The inclusion criteria were patients with positive anamnesis and specific symptoms of caustic ingestion, such as dysphagia, nausea, emesis, fever, or drooling of saliva. This study included only symptomatic patients.
Parents have been fully informed regarding the endoscopies. Parental consent regarding endoscopy was acquired for all participants. The exclusion criteria were children with a significant systemic inflammatory response. The endoscopies were performed by the same gastroenterology specialists. The caustic agent has been identified based on anamnesis and toxicological examination. The research was approved by the Ethical Committee of the Iuliu Hatieganu University of Medicine and Pharmacy Cluj-Napoca (187/2012—1 CD-ROM). Patients with grade 1 endoscopic findings were clinically observed and then discharged from the hospital with a 4-week follow-up. Proton pump inhibitors were prescribed for all patients, whereas corticosteroids and antibiotics were administered to all children with grade 2 and 3 injuries.