Source:http://linkedlifedata.com/resource/umls/id/C0001818
MSH: Obsessive, persistent, intense fear of open places.,CSP: intense, irrational fear of open spaces, characterized by marked fear of being alone or of being in public places where escape would be difficult or help might not be available.,NCI: An anxiety disorder characterized by an intense, irrational fear of venturing out into open places or situations in which help (or escape) might not be available should excessive anxiety or panic symptoms develop.