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  » Medical Terms Glossary
Patients will find this glossary of medical terms very useful to explain complicated medical terminology.

Click on a letter to view the corresponding section of the glossary:

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Physical weakness
Decubitus ulcer
An open sore that forms in the skin with prolonged pressure.
Deep Vein Thrombosis (DVT)
the formation of a blood clot in the deep veins of the leg; associated with a high risk of pulmonary embolism.
Electrical shock applied to the chest to prevent ventricular fibrillation.
Machine used to deliver an electrical shock to the chest to stop ventricular fibrillation.
Lack of an adequate amount of fluid in the body leading to dry mouth thirst, concentrated urine or dizziness.
A state of mental confusion, characterized by disordered speech and often accompanied by hallucinations.
Fixed false belief.
Mental deterioration because of diseases.
A mood disorder with extreme sadness and discouragement associated with sleeplessness and and lack of energy.
Infection of the skin, associated itching and redness
The layer of skin beneath the epidermis.
A process of clearing the body of a drug or toxic agent.
Descending Colon
The part of the colon where stool is stored. Located on the left side of the abdomen.
Glucose or simple sugar
Diabetes insipidus
A disease of the pituitary gland or kidney, often called \"water diabetes as symptoms are similar to diabetes mellitus; but causes and treatment are different.
Diabetes mellitus
Disorder characterized by high levels of blood glucose and caused by a failure of the pancreas to produce sufficient insulin or by insulin resistance of the body.
Diabetic ketoacedosis
A serious diabetic condition in which body breaks down fat, producing ketone bodies because of lack of insulin.
Technique of removing waste and toxins from the blood, used in kidney failure and drug overdose.
The muscle wall between the chest and the abdomen.
Frequent, loose, and watery bowel movements.
Diastolic Blood Pressure
See: Blood pressure.
Break down of food particles for absorption.
Dilatation and curettage (D&C)
A procedure in which the cervix dilated and the uterus scraped with an instrument.
Double vision.
A plate-like cartilage found between vertebrae.
Displacement of a bone from its joint.
Bloating or swelling of the abdomen.
A drug that increases the production of urine.
Plural form of diverticulum.
A condition that occurs when small pouches in the colon (diverticula) become infected or irritated.
A condition that occurs when small pouches (diverticula) push outward through weak spots in the colon.
Doppler ultrasound
Technique used to determine the blood flow in the heart or blood vessels in which ultrasound waves are reflected off blood cells as they move in the blood.
Down syndrome
Caused by an extra chromosome number 21 resulting in mental retardation and other birth defects.
DPT vaccination
An immunization that protects against diphtheria, tetanus and pertussis.
pertaining to the back.
Dubin-Johnson Syndrome
An inherited form of chronic jaundice (yellow discoloation of the skin and eyes).
Duodenal Ulcer
An ulcer in the lining of the first part of the small intestine (duodenum).
The first part of the small intestine.
Difficulty in swallowing food or liquid, usually caused by blockage or injury to the esophagus.
Abnormal changes in the way tissue cells look under a microscope.
Shortness of breath.
Difficult labor due to an abnormal position or size of the fetus.