The document discusses drowning, near-drowning, and immersion syndrome. It defines drowning as death within 24 hours of suffocation from submersion in liquids. Near-drowning is defined as survival after more than 24 hours. Immersion syndrome refers to syncope resulting from cardiac arrhythmias after sudden contact with cold water. The document outlines some risk factors for drowning, including alcohol consumption near water, poor swimming ability, and medical conditions like seizures. It also discusses factors that determine subsequent pulmonary issues, such as the quantity rather than composition of aspirated water, whether it is fresh or salt water. Prognostic factors for survival are provided.

1. SUBMERSION CLINICAL SERIES Dr.Raihana