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Pneumonia - Symptoms and causes - Mayo Clinic
Pneumonia is an infection that inflames the air sacs in one or both lungs. The air sacs may fill with fluid or pus (purulent material), causing cough with phlegm or pus, fever, chills, and difficulty breathing. A variety of organisms, including bacteria, viruses and fungi, can cause pneumonia.
Sepsis - Symptoms & causes - Mayo Clinic
Sepsis may cause atypical blood clotting. The resulting small clots or burst blood vessels may damage or destroy tissues. Most people recover from mild sepsis, but the mortality rate for septic shock is about 30% to 40%. Also, an episode of severe sepsis raises the risk for future infections.
Amyotrophic lateral sclerosis (ALS) - Symptoms and causes
They also are at higher risk of breathing food, liquids or saliva into the lungs, which can cause pneumonia. A feeding tube can reduce these risks and ensure proper hydration and nutrition. Dementia Some people with ALS have trouble with language and decision-making. Some are eventually diagnosed with a form of dementia called frontotemporal ...
Parkinson's disease - Symptoms and causes - Mayo Clinic
The cause of Parkinson's disease is unknown, but several factors seem to play a role, including: Genes. Specific genetic changes are linked to Parkinson's disease. But these are rare unless many family members have had Parkinson's disease. Environmental factors.
Sjogren disease - Symptoms and causes - Mayo Clinic
Lungs, kidneys or liver. Swelling and irritation, called inflammation, can cause pneumonia, bronchitis or other issues in the lungs. Inflammation can keep the kidneys from working as they should and can cause the liver conditions hepatitis and cirrhosis. Lymph nodes. A small number of people with Sjogren disease get cancer of the lymph nodes.
Interstitial lung disease - Symptoms and causes - Mayo Clinic
Most of these conditions cause inflammation and progressive scarring of lung tissue. As part of this process, lung tissue thickens and stiffens, making it hard for the lungs to expand and fill with air. At some point, the scarring from interstitial lung disease makes it harder to breathe and get enough oxygen into the bloodstream.
Pulmonary embolism - Symptoms and causes - Mayo Clinic
Pulmonary embolism A pulmonary embolism (PE) occurs when a blood clot gets stuck in an artery in the lung, blocking blood flow to part of the lung. Blood clots most often start in the legs and travel up through the right side of the heart and into the lungs. This is called deep vein thrombosis (DVT).
Atelectasis - Symptoms and causes - Mayo Clinic
Pneumonia. Various types of pneumonia, which is a lung infection, can cause atelectasis. Pneumothorax. This is when air leaks into the space between your lungs and chest wall, causing some or all of a lung to collapse. Scarring of lung tissue. Injury, lung disease or surgery could cause scarring. Tumor.
COPD - Symptoms and causes - Mayo Clinic
Overview Chronic obstructive pulmonary disease (COPD) is an ongoing lung condition caused by damage to the lungs. The damage results in swelling and irritation, also called inflammation, inside the airways that limit airflow into and out of the lungs. This limited airflow is known as obstruction. Symptoms include trouble breathing, a daily cough that brings up mucus and a tight, whistling ...
Pulmonary edema - Symptoms & causes - Mayo Clinic
Pulmonary edema is a condition caused by too much fluid in the lungs. This fluid collects in the many air sacs in the lungs, making it difficult to breathe. In most cases, heart problems cause pulmonary edema. But fluid can collect in the lungs for other reasons. These include pneumonia, contact with certain toxins, medications, trauma to the chest wall, and traveling to or exercising at high ...
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