Ear piercing with small meatus may be caused by scarring, inflammatory hyperplasia, granuloma and other factors. It is recommended to go to the hospital in time for relevant examination, clear diagnosis, and give appropriate treatment. 1. Scars: generally due to the local skin damage when the patient’s ears are pierced. This leads to the formation of scar tissue from the overgrowth of local fibers, which results in the situation of small flesh in the ear hole. 2. Inflammatory hyperplasia: generally after the patient’s ear piercing, did not pay attention to local hygiene and cleanliness of inflammation. And due to the stimulation of inflammation caused by inflammatory hyperplasia, the ear piercing with small meatus. 3. Granuloma: generally due to ear piercing skin lesion infection or earrings and other foreign body stimulation. This leads to the patient’s ear piercing with a small meatus. Ear piercing with small meatus may also have other reasons, should go to the hospital in time, can be standardized treatment under the guidance of the doctor.