Overview
Functional vomiting in childhood is characterized by recurrent episodes of vomiting that are not attributable to an underlying organic disease. These episodes can significantly impact a child's quality of life and nutritional status.Diagnosis
Diagnosis is primarily based on a thorough history and physical examination to exclude organic causes 1.
Diagnostic criteria often include the absence of organic pathology on appropriate investigations 1.
Key features may include the timing and triggers of vomiting, associated symptoms, and impact on growth 1.Management
Management focuses on reassurance, education, and addressing any psychosocial factors contributing to the vomiting 1.
Nutritional support may be necessary if weight loss or failure to thrive is present 1.
Behavioral therapies and stress management techniques can be beneficial 1.Special Populations
Pediatric patients are the primary population affected by functional vomiting 12.Key Recommendations
Exclude organic causes of vomiting through a comprehensive evaluation 1. (Evidence: Expert opinion)
Provide reassurance and education to the child and family regarding the functional nature of the vomiting 1. (Evidence: Expert opinion)
Consider nutritional assessment and support if growth is affected 1. (Evidence: Expert opinion)
Explore and address potential psychosocial stressors or triggers 1. (Evidence: Expert opinion)References
1 Ichwan D, Cannavino C, Harvey H, Lange A, Shah A. Serious Video Game for Teaching Pediatric Emergency Medicine: A Randomized Controlled Noninferiority Trial of a Serious Game Versus Traditional Simulation. Pediatric emergency care 2025. link
2 Sach TH, Williams HC. Practicality, Validity, and Responsiveness of Using the Proxy Version of the Child Health Utility-9 Dimensions With Children Aged 2 to 5 Years. Value in health : the journal of the International Society for Pharmacoeconomics and Outcomes Research 2024. link