What are the Common Causes of Abnormal Peritoneal Fluid in Children?
Several conditions can lead to abnormal peritoneal fluid in pediatric patients:
1. Infections: [Peritonitis](https://) is an inflammation of the peritoneum, often caused by bacterial infection. It can be secondary to appendicitis, gastrointestinal perforation, or after surgical procedures. 2. Liver Disease: Conditions like [Hepatitis](https://) or [Cirrhosis](https://) can lead to ascites due to increased pressure in the portal vein and hypoalbuminemia. 3. Nephrotic Syndrome: This kidney disorder causes the body to lose excess protein in the urine, leading to hypoalbuminemia and fluid retention. 4. Congestive Heart Failure: Heart failure can cause fluid to accumulate in various body cavities, including the peritoneal cavity. 5. Malignancies: Tumors in the abdomen, such as [neuroblastoma](https://) or [Wilms tumor](https://), can cause ascites.
