Laryngopharyngeal reflux: Difference between revisions
From Food & Medicine Encyclopedia
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{{Infobox medical condition | |||
| name = Laryngopharyngeal reflux | |||
| image = [[File:Illu_larynx.jpg|250px]] | |||
| caption = Diagram of the larynx | |||
| field = [[Otorhinolaryngology]] | |||
| synonyms = Silent reflux, extraesophageal reflux disease (EERD) | |||
| symptoms = [[Hoarseness]], [[chronic cough]], [[throat clearing]], [[dysphagia]], [[sore throat]] | |||
| complications = [[Laryngitis]], [[vocal cord nodules]], [[esophageal cancer]] | |||
| onset = Can occur at any age | |||
| duration = Chronic | |||
| causes = [[Gastroesophageal reflux disease]] (GERD) | |||
| risks = [[Obesity]], [[smoking]], [[alcohol consumption]], [[dietary habits]] | |||
| diagnosis = [[Laryngoscopy]], [[pH monitoring]], [[esophageal manometry]] | |||
| differential = [[Asthma]], [[allergies]], [[sinusitis]], [[vocal cord dysfunction]] | |||
| treatment = [[Proton pump inhibitors]], [[H2 receptor antagonists]], [[dietary modification]], [[lifestyle changes]] | |||
| medication = [[Omeprazole]], [[Ranitidine]] | |||
| frequency = Common | |||
| deaths = Rare | |||
}} | |||
{{Short description|Overview of laryngopharyngeal reflux}} | {{Short description|Overview of laryngopharyngeal reflux}} | ||
'''Laryngopharyngeal reflux''' (LPR) is a medical condition in which acid from the stomach flows back into the [[larynx]] (voice box) and [[pharynx]] (throat). This condition is also known as "silent reflux" because it often does not present the typical symptoms of [[gastroesophageal reflux disease]] (GERD), such as heartburn. | '''Laryngopharyngeal reflux''' (LPR) is a medical condition in which acid from the stomach flows back into the [[larynx]] (voice box) and [[pharynx]] (throat). This condition is also known as "silent reflux" because it often does not present the typical symptoms of [[gastroesophageal reflux disease]] (GERD), such as heartburn. | ||
==Pathophysiology== | ==Pathophysiology== | ||
LPR occurs when the [[lower esophageal sphincter]] and the [[upper esophageal sphincter]] fail to function properly, allowing stomach contents to reach the larynx and pharynx. The refluxed material can cause inflammation and damage to the tissues of the larynx and pharynx, leading to symptoms such as hoarseness, chronic cough, and throat clearing. | LPR occurs when the [[lower esophageal sphincter]] and the [[upper esophageal sphincter]] fail to function properly, allowing stomach contents to reach the larynx and pharynx. The refluxed material can cause inflammation and damage to the tissues of the larynx and pharynx, leading to symptoms such as hoarseness, chronic cough, and throat clearing. | ||
==Symptoms== | ==Symptoms== | ||
Unlike GERD, LPR does not usually cause heartburn. Instead, patients may experience: | Unlike GERD, LPR does not usually cause heartburn. Instead, patients may experience: | ||
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* Difficulty swallowing (dysphagia) | * Difficulty swallowing (dysphagia) | ||
* Sore throat | * Sore throat | ||
==Diagnosis== | ==Diagnosis== | ||
Diagnosis of LPR is often based on clinical symptoms and may be confirmed with diagnostic tests such as: | Diagnosis of LPR is often based on clinical symptoms and may be confirmed with diagnostic tests such as: | ||
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* [[pH monitoring]]: To measure acid levels in the esophagus and throat. | * [[pH monitoring]]: To measure acid levels in the esophagus and throat. | ||
* [[Barium swallow]]: An imaging test to assess swallowing and reflux. | * [[Barium swallow]]: An imaging test to assess swallowing and reflux. | ||
==Treatment== | ==Treatment== | ||
Treatment for LPR typically involves lifestyle modifications and medications. Lifestyle changes may include: | Treatment for LPR typically involves lifestyle modifications and medications. Lifestyle changes may include: | ||
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* Elevating the head of the bed | * Elevating the head of the bed | ||
* Avoiding eating before bedtime | * Avoiding eating before bedtime | ||
Medications may include: | Medications may include: | ||
* [[Proton pump inhibitors]] (PPIs) | * [[Proton pump inhibitors]] (PPIs) | ||
* [[H2 receptor antagonists]] | * [[H2 receptor antagonists]] | ||
* [[Antacids]] | * [[Antacids]] | ||
==Prognosis== | ==Prognosis== | ||
With appropriate treatment, most patients with LPR can manage their symptoms effectively. However, untreated LPR can lead to complications such as [[laryngitis]], [[vocal cord nodules]], and even [[esophageal cancer]]. | With appropriate treatment, most patients with LPR can manage their symptoms effectively. However, untreated LPR can lead to complications such as [[laryngitis]], [[vocal cord nodules]], and even [[esophageal cancer]]. | ||
==See also== | |||
== | |||
* [[Gastroesophageal reflux disease]] | * [[Gastroesophageal reflux disease]] | ||
* [[Laryngitis]] | * [[Laryngitis]] | ||
* [[Esophageal cancer]] | * [[Esophageal cancer]] | ||
[[Category:Otorhinolaryngology]] | [[Category:Otorhinolaryngology]] | ||
[[Category:Gastroenterology]] | [[Category:Gastroenterology]] | ||
Latest revision as of 02:37, 6 April 2025
Editor-In-Chief: Prab R Tumpati, MD
Obesity, Sleep & Internal medicine
Founder, WikiMD Wellnesspedia &
W8MD's weight loss doctor NYC
Philadelphia GLP-1 weight loss and GLP-1 clinic NYC
| Laryngopharyngeal reflux | |
|---|---|
| File:Illu larynx.jpg | |
| Synonyms | Silent reflux, extraesophageal reflux disease (EERD) |
| Pronounce | N/A |
| Specialty | N/A |
| Symptoms | Hoarseness, chronic cough, throat clearing, dysphagia, sore throat |
| Complications | Laryngitis, vocal cord nodules, esophageal cancer |
| Onset | Can occur at any age |
| Duration | Chronic |
| Types | N/A |
| Causes | Gastroesophageal reflux disease (GERD) |
| Risks | Obesity, smoking, alcohol consumption, dietary habits |
| Diagnosis | Laryngoscopy, pH monitoring, esophageal manometry |
| Differential diagnosis | Asthma, allergies, sinusitis, vocal cord dysfunction |
| Prevention | N/A |
| Treatment | Proton pump inhibitors, H2 receptor antagonists, dietary modification, lifestyle changes |
| Medication | Omeprazole, Ranitidine |
| Prognosis | N/A |
| Frequency | Common |
| Deaths | Rare |
Laryngopharyngeal reflux (LPR) is a medical condition in which acid from the stomach flows back into the larynx (voice box) and pharynx (throat). This condition is also known as "silent reflux" because it often does not present the typical symptoms of gastroesophageal reflux disease (GERD), such as heartburn.
Pathophysiology[edit]
LPR occurs when the lower esophageal sphincter and the upper esophageal sphincter fail to function properly, allowing stomach contents to reach the larynx and pharynx. The refluxed material can cause inflammation and damage to the tissues of the larynx and pharynx, leading to symptoms such as hoarseness, chronic cough, and throat clearing.
Symptoms[edit]
Unlike GERD, LPR does not usually cause heartburn. Instead, patients may experience:
- Hoarseness
- Chronic cough
- Throat clearing
- A sensation of a lump in the throat (globus pharyngeus)
- Difficulty swallowing (dysphagia)
- Sore throat
Diagnosis[edit]
Diagnosis of LPR is often based on clinical symptoms and may be confirmed with diagnostic tests such as:
- Laryngoscopy: A procedure to visualize the larynx and pharynx.
- pH monitoring: To measure acid levels in the esophagus and throat.
- Barium swallow: An imaging test to assess swallowing and reflux.
Treatment[edit]
Treatment for LPR typically involves lifestyle modifications and medications. Lifestyle changes may include:
- Dietary adjustments to avoid trigger foods
- Elevating the head of the bed
- Avoiding eating before bedtime
Medications may include:
Prognosis[edit]
With appropriate treatment, most patients with LPR can manage their symptoms effectively. However, untreated LPR can lead to complications such as laryngitis, vocal cord nodules, and even esophageal cancer.
