def: Pulsus paradoxus refers to a systolic pressure drop greater than 10mmHg during inspiration.
comment: Pulsus paradoxus results from alterations in the mechanical forces imposed on the chambers of the heart and pulmonary vasculature and is often due to pericardial disease, particularly cardiac tamponade and to a lesser degree constrictive pericarditis.
Preferred term label: Pulsus paradoxus
Synonyms
Definition (free text, please give PubMed ID) https://www.ncbi.nlm.nih.gov/medgen/C0232118
Parent term (use hpo.jax.org/app)
Diseases characterized by this term ? (e.g. Orphanet or OMIM number) Pericarditis, constrictive
Your nano-attribution (ORCID)