A perforated eardrum is a hole or tear in the thin membrane that separates your ear canal from your middle ear. This membrane, roughly the size of a small fingernail, vibrates when sound waves hit it, passing those vibrations to tiny bones deeper in the ear. When that membrane is torn, sound doesn’t transfer as efficiently, and the middle ear loses its protective barrier against water, bacteria, and debris.
Most perforations heal on their own within a few weeks to a couple of months. But the location, size, and cause of the hole all affect how quickly you recover, whether you need treatment, and what you should watch for in the meantime.
What the Eardrum Actually Does
Your eardrum is a paper-thin disc made of three layers: an outer skin layer, a middle layer of fibrous tissue that gives it strength, and an inner lining continuous with the rest of the middle ear. It sits at the end of the ear canal, sealed tightly against a bony ring. Behind it are three of the smallest bones in your body, which relay vibrations from the eardrum to the inner ear, where they’re converted into nerve signals your brain interprets as sound.
Because the eardrum forms a sealed barrier, it also keeps the middle ear sterile and dry. A perforation breaks that seal. Even a small hole can let bacteria in and reduce the eardrum’s ability to vibrate properly.
Common Causes
Middle ear infections are one of the most frequent causes, especially in children. Fluid and pressure build up behind the eardrum until it ruptures. When this happens, you may notice pus or bloody fluid draining from the ear, and the pain from the infection often drops sharply right after the rupture because the pressure is released.
Trauma is the other major category. A hard slap to the ear, a cotton swab pushed too deep, or a sudden loud blast can all tear the membrane. Pressure changes during flying, scuba diving, or even forceful nose-blowing (barotrauma) can also cause a perforation if the eardrum can’t equalize fast enough.
Symptoms to Recognize
The most common signs of a perforated eardrum include:
- Sudden ear pain that may fade quickly, especially if the perforation relieves built-up pressure from an infection
- Drainage from the ear, which can be clear, bloody, or yellowish if infection is involved
- Hearing loss in the affected ear, usually mild to moderate
- Ringing in the ear (tinnitus)
- Dizziness or a spinning sensation (vertigo), sometimes with nausea
Not everyone experiences all of these. Some small perforations cause barely noticeable symptoms, while larger tears or those involving the bones behind the eardrum can produce significant hearing loss and balance problems. If you feel a sudden pop in your ear followed by drainage and muffled hearing, a perforation is a likely explanation.
How It’s Diagnosed
A doctor can usually spot a perforation by looking into your ear with an otoscope, a handheld instrument with a light and magnifying lens. The hole or tear is often visible directly. If there’s drainage, a sample may be sent to a lab to check for bacterial infection.
Hearing tests help determine how much the perforation is affecting your ear. An audiogram measures how well you hear sounds at different volumes and pitches. Tympanometry checks how your eardrum responds to small changes in air pressure; a torn eardrum won’t move the way an intact one does. A simple tuning fork test in the office can also reveal whether hearing loss is coming from the middle ear (where a perforation would cause problems) or from deeper nerve damage, which is a more urgent concern.
How Perforations Heal
Most uncomplicated perforations close on their own. Small, centrally located holes typically heal within several weeks. Larger tears or those at the edges of the eardrum can take longer, sometimes up to two months or more. In adults, a perforation that hasn’t closed after about four months is considered persistent. In children, the threshold is closer to six months before repair is typically discussed.
During healing, keeping the ear dry is essential. Water entering the middle ear through the hole can introduce bacteria and cause infection, which slows healing or makes things worse. That means protecting the ear during showers and baths (a cotton ball coated in petroleum jelly works well as a plug) and avoiding swimming or submerging your head. You should also avoid blowing your nose forcefully, since the pressure can push air through the hole and disrupt the healing membrane.
If an infection caused the perforation, antibiotic ear drops or oral antibiotics may be prescribed to clear it. Once the infection resolves, the eardrum often heals naturally.
When Surgery Is Needed
If a perforation doesn’t close on its own, a surgical procedure called tympanoplasty can repair it. A surgeon uses a small graft, often taken from tissue near the ear, to patch the hole. This is generally an elective procedure, meaning it’s scheduled rather than urgent, unless there’s an active infection that needs to be controlled or concern about a growth called a cholesteatoma forming behind the eardrum.
Surgery is also considered when the perforation causes ongoing problems: repeated ear infections because bacteria keep entering through the hole, progressive hearing loss from chronic middle ear disease, or the practical issue of not being able to swim or bathe safely. How well surgery restores hearing depends largely on how much damage existed before the repair. Smaller perforations with no damage to the tiny bones behind the eardrum tend to have the best outcomes.
Complications Worth Knowing About
Most perforations heal without lasting effects, but some carry risks worth understanding. Repeated or chronic infections through an open perforation can damage the small bones of the middle ear, leading to more significant hearing loss that persists even after the hole closes.
A cholesteatoma is a more serious complication. This is an abnormal growth of skin cells that can develop in the middle ear, sometimes triggered by chronic infections or a perforation at the back edge of the eardrum. Cholesteatomas grow slowly but can erode bone, damage hearing permanently, and affect the facial nerve if left untreated. They require surgical removal.
In rare cases, a perforation from trauma can also injure deeper structures. If the force is strong enough to disrupt the connection between the tiny middle ear bones or tear the membrane of the inner ear (called a perilymph fistula), hearing loss can be more severe and the situation becomes urgent. Signs that point to this kind of deeper damage include sudden, significant hearing loss that doesn’t match what a simple perforation would cause, or persistent vertigo that isn’t improving.
What Recovery Looks Like
For a perforation that’s healing on its own, you’ll typically have a follow-up visit within a week or two, often with a hearing test to establish a baseline. If things are progressing well, the ear is checked again at intervals until the membrane has fully closed and hearing has returned to normal.
Hearing usually improves gradually as the membrane repairs itself, though some mild muffling can linger until the hole is completely sealed. Tinnitus and dizziness, if present, generally resolve as healing progresses. If hearing loss persists after the eardrum looks healed, it may point to damage to the bones behind the membrane, which can be evaluated with follow-up testing.
After surgical repair, recovery typically involves keeping the ear dry and avoiding pressure changes (no flying or heavy lifting) for several weeks. Most people notice hearing improvement within a few weeks of surgery, with continued improvement over the following months as the graft fully integrates.