Source:http://linkedlifedata.com/resource/umls/id/C0011168
MSH: Difficulty in SWALLOWING which may result from neuromuscular disorder or mechanical obstruction. Dysphagia is classified into two distinct types: oropharyngeal dysphagia due to malfunction of the PHARYNX and UPPER ESOPHAGEAL SPHINCTER; and esophageal dysphagia due to malfunction of the ESOPHAGUS.,NCI: Difficulty swallowing.,CSP: difficulty in swallowing.,MEDLINEPLUS: <p>If you have a swallowing disorder, you may have difficulty swallowing and may also have pain while swallowing. Some people may be completely unable to swallow or may have trouble swallowing liquids, foods or saliva. This makes it hard to eat. Often, it can be difficult to take in enough calories and fluids to nourish your body.</p><p>Anyone can have a swallowing disorder, but it is more likely in the elderly. Swallowing problems often happen because of other conditions, including</p><ul><li> Nervous system disorders, such as Parkinson's disease and cerebral palsy</li><li> Problems with your <a href='http://www.nlm.nih.gov/medlineplus/esop