Disease or Syndrome
chronic sinusitis
chron·ic si·nus·i·tis [ kron-ik sahy-nuh-sahy-tis ]
Definitions related to chronic sinusitis:
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A chronic form of sinusitis.Human Phenotype Ontology (HPO)The Human Phenotype Ontology Project, 2021
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Inflammation of the paranasal sinuses that typically lasts beyond eight weeks. It is caused by infections, allergies, and the presence of sinus polyps or deviated septum. Signs and symptoms include headache, nasal discharge, swelling in the face, dizziness, and breathing difficulties.NCI ThesaurusU.S. National Cancer Institute, 2021
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Sinusitis that lasts more than thirty days without improvement.NICHD Pediatric TerminologyU.S. National Cancer Institute, 2021
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Chronic sinusitis is one of the more prevalent chronic illnesses in the United States, affecting persons of all age groups (see Epidemiology). It is an inflammatory process that involves the paranasal sinuses and persists for 12 weeks or longer (see Pathophysiology).WebMD, 2019
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Chronic sinusitis occurs when the spaces inside your nose and head (sinuses) are swollen and inflamed for three months or longer, despite treatment.Mayo Foundation for Medical Education and Research
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Chronic sinusitis is inflammation of the paranasal sinuses lasting more than 12 weeks. Symptoms include facial pressure, rhinorrhea, postnasal drainage, congestion, and general malaise. Chronic sinusitis is divided into 2 groups, with and without polyps, which have slightly different treatment regimens. This monograph discusses chronic...Athenahealth, Inc., 2019
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