infectious upper airway condition
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Explore overview, symptoms, causes, treatment, diagnosis, prevention, and FAQ articles for this condition.
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What is Laryngitis
Laryngitis is inflammation of the larynx, the part of the upper airway that contains the vocal folds and helps regulate breathing, voice production, and airway protection. When the laryngeal tissues become irritated or inflamed, the vocal folds do not vibrate normally,…
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Symptoms of Laryngitis
Laryngitis is inflammation of the larynx, the structure that contains the vocal folds. The most recognizable symptoms are hoarseness, a weak or rough voice, loss of voice, throat discomfort, and a dry, irritating cough. These symptoms occur because the vocal folds…
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What is Sinusitis
Sinusitis is inflammation of the mucosal lining of the paranasal sinuses, the air-filled cavities in the skull that connect to the nasal passages. In practical terms, it is a disorder of the upper respiratory tract in which the normal function of…
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Symptoms of Sinusitis
The symptoms of sinusitis usually include facial pressure or pain, nasal congestion, thick nasal discharge, reduced sense of smell, and a feeling of fullness in the head or face. These symptoms arise because the sinus lining becomes inflamed, swollen, and unable…
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Causes of Sinusitis
What causes sinusitis? In most cases, sinusitis develops when the normal drainage and ventilation of the paranasal sinuses are disrupted, allowing the lining of the sinuses to become inflamed and mucus to accumulate. The underlying cause is usually not a single…
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Treatment for Sinusitis
What treatments are used for Sinusitis? Treatment commonly includes measures to reduce inflammation and swelling in the sinus lining, improve drainage of mucus, control infection when present, and relieve pain or pressure. Depending on whether the condition is acute, recurrent, or…
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Diagnosis of Sinusitis
Sinusitis is diagnosed by combining the patient’s symptoms, physical examination findings, and, when needed, targeted tests that show inflammation or infection in the paranasal sinuses. The condition involves swelling of the mucosal lining inside the sinus cavities, which can block normal…