There may also be extraesophageal manifestations of GERD, such as mouth ulcers, chronic cough, pharyngitis, laryngospasm, asthma, and (most severely) aspiration pneumonia and pulmonary fibrosis.

Benjamin SB Thirteen patients with progressive systemic sclerosis were studied to evaluate the possible role of gastroesophageal reflux as a contributing pathogenic factor in the pulmonary disease ...