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Inogen Oxygen Education Blog

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What is Tachypnea?

Tachypnea is the medical term for an increased respiratory (breathing) rate. The normal respiratory rate is 12 to 20 breaths per minute in adults. When the breathing rate is greater than 20 breaths per minute, it is considered tachypnea. Tachypnea is a symptom of an underlying illness and is not a disease, itself. Causes Tachypnea […]

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What Does Stage II COPD Mean?

As chronic obstructive pulmonary disease (COPD) worsens, the flow of air to and from your lungs gets increasingly limited making it gradually more difficult to breathe. Once you’ve reached Stage II COPD, otherwise known as moderate COPD, your lung function becomes reduced to between 50% and 79% of the predicted normal.[1]  What else should you […]

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What is Bronchiectasis?

Bronchiectasis is among a group of lung diseases classified as chronic obstructive pulmonary disease, or COPD. The disease is marked by an abnormal widening and thickening of the large airways (bronchi) of the lungs as a result of chronic inflammation and/or infection. When the airways thicken, excess mucus pools in the widened areas, leading to […]

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What is Metastatic Lung Cancer?

Metastatic lung cancer. Three words no one ever wants to hear. But, because nearly 40% of people with newly diagnosed lung cancer already have metastases to other parts of the body,[1] it’s important to understand the gravity of the term and how early recognition of symptoms may help prevent lung cancer from spreading. Definition Metastatic […]

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How Does an Oxygen Sensor Work?

An oxygen (O2) sensor senses the percentage of oxygen in the air being delivered to an oxygen therapy patient. Oxygen sensors are placed in in oxygen concentrators to ensure proper creation and delivery of oxygen. The Inogen One G4 is equipped with an internal oxygen sensor that will alarm should the O2 concentration go below […]

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What are Lung Cancer Screening Guidelines?

According to the American Cancer Society, lung cancer, by far, is the leading cause of cancer deaths among men and women, alike. In fact, every year, more people die of lung cancer than from colon, breast and prostate cancers combined.[1] Because lung cancer is so prevalent, lung cancer screening was developed to detect lung cancer […]

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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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