The causes of yellow discharge from the ear usually mainly include eczema of the outer ear, otitis media and otitis externa.
1. Eczema of the outer ear: the cause is currently related to allergic factors. When eczema of the outer ear flares up, it may cause yellow discharge from the ear, which may sometimes be accompanied by oozing and local itching sensation.
2. Otitis media: usually caused by bacterial infection, when the eardrum is perforated, the pus inside will flow out of the outer ear along with the ear canal, and the phenomenon of yellow discharge from the ear will occur.
3. Otitis externa: When otitis externa occurs, the yellow discharge from the ear will be accompanied by more obvious pain, and the ear may also be accompanied by a foul odor and a sense of swelling.
There may be other reasons for the yellow discharge from the ear, so it is recommended that the patient seek medical attention to identify the cause of the problem and under the guidance of a professional doctor, to avoid delaying the condition.