To evaluate the effectiveness of using a stool color card as a non-invasive screening tool for the early detection of biliary atresia, with the objective of improving early diagnosis rates and facilitating timely surgical intervention.
Biliary atresia (BA) is a rare but life-threatening liver disorder that affects infants, characterized by the progressive inflammation and fibrosis of the bile ducts, leading to biliary obstruction \[1\]. Early diagnosis and intervention are crucial - ideally before 60 days of age - as BA is a leading cause of liver transplantation in children if not diagnosed and treated promptly \[2\]. The traditional method of diagnosis involves the identification of clinical signs like jaundice and abnormal liver function tests, but this approach can delay the diagnosis, leading to irreversible liver damage. As a result, early detection is essential to improve outcomes and prevent the need for a liver transplant \[3\]. The stool color card (SCC) is a diagnostic tool that has gained significant attention in recent years as a non-invasive method for the early detection of biliary atresia \[4\]. Newborns with biliary atresia typically exhibit pale stools due to a lack of bile secretion \[5\]. The stool color card provides a simple way for parents or healthcare professionals to monitor changes in the stool color in newborns, providing an early indicator of potential biliary atresia \[6,7\]. The card features a range of colors that correspond to the different stages of stool color, allowing for easy comparison and identification of abnormal stool \[8-11\]. Despite the availability of SCCs, their effectiveness in routine screening programs remains understudied. There is a need to evaluate the utility of SCCs in improving early diagnosis rates of BA.
Study Type
OBSERVATIONAL
Enrollment
100
Effectiveness of Stool Color Card in Early Detection of Biliary Atresia
Diagnostic accuracy of the stool color card for early detection of biliary atresia (BA). Accuracy will be evaluated by sensitivity (proportion of BA cases detected), specificity (proportion of healthy infants correctly identified as not having BA), positive predictive value (PPV), and negative predictive value (NPV), compared to the reference standard of final diagnosis confirmed by imaging or surgery.
Time frame: First 3 months
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