A respiratory abnormality that is characterized by a difficulty in breathing that occurs when lying down and is relieved upon changing to an upright position (as in congestive heart failure). [ url:http://www2.merriam-webster.com/cgi-bin/mwmednlm?book=Medical&va=orthopnea ]
This is just here as a test because I lose it
Term information
database
cross reference
- UMLS_CUI:C0085619
- UMLS_ICD9CM_2005_AUI:A0004140
- ICD9CM_2005:786.02
definition
A respiratory abnormality that is characterized by a difficulty in breathing that occurs when lying down and is relieved upon changing to an upright position (as in congestive heart failure).