This study aims to evaluate the diagnosis and treatment methods for corrosive esophagitis based on 26 years of clinical experience. It will retrospectively analyze patient records to identify patterns in clinical outcomes, complications, and the effectiveness of treatment strategies. The study focuses on optimizing patient care by proposing a diagnosis and treatment algorithm that can guide future clinical practices. Data will be collected from hospital archives and electronic health records, covering cases of corrosive esophagitis managed at Ondokuz Mayıs University between 1998 and 2024.

Inclusion Criteria:

• Patients diagnosed with corrosive esophagitis due to corrosive substance ingestion.
• Hospitalized and treated at Ondokuz Mayıs University Thoracic Surgery Department.
• Patients who underwent clinical, laboratory, and radiological evaluations to confirm the diagnosis.
• Patients who were monitored and met follow-up criteria during their treatment.
• Patients above 18 years of age

Exclusion Criteria:

• Patients under 18 years of age.
• Patients who refused hospitalization or treatment.
• Patients who ingested non-corrosive or non-toxic substances (verified by the Ministry of Health Poison Information Center).
• Patients lost to follow-up or did not complete follow-up requirements.
• Patients with incomplete data during the diagnostic or treatment process.

This study focuses on patients diagnosed with corrosive esophagitis due to the ingestion of corrosive substances. The population includes individuals aged over 18 years who were hospitalized and treated at Ondokuz Mayıs University Thoracic Surgery Department between 1998 and 2024. The patients underwent clinical, laboratory, and radiological evaluations, and their outcomes were assessed retrospectively.