has symptom sick building syndrome UMLS_CUI:C0037050 disease_ontology An extrinsic allergic alveolitis that is characterized by a set of symptoms such as headache, fatigue, eye irritation, and breathing difficulties that affect workers in modern airtight office buildings. The disease is caused by indoor pollutants (as formaldehyde fumes, particulate matter, or microorganisms), and the symptoms tend to disappear when affected individuals leave the building. SNOMEDCT_US_2025_09_01:19076009 MESH:D018877 DOID:2710 extrinsic allergic alveolitis headache breathing problems fatigue