A 9-year-old boy’s lips are bright red every autumn, and the more he licks them, the drier they are, is there something missing?

Patient: Description of the condition (onset time, main symptoms, hospital visited, etc.): The patient is a 9-year-old boy, every year in autumn will be bright red lips, the more lick the more dry, a circle of black marks around, and swollen, ate multivitamin tablets, also took pediatric good storage tablets, still the same, accompanied by dry nasal cavity, drink a lot of water, in the end should do? What examination and treatment should be done?
Wei Yan, Department of Pediatric Stomatology, Urumqi Stomatological Hospital.
Consider whether it is a possible lip infection, it may be a bacterial infection or a viral infection, it is recommended to go to the hospital as soon as possible to check and confirm the diagnosis and treat it symptomatically. Wei Yan, Department of Pediatric Stomatology, Urumqi Stomatological Hospital