an examination for something else entirely. Yet, in some instances, they can cause significant complications, such as severe gastrointestinal bleeding. Recognizing the potential for such unexpected presentations is essential for timely and effective intervention. This is the story of one such case, where a young girl's life-threatening anemia led doctors to uncover a rare gastric polyp.

In one local hospital, a seemingly healthy 5-year-old girl was admitted, initially exhibiting lethargy and pallor, symptoms that soon intensified with the appearance of melena, dark, tarry stools indicative of internal bleeding. With no prior history of vomiting or diarrhea, her condition rapidly deteriorated, requiring urgent medical attention. Her case underscores the critical importance of considering less common diagnoses when faced with alarming symptoms in pediatric patients.

A Rare Discovery: Symptoms and Diagnosis

Illustration of a child's translucent stomach with a gastric polyp.

Upon examination, the young girl showed signs of significant blood loss, including paleness and tachycardia (a rapid heart rate). A systolic heart murmur was detected but resolved following a blood transfusion. Initial lab results revealed a slightly elevated C-reactive protein (CRP) level of 38 mg/l, indicating inflammation, and a dangerously low hemoglobin level of 4.6 grams/dl, confirming severe anemia. Other tests, including renal function, coagulation screen, and liver function tests, came back within normal limits.

Despite the initial blood transfusion, the cause of the anemia remained elusive. An abdominal ultrasound yielded normal findings, and a Meckel's scan to detect Meckel's diverticulitis (a congenital abnormality of the small intestine) was negative. As her condition stabilized, doctors opted for an urgent gastroscopy. The procedure revealed an unexpected culprit: a large intragastric mass obstructing the pylorus, the opening between the stomach and the small intestine.
  • Symptoms: Lethargy, pallor, melena (dark stools).
  • Initial findings: Tachycardia, low hemoglobin (4.6 g/dl).
  • Imaging: Ultrasound and Meckel's scan were normal.
  • Diagnosis: Gastroscopy revealed a pyloric mass.
Following the gastroscopy, an MRI of the abdomen provided a clearer picture of the mass: a large, sessile (flat-based) gastric mass located in the pyloric lesser curvature, extending into the first part of the duodenum. To determine next steps for the patient, doctors held a multidisciplinary meeting, consulting with surgeons and radiologists. Given the size and location of the mass, surgical excision was determined to be the most appropriate course of action.

Conclusion: Rare But Real

While gastric polyps are a rare find in young children, this case highlights the importance of considering them in the differential diagnosis of unexplained gastrointestinal bleeding. Early detection through procedures like gastroscopy, combined with prompt intervention, can significantly improve outcomes and prevent life-threatening complications. It's a reminder that even in the most unexpected circumstances, thorough investigation and vigilance are key to providing the best possible care for our youngest patients.

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