Home / Respiratory Infections

List of Moraxella Catarrhalis Infections

M. catarrhalis bacteria are responsible for pink eye and common ear infections. Learn how children and adults can stay proactive against infection....

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What Is Pharyngitis?

Pharyngitis is an inflammation of the throat (pharynx) that results in a sore, tender throat. It's a common condition that's often caused by...

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Coughing Up White Mucus

Coughing up phlegm is a common symptom of bronchitis and other upper respiratory infections. Learn what causes white mucus and when to call a doctor....

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What Are Nontuberculous Mycobacteria?

Nontuberculous mycobacteria (NTM) usually do not make humans sick, but some people are at higher risk. Reviewed by a board-certified physician....

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Respiratory Infections

Pneumonia and bronchitis are a few respiratory infections that can be prevented. Learn how to put up your best defense and what to do if you do get...

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What Is an Upper Respiratory Infection?

Upper respiratory infections affect the nose, sinuses, and throat. They are usually viral. Reviewed by a board-certified infectious disease...

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What Is Legionnaires’ Disease?

Legionnaires' disease is a serious type of pneumonia caused by Legionella bacteria. Reviewed by a board-certified internal medicine physician....

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Symptoms of Tuberculosis (TB)

TB is usually confined to the lungs, but can sometimes spread to other organs. The signature symptom of TB in the lungs is a persistent cough with...

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How Tuberculosis (TB) Is Treated

Both latent and active TB are treated with oral antibiotics. The course prescribed depends on your case and health, and may need changing over time....

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How Tuberculosis (TB) Is Diagnosed

A skin or blood test can ID the presence of TB bacteria, but active disease detection requires culturing and imaging. There are two different types...

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An Overview of Lung Abscess

A lung abscess is a pus-filled cavity within the lung caused by an infection. Learn about the symptoms, causes, diagnosis, treatment, and prognosis....

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Infectious Diseases That Spread Through Saliva

Mononucleosis, or mono, is known as the “kissing disease.” Learn about other infectious diseases that can be spread through saliva. If you've...

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What Is Tuberculosis?

Tuberculosis (TB) is a contagious airborne disease affecting the lungs and other organs. Reviewed by a board-certified infectious disease physician....

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Causes and Risk Factors of Tuberculosis

TB is caused by M. tuberculosis, a bacteria that spreads in the air when people cough or sneeze. These risk factors increase your odds of infection....

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Can Vitamin D Lower the Risk of Respiratory Infections?

Learn what medical research says about the role vitamin D plays in lowering the risk of respiratory infections by strengthening the immune system....

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An Overview of Pleurodynia

Pleurodynia symptoms include severe, gripping chest or abdominal pain. Learn about the causes, diagnosis, and treatment for this viral infection....

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What Is a TB Skin Test?

A TB skin test shows if your immune system has responded to the bacterium that causes tuberculosis. It is a simple shot that is read 48-72 hours...

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What to Know About Keflex (Cephalexin)

Cephalexin is a first-generation cephalosporin antibioti used to treat bacterial infections including ear infections and respiratory tract...

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