Doctor Secrets: Tonsillitis: Simple explanation and pictures of infected tonsils.eMedicine Health: Tonsillitis: Explains the causes, symptoms, and treatment, with advice on when to seek medical care.KidsHealth: Tonsillitis: Answers questions about tonsils, how they get infected, and how it is treated.Movie: Tonsil and Adenoid Surgery: Online video provides details about having the tonsils removed.Tonsils and Tonsillectomy: Fact sheet explains what tonsils are and what to expect when they have to be removed.