Feeling blood coming out of the ear may be caused by trauma, acute suppurative otitis media, external ear tumor and other factors. 1. Trauma: For example, if you have suffered serious trauma, resulting in fracture of the bone wall of the external auditory canal, which causes local blood vessels to rupture and bleed, you will feel blood coming out of the ear, which may be accompanied by severe pain and hearing impairment. 2. Acute suppurative otitis media: usually associated with bacterial infection, the onset of more acute and serious infection, resulting in local damage, pus secretion will flow out of the ear, and accompanied by blood, may also be accompanied by fever, fatigue and other symptoms. 3. Tumor of outer ear: it may be related to genetic factors and gene mutation, the tumor grows slowly, and the necrosis of the tumor surface may cause bleeding, which will lead to blood flowing out of the ear, and may be accompanied by ear stuffiness, hearing loss and other abnormal manifestations. If you feel that there is blood flowing out of your ear, we suggest you to seek medical examination and treatment in time to avoid delaying your condition.