Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «D»:
Dysmorphology: Dysmorphology is a term coined by Dr. David
W. Smith in the 1960's to describe the study of human congenital
malformations (birth defects), particularly those affecting the
morphology (the anatomy) of the individual. Dysmorphology literally
mean, "the study of abnormal form."
Dysmorphophobia: Excessive dislike of a part of ones body. See: Body dysmorphic disorder....
Dysmotility syndrome: A vague, descriptive term used to
describe diseases of the muscles of the gastrointestinal tract
(esophagus, stomach, small and large intestines) in which the muscles
do not work normally (hence the term dysmotility). Other terms that
are sometimes used for dysmotility prob...
A genetic (inherited) disorder of bone development characterized by:
Absent or incompletely formed collar bones (the "cleido-" part refers to the clavicles, the collar bones) The child with this disorder can bring its shoulders together or nearly so; and
Typical cranial a...
Dyspareunia: The medical term for pain during sexual intercourse.
Dyspepsia: Dyspepsia refers to a condition (disease) in which there are upper abdominal symptoms which may include upper abdominal pain,
bloating (a feeling of abdominal fullness without objective abdominal distention), early satiety (a feeling of unusual fullness with very little intake of food), ...
Dyspeptic: Pertaining to dyspepsia, a term that is probably more often encountered today in advertising than in medicine. "Dyspepsia" refers to nondescript, nonspecific upper abdominal symptoms which may include discomfort, bloating, a feeling of unusual fullness with very little intake of food (ear...
Dysphagia: Difficulty in swallowing, swallowing problems.
Dysphagia is due to problems in nerve or muscle control. It is common, for example, after a stroke.
Dysphagia compromises nutrition and hydration and may lead to aspiration pneumonia and dehydration.
Phagein in Greek means to eat. Tro...
Dysphasia: One in a group of speech disorders in which there is impairment of the power of expression by speech, writing, or signs, or impairment of the power of comprehension of spoken or written language. More severe forms of dysphasia are called aphasia.
From dys- meaning difficult, painful, bad...
Dysphonia: An impairment of the voice. Difficulty in speaking. Hoarseness is a common sort of dysphonia. See also: Spasmodic dysphonia....
Dysphonia, spasmodic: See: Spasmodic dysphonia....
Dysphonia, spastic: See: Spasmodic dysphonia....
Dysphoric mania: The concurrent presence of symptoms of depression and mania together. Also called Mixed bipolar state....
Dysplasia: Abnormal in form. From the Greek dys- (bad,
disordered, abnormal) and plassein (to form). For example, retinal
dysplasia is abnormal
formation of the retina during embryonic development. ...