Acid reflux is best known for causing heartburn, but for some patients, stomach acid reaches the throat and voice box and creates a different set of symptoms. This is called silent reflux. Southern California Ear, Nose & Throat has cared for patients since 1985, and our board-certified otolaryngologists and providers evaluate throat and voice symptoms at our offices in Long Beach, Los Alamitos, Huntington Beach, and Newport Beach.
Our team can determine whether reflux is behind your symptoms and help you find relief. Silent reflux may seem unrelated to digestion, but with the right combination of lifestyle changes and treatment, many patients see meaningful improvement. Call our Long Beach office at 562-427-0550 to schedule an evaluation.
Why Does Reflux Sometimes Travel All the Way Up to the Voice Box?
Reflux can travel all the way up to the voice box when the body’s two reflux-blocking valves relax at the wrong time, a condition called laryngopharyngeal reflux (LPR). LPR is a type of acid reflux in which stomach contents move past the esophagus and into the voice box (larynx) and throat (pharynx). It is often called silent reflux because it usually occurs without heartburn or indigestion.
These two muscular valves, called sphincters, normally help keep stomach contents where they belong. The lower esophageal sphincter sits between the stomach and esophagus, while the upper esophageal sphincter sits at the top of the esophagus near the throat. LPR occurs when both sphincters relax at the wrong time, allowing reflux to reach the throat.
The tissues of the throat and voice box are more sensitive than the esophagus, so even small amounts of reflux can cause irritation and inflammation. LPR is common among people with throat concerns. More than half of people with chronic hoarseness are estimated to have LPR, and about 10% of patients who see a throat specialist are diagnosed with it.
Do LPR and GERD Affect the Same Part of the Body?
No, LPR and GERD affect different parts of the body: GERD mainly affects the lower esophagus and typically causes heartburn and regurgitation, while LPR affects the throat and voice box and often causes hoarseness, coughing, and throat clearing without heartburn. Some patients have both conditions, while others have only LPR.
Gastroesophageal reflux disease (GERD) is chronic acid reflux, often defined as reflux that occurs more than twice a week. Because it affects the lower esophagus, it usually produces familiar symptoms such as a burning feeling in the chest.
LPR reaches higher, into the throat. Since its symptoms center on the throat and voice rather than digestion, it is often mistaken for allergies, post-nasal drip, or asthma. LPR can also be harder to treat with acid-reducing medication alone, but it often improves with lifestyle changes, though healing may take several months.
How Can You Tell Silent Reflux Symptoms From Heartburn Symptoms?
You can usually tell silent reflux from heartburn by where the symptoms show up: LPR symptoms center on the throat and voice, including hoarseness, chronic cough, frequent throat clearing, and a feeling of a lump in the throat, while heartburn causes a burning sensation in the chest, often with a sour taste or regurgitation.
Common symptoms of heartburn and GERD include:
- A burning sensation in the chest
- Stomach acid or food rising into the throat or mouth
- Chest discomfort, especially after eating or lying down
- Difficulty swallowing
LPR more often brings:
- Hoarseness, voice fatigue, or a rough voice
- Chronic cough or frequent throat clearing
- A sensation of a lump or something stuck in the throat
- A persistent sore or scratchy throat
- Excess mucus or post-nasal drip
- Coughing after meals or difficulty swallowing
Over time, untreated LPR can lead to ongoing throat irritation, vocal cord nodules or polyps, frequent upper respiratory infections, and wear on tooth enamel. Lingering hoarseness and voice or swallowing problems are worth having checked.
Which Lifestyle Adjustments Help Control LPR and Heartburn?
Lifestyle adjustments that help control LPR and heartburn at home include avoiding trigger foods, eating smaller meals, waiting about three hours after eating before lying down, elevating the head during sleep, limiting alcohol and caffeine, quitting smoking, and maintaining a healthy weight.
Helpful lifestyle changes include:
- Eating five to six smaller meals instead of large ones
- Limiting spicy, acidic, and fatty foods, chocolate, mint, and carbonated drinks
- Reducing caffeine and alcohol
- Finishing dinner earlier and avoiding lying down for about three hours afterward
- Raising the head and upper body during sleep
- Wearing looser clothing around the waist
- Quitting smoking and working toward a healthy weight
Keeping a food diary can help you pinpoint personal triggers. For patients with LPR, protecting the voice also supports healing. Staying hydrated, limiting throat clearing, and avoiding shouting or prolonged talking can reduce irritation while the throat recovers.
What Can an ENT in Long Beach Do for Silent Reflux?
An ENT in Long Beach can diagnose silent reflux by reviewing your symptoms and examining the throat and voice box with a small camera. Treatment may include lifestyle guidance, acid-reducing medication, and voice care, with additional testing or referral when symptoms persist.
Consider seeing an ENT if hoarseness, cough, throat clearing, or swallowing problems continue despite lifestyle changes. Your otolaryngologist or ENT provider can perform flexible laryngoscopy, which uses a thin camera passed through the nose to look for signs of irritation in the throat and voice box. In some cases, additional testing, such as pH monitoring to measure acid exposure, may be recommended.
Treatment is tailored to each patient. Proton pump inhibitors are often prescribed for several months alongside lifestyle changes to help the throat heal, and alginates may help protect the throat from other irritants. Many patients do not need long-term prescription medication. When reflux is linked to a structural issue, such as a hiatal hernia, your SCENT physician may coordinate care with a gastroenterologist or surgeon. Follow-up visits help track progress and adjust treatment as needed.
Get a Reflux Evaluation at Southern California Ear, Nose & Throat
If hoarseness, throat clearing, or a persistent cough doesn’t improve, our ENT team can examine your throat, determine whether silent reflux is the cause, and help guide treatment at whichever of our four offices is most convenient for you.
Call our Long Beach office at 562-427-0550, our Huntington Beach office at 714-898-2221, or our Los Alamitos and Newport Beach offices at 562-596-9889. You can also request an appointment online to schedule a reflux evaluation.