Yellow pus in the ear can be seen in the external ear canal eczema, otitis externa, purulent otitis media.
1. Eczema of the external auditory canal: the etiology and pathogenesis are still unclear, but there is a certain relationship with metamorphosis, may also be due to infectious factors or neuropsychiatric factors and other triggers, the main manifestations of the ear canal local itching, desquamation, may be accompanied by varying degrees of secretion oozing.
2. Otitis externa: inflammation of the skin and subcutaneous tissues of the external auditory canal due to bacterial or fungal infections, often leading to increased secretions in the ear and yellow water flowing from the ear.
3. Purulent otitis media: yellow water flowing from the ear is common in patients with acute purulent otitis media and chronic purulent otitis media in the active stage, which may be caused by pathogens invading the middle ear.
Yellow pus flowing from the ear may also be caused by other reasons, such as cholesteatoma of the middle ear, it is recommended to go to the hospital in time, cooperate with the doctor for examination and treatment.