Should a 16 year old with fever of 103.5 axilary go to the hospital?

A 16-year-old with an axillary temperature of 103.5 degrees Fahrenheit may need medical attention, especially if the fever is accompanied by other symptoms such as severe headache, stiff neck, rash, difficulty breathing, or abdominal pain. High fevers can be dangerous, especially in children, and can cause complications such as dehydration and febrile seizures. It's always a good idea to consult with a healthcare professional or go to the hospital if your child has a high fever, especially if it is accompanied by other concerning symptoms.