Emphysema
Emphysema is a chronic lung
disease. It is often caused
by exposure to toxic
chemicals or long-term
exposure to tobacco smoke.
Emphysema is characterized
by loss of elasticity of the
lung tissue; destruction of
... > full story
COPD
Chronic obstructive
pulmonary disease (COPD) is
an umbrella term for a group
of respiratory tract
diseases that are
characterized by airflow
obstruction or limitation.
The most common cause is
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Bronchitis
Bronchitis is an obstructive
pulmonary disease
characterized by
inflammation of the bronchi
of the lungs. Bronchitis can
be acute (short-term), or
chronic (long-lasting).
Chronic bronchitis is
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Pulmonary alveolus
An alveolus (plural:
alveoli), is an anatomical
structure that has the form
of a hollow cavity. In the
lung, the pulmonary alveoli
are spherical outcroppings
of the respiratory
bronchioles and are the
... > full story
Browse Reference Articles
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Human parainfluenza viruses
Human parainfluenza viruses (HPIVs) are a group of four distinct serotypes of single-stranded RNA viruses belonging to the paramyxovirus family. They are the second most common cause of lower ... > more -
Gas exchange
Gas exchange or respiration takes place at a respiratory surface; a boundary between the external environment and the interior of the body. For unicellular organisms the respiratory surface is simply ... > more -
Oxygen therapy
Oxygen therapy is the administration of oxygen as a therapeutic modality. Oxygen therapy benefits the patient by increasing the supply of oxygen to the lungs and thereby increasing the availability ... > more -
Lung cancer
Lung cancer is a malignant tumour of the lungs. Most commonly it is bronchogenic carcinoma (about 90%). Lung cancer is the most lethal malignant tumour worldwide, causing up to 3 million deaths ... > more -
Metastasis
Metastasis is the spread of cancer from its primary site to other places in the body (e.g., brain, liver). Cancer cells can break away from a primary tumor, penetrate into lymphatic and blood ... > more -
Amyotrophic Lateral Sclerosis
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Mechanical ventilation
In medicine, mechanical ventilation is a method to assist or replace spontaneous breathing. Mechanical ventilation can be life-saving and is a mainstay of CPR, intensive care medicine, and ... > more
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