What Is Tonsillitis? Tonsillitis (pronounced: tahn-suh-LYE-tus) is an contamination of the tonsils prompted by viruses or some kinds of bacteria. Tonsils are lumps of tissue on both sides of the lower back of the throat that help the immune system protect the physique from infections. But from time to time infections are too lots for the tonsils to handle, and these combatants of contamination become infected themselves. A character with tonsillitis might also have a sore throat, fever, swollen glands in the neck, and bother swallowing. What Are the Signs & Symptoms of Tonsillitis? Inflamed tonsils appear red and swollen, and may also be covered with a yellow or whitish coating or spots. Someone with tonsillitis may have: illustration a sore throat, which can be slight to severe white spots or pus on the tonsils swollen lymph nodes (glands) in the neck voice changes a fever painful swallowing stomachache headache If you have signs of tonsillitis, call your do...