Diseases & conditions A-Z List
Diseases & Conditions A-Z List - «D»:
Diverticulitis - what to ask your doctor
Diverticulitis is inflammation of small pouches (diverticula) that can form in the walls of your large intestine. This leads to fever and pain in your belly.
Below are some questions you may want to ask your doctor or nurse about diverticulitis.
What causes diverticulitis?
What are the sy...
Diverticulitis and diverticulosis - discharge
You were in the hospital because you have diverticulitis, infection of an abnormal pouch (called a diverticulum) in your intestinal wall.
You may have had x-rays or other tests that helped your doctor check your colon. You likely received fluids and drugs that fight infections through an intravenous...
Dizziness is light-headedness, feeling like you might faint, being unsteady, loss of balance, or vertigo (a feeling that you or the room is spinning or moving).
Most causes of dizziness are not serious and either quickly get better on their own or are easily treated.
Doctor of medicine profession (MD)
The practice of medicine in the United States dates back to colonial times (early 1600s). At the beginning of the 17th century, medical practice in England was divided into three distinct groups: the physicians, the surgeons, and the apothecaries.
Physicians were viewed as elite and usually held a u...
Doctor of Osteopathy (D.O.)
A doctor of osteopathic medicine (D.O.) is a physician licensed to practice medicine, perform surgery, and prescribe medication.
Like allopathic physicians (or M.D.s), osteopathic physicians complete 4 years of medical school and can choose to practice in any specialty of medicine. Howe...
The Donath-Landsteiner test is a blood test to detect harmful antibodies related to a rare disorder called paroxysmal cold hemoglobinuria. The antibodies form and destroy red blood cells when the body is exposed to cold temperatures.
How the Test is Performed
Blood is drawn from a vein, usually fro...
Doppler ultrasound exam of an arm or leg
This test uses ultrasound to examine the blood flow in the major arteries and veins in the arms and legs.
How the Test is Performed
The test is done in the ultrasound or radiology department or in a peripheral vascular lab.
To examine the veins:
A water-soluble gel is placed on a handheld device ca...
Double aortic arch
Double aortic arch is an abnormal formation of the aorta, the large artery that carries blood from the heart to the rest of the body. It is a congenital problem, which means that it is present at birth.
See also: Vascular ring
Double aortic arch is a common form of a group of defects that a...
Double inlet left ventricle
Double inlet left ventricle (DILV) is a congenital heart defect that affects the valves and chambers of the heart. Congenital means it is present from birth. Babies born with this condition have only one working lower chamber (ventricle) in their heart.
DILV is one of several heart defects k...
Double outlet right ventricle
Double outlet right ventricle (DORV) is a congenital heart disease in which the aorta rises from the right ventricle (the chamber of the heart that pumps blood to the lungs), instead of from the left ventricle (the normal pumpng chamber to the body).
Both the pulmonary artery (which carries oxygen-p...
Doxepin is a type of medication called a tricyclic antidepressant. The drug is prescribed to treat depression and anxiety. Doxepin overdose occurs when someone accidentally or intentionally takes more than the normal or recommended amount of this medication.
This is for information only and not for ...
Drain cleaner poisoning
Drain cleaners contain very dangerous chemicals that can be harmful to your health if swallowed or breathed in (inhaled). This article discusses poisoning from swallowing or breathing in drain cleaner.
This is for information only and not for use in the treatment or management of an actual poison ex...
Drain opening agents
Drain opening agents are chemicals used to open clogged drains, often in homes. Drain opening agent poisoning can occur if a child accidentally drinks these chemicals, or if someone splashes the poison into the eyes when pouring it or breathes in the fumes of "foaming" drain openers.
This is for inf...
Drooling is saliva flowing outside the mouth.
Drooling is generally caused by:
Problems keeping saliva in the mouth
Problems with swallowing
Too much saliva production
Some people with drooling problems are at increased risk of breathing saliva, food, or fluids into the lungs. This...
Drowsiness refers to feeling abnormally sleepy during the day. People who are drowsy may fall asleep in inappropriate situations or at inappropriate times.
See also: Idiopathic hypersomnia
Excessive daytime sleepiness (without a known cause) suggests that you have a significant slee...