Inogen Oxygen Education Blog

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How Common is Lung Adenocarcinoma?

Lung adenocarcinoma is a type of non-small cell lung cancer (NSCLC) that occurs when abnormal lung cells chaotically multiply to form a tumor. Untreated, these tumor cells can metastasize (spread) to other parts of the body including the lymph nodes around and in-between the lungs, the liver, brain, bones and adrenal glands.[1] Lung Adenocarcinoma vs […]

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What’s the Difference between an Oxygen Regulator and an Oxygen Sensor?

Supplemental oxygen therapy can be delivered in three ways: via oxygen concentrator, compressed oxygen gas or liquid oxygen. Many oxygen concentrators contain an oxygen sensor, while oxygen tanks work by using an oxygen regulator. The difference between these two methods is explained in the following text. Oxygen Concentrators The least expensive, in the long-term, and […]

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What is Bronchogenic Carcinoma?

The term “bronchogenic carcinoma” seems to have evolved over the years. Historically, it was used to define certain types of lung cancer that originated in the bronchi (largest air passages in the lungs) and bronchioles (smallest air passages in the lungs). At present, the term is used interchangeably to describe any type, or subtype, of […]

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What is Hypersensitivity Pneumonitis?

Hypersensitivity pneumonitis, also known as extrinsic allergic alveolitis or allergic alveolitis, is a rare immune system disorder of the lungs caused by exposure to dust and other substances found in the environment.  These substances trigger an immune response in the lungs that causes short or long-term inflammation, primarily in a part of the lungs called […]

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Defining Oxygenation and What it Means for Your Health

Oxygenation can be defined as the addition of oxygen to any chemical or physical system, including the human body. It’s a word also used to describe interventions that provide a greater oxygen supply to the lungs and circulatory system. Adequate oxygenation is essential for maintaining optimal health and vitality. When illness occurs and oxygen status […]

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What is Forced Vital Capacity (FVC)?

Forced vital capacity, or FVC, is one of the measurements taken during a spirometry test, a type of pulmonary (lung) function test that helps doctors determine the presence and severity of lung disease. FVC reflects the amount of air you can forcibly exhale, after taking the deepest breath possible. Once your FVC is determined, your […]

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What are the Different Types of Pulmonary Function Tests?

Pulmonary function tests – sometimes referred to as PFTs, lung function or breathing tests – are a battery of tests that evaluate how well your lungs work. Together with patient history and other diagnostic tests, they help doctors assess respiratory symptoms, such as shortness of breath and cough, identify risks before surgery and diagnose common […]

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