Understanding the key reason of adult-onset asthma and identifying unique phenotypes may hel...

A disorder in which a person's airways become inflamed, constrict, and bulge, as well as cre...

In childhood asthma, the lungs and airways become easily inflamed when exposed to certain triggers, such as inhaling pollen or catching a cold or other respiratory infection. Childhood asthma can cause bothersome daily symptoms t...

Bocavirus is a virus that causes the common cold and other respiratory infections. Cold, fever, runny nose, and cough are the most common symptoms. It can also cause gastroenteritis, or stomach flu, which can cause severe stomach and intestine irr...

Bronchitis is an infection that causes irritation and inflammation in the lungs' major airways (bronchi). Bronchitis is divided into two types: acute and chronic. Chronic bronchitis is a long-term condition that can reoccur. Long-term stress, such...

Bronchitis is an infection that affects the lungs' major airways (bronchi), causing irritation and inflammation. Bronchitis can be classified into two types: acute and long-term. Chronic bronchitis is a long-term problem that can come back. It is usu...

Carcinoid syndrome is a disease consisting of a combination of symptoms, physical manifestations, and abnormal laboratory findings. Carcinoid syndrome is seen in individuals who have an underlying carcinoid tumour with spread to the liver. Carcino...

Chronic Bronchitis is a type of COPD (chronic obstructive pulmonary disease). COPD is a lung infection and disease that can make breathing difficult and progressively worsen over time. Other than COPD, the most common type of COPD is emphysema. Th...

COPD is a chronic lung disease that results in obstructed airflow from the lungs. Asthmatics have difficulty breathing, cough, cough up mucus (sputum), and wheeze. It is most commonly caused by long-term exposure to irritating particles or gases, ...

COPD is a long-term lung disease that causes blocked airflow from the lungs. People who have asthma have trouble breathing, cough, cough up mucus (sputum), and wheeze. It is most often caused by exposure to irritating particles or gases over a long p...

Emphysema is a lung disease that usually develops after a long period of smoking. Chronic bronchitis and emphysema are both types of lung disorders that are classified as chronic obstructive pulmonary disease (COPD) (COPD). COPD is an umbrella ter...

Endocardial fibroelastosis (EFE) is a rare heart disorder that affects infants and children. It is characterized by a thickening within the muscular lining of the heart chambers due to an increase in the amount of supporting connective tissue (ine...

Carcinoid syndrome is a disease consisting of a combination of symptoms, physical manifestations, and abnormal laboratory findings. Carcinoid syndrome is seen in individuals who have an underlying carcinoid tumour with spread to the liver. Carcino...

Formaldehyde Poisoning is a disorder brought about by breathing the fumes of formaldehyde. This can occur while working directly with formaldehyde, or using equipment cleaned with formaldehyde. Major symptoms may include eye, nose, and throat irri...

What Is a Biventricular Pacemaker? Leads are implanted through a vein into the right ventricle and into the coronary sinus vein to pace or regulate the left ventricle. Usually (but not always), a lead is also implanted into the right atriu...

What Is a Biventricular Pacemaker? Leads are implanted through a vein into the right ventricle and into the coronary sinus vein to pace or regulate the left ventricle. Usually (but not always), a lead is also implanted into the right atriu...

Latex allergy facts Latex allergy is dramatically on the rise throughout the world. Latex allergy rises with exposure and is suspected to continue to rise until a latex substitute is found. Latex allergy can be s...

Congenital lobar emphysema is a rare respiratory disorder in which air can enter the lungs but cannot escape, causing overinflation (hyperinflation) of the lobes of the lung. It is most often detected in newborns or young infants, but some cases d...

Loeffler's disease is a transient respiratory illness associated with the higher production of a type of disease-fighting white blood cell usually called eosinophils in the lungs.  Loeffler's disease or syndrome is also re...

Milk allergy is an abnormal response by the body's immune system to milk and products containing milk. It's one of the most common food allergies in children. Cow's milk is the usual cause of milk allergy, but milk from sheep, goats, buffalo and o...

Respiratory Syncytial Virus (RSV) is a common respiratory virus that can cause mild, cold-like symptoms in adults and older children, but can be more serious in infants and young children. RSV is highly contagious and spreads through respiratory d...

The sarcoid of boeck (sarcoidosis) is a chronic inflammatory disease that can affect any organ in the body, but most often involves the skin and lungs.  Sarcoid of boeck is characterized by the formation of small, round bumps (...

Secondhand smoke is the combination of smoke from the burning end of a cigarette and the smoke exhaled by the smoker. It is dangerous to both smokers and nonsmokers. Secondhand smoke contains more than 7000 chemicals, including 70 that can cause c...

Urticaria pigmentosa is a rare skin disorder that is a localized (cutaneous) form of mastocytosis. Some clinicians suggest that urticaria pigmentosa is the childhood form of mastocytosis. Mast cells are specialized cells of connective tissue that ...

General DiscussionVentricular septal defects are heart defects that are present at birth (congenital). The normal heart has four chambers. The two upper chambers, known as atria, are separated from each other by a fibrous partition known ...