Salivary pepsin – a simple test for LPR?

A diagnosis of laryngopharyngeal reflux (LPR) can be made on the basis of characteristic symptoms and nasendoscopy findings. Objective tests exist for this condition; for example, 24-hour dual-channel pH-metry which is considered to be the gold standard. Such tests are,...

A histological test for LPR?

Laryngopharyngeal reflux (LPR) is often considered to be a contributory factor to the development of a spectrum of laryngeal abnormalities including vocal cord leukoplakia and dysplasia. This is especially the case when traditional risk factors, such as tobacco smoking, are...

Are upper respiratory symptoms and macroscopic changes in children always due to gastro-oesphageal reflux?

In children, symptoms such as chronic cough, wheezing, stridor, voice changes, persistent asthma and dental erosion are often presumed to be due to gastro-oesophageal reflux and empirical treatment with PPIs is offered. Usual investigations, such as a barium meal, gastroscopy...