Dictionary

dysplasia, bronchopulmonary Chronic lung disease in infants who have received mechanical respiratory support with high oxygenation in the neonatal period.

dysplasia Abnormality in form or development. For example, retinal dysplasia is abnormal formation of the retina during embryonic development.

dysphoria Anxiety.

dysphonia, spasmodic A disorder that involves the muscles of the throat that control speech. Spasmodic dysphonia causes strained and difficult speaking or breathy and effortful speech. Also known as spastic dysphonia and laryngeal dystonia.

dysphonia An impairment of the voice. Difficulty in speaking. Hoarseness caused by a virus is a common form of dysphonia.

dysphagia Difficulty swallowing. Dysphagia is due to abnormal nerve or muscle control. It is common, for example, after a stroke. Dysphagia can compromise nutrition and hydration and may lead to aspiration pneumonia and dehydration.

dyspepsia Indigestion. A condition characterized by upper abdominal symptoms that may include pain or discomfort, bloating, feeling of fullness with very little intake of food , feeling of unusual fullness following meals, nausea, loss of appetite, heartburn, regurgitation of food or acid, and belching. The term dyspepsia is often used for these symptoms when they…

dyspareunia Pain during sexual intercourse. There are many causes of dyspareunia, including vaginal infection or dryness. Treatment is directed toward the underlying cause and vaginal lubricant jelly can be of help.

dysostosis, cleidocranial See cleidocranial dysostosis.

dysmorphology The study of human congenital malformations (birth defects), particularly those affecting the anatomy (morphology) of the individual.

dysmorphic feature A body characteristic that is abnormally formed. A malformed ear, for example, is a dysmorphic feature.

dysmenorrhea See menstrual cramps.