Dysphagia (difficulty swallowing) can result from many different problems. This page outlines common causes, typical diagnostic approaches, which specialties may be involved, and warning signs that require prompt evaluation. Information here is general and not a substitute for a specialist assessment tailored to an individual case.
Difficulty swallowing may arise from neurological conditions (for example stroke or neurodegenerative diseases), structural problems in the throat or esophagus (strictures, tumors, prior surgery or radiation changes), motility disorders of the esophagus, damage from reflux, infections, or medication side effects. Age-related muscle weakness, dental or jaw problems can also impair safe swallowing.
Assessment usually starts with a detailed medical history and physical examination, including observation of eating and simple bedside swallowing tests. Advanced tests help define the problem: fiberoptic endoscopic evaluation of swallowing (FEES), videofluoroscopic swallowing study (VFSS), upper gastrointestinal endoscopy performed by a gastroenterologist, imaging such as CT or MRI when structural causes are suspected, esophageal manometry for motility assessment, and respiratory evaluation when aspiration is a concern. Clinicians combine findings to determine the mechanism and likely causes.
Management is often multidisciplinary. Ear–nose–throat (ENT) specialists, gastroenterologists, neurologists, pulmonologists, maxillofacial or oral surgeons, dietitians, and speech‑language therapists may all play roles. Speech and swallowing therapists are particularly important for assessment and rehabilitation planning. The order of referral depends on the clinical picture and initial findings.
Seek urgent medical assessment if swallowing difficulty is sudden and accompanied by breathing difficulty, inability to clear the throat or a sensation of choking, severe chest pain, persistent vomiting or vomiting blood, high fever, or any rapid deterioration. Aspiration—food or liquids entering the airway—can cause coughing and recurrent chest infections and should be evaluated promptly. For everyday safety, attention to posture while eating, food texture and portion size, slower eating and good oral hygiene can reduce risk; specific recommendations should come from the treating team.
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