Itchy, red, swollen and hot auricle is mainly considered to be related to local compression, eczema, allergy, frostbite, infection and other factors.
1. Local compression: when sleeping on your stomach, keeping some positions for a long time may cause compression on the ear, resulting in poor blood flow, and then the auricle is itchy, red, swollen and hot.
2. Eczema: the clinical manifestations of this disease are varied, patients may appear localized redness, swelling, itching, fever, pain and other symptoms.
3. Allergy: insect bites or contact with other allergens can trigger an allergic reaction, resulting in localized redness, swelling, itching, fever and other symptoms.
4. Frostbite: When symptoms occur in winter, the possibility of frostbite should also be considered, and such symptoms can also occur.
5. Infection: Infection of the auricle by pathogens can lead to localized inflammation, resulting in symptoms such as itching, redness, swelling and fever.
There are other possibilities for the above symptoms, so patients are advised to consult a doctor to confirm the diagnosis and follow the doctor’s instructions for appropriate treatment.