A child’s sore throat with blisters may be associated with herpetic stomatitis, herpetic pharyngitis, and hand, foot and mouth disease. 1. Herpetic stomatitis: caused by herpes simplex virus type Ι infection, resulting in the appearance of single or multiple small herpes in the mouth or involving the soft palate, tongue and pharynx. 2. Herpes pharyngitis: mostly due to coxsackievirus infection, in the early stage, the pharynx is congested with grayish-white herpes, mostly in the pharynx and soft palate. 3. Hand, Foot and Mouth Disease (HFMD): caused by a variety of enterovirus infections that invade the body through the respiratory or digestive tract. Herpes may appear in the mouth, throat, hands, feet and other parts. Children’s sore throat with bubbles can also be seen in other causes, it is recommended that timely medical attention, follow the doctor’s instructions for relevant examinations, with the help of the doctor to clarify the cause, and targeted treatment or treatment.