National Cancer Institute Thesaurus

Last uploaded: July 2, 2026

Id	http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C2885 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C2885
Preferred Name	Peritoneal Effusion
Definitions	The accumulation of fluid in the peritoneal cavity, which may be serous, hemorrhagic, or the result of tumor metastasis to the peritoneum.
Synonyms	INCREASING ABDOMINAL DISTENTION OR ASCITES Peritoneal Effusion PERITONEAL_EFFUSION Ascites ascites
Type	http://www.w3.org/2002/07/owl#Class

label	Peritoneal Effusion
prefixIRI	Thesaurus:C2885
code	C2885
DEFINITION	The accumulation of fluid in the peritoneal cavity, which may be serous, hemorrhagic, or the result of tumor metastasis to the peritoneum.
ALT_DEFINITION	Abnormal buildup of fluid in the abdomen that may cause swelling. In late-stage cancer, tumor cells may be found in the fluid in the abdomen. Ascites also occurs in patients with liver disease. A clinical finding in which there is accumulation of interstitial fluid in the peritoneal cavity. A disorder characterized by accumulation of serous or hemorrhagic fluid in the peritoneal cavity. Abnormal collection of fluid in the peritoneal cavity. The accumulation of fluid in the peritoneal cavity, which may be serous, hemorrhagic, or the result of tumor metastasis to the peritoneum. Intra-abdominal fluid accumulation as determined by physical examination. Accumulation of fluid in the peritoneal cavity. The fluid may be serous, hemorrhagic, or the result of tumor metastasis to the peritoneum. See more See less
Is_Value_For_GDC_Property	http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C70729 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C173263
Legacy Concept Name	Peritoneal_Effusion Ascites
Has_ACC-AHA_SARS2_Authorized_Value	http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C17998 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C49488 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C49487
Contributing_Source	ACC/AHA CDISC CTCAE FDA GDC MedDRA NICHD PCDC See more See less
xRef	IMDRF:E1004
FULL_SYN	INCREASING ABDOMINAL DISTENTION OR ASCITES Peritoneal Effusion PERITONEAL_EFFUSION Ascites ascites
UMLS_CUI	C3554541
Maps_To	Ascites
Preferred_Name	Peritoneal Effusion
type	http://www.w3.org/2002/07/owl#Class
subClassOf	http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C3003
Has_PCDC_EWS_Authorized_Value	http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C17998 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C49488 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C49487 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C43234
Has_PCDC_Data_Type	http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C25162
FDA_Table	Patient Code (Appendix B)
Concept_In_Subset	http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C66830 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C157711 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C191670 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C90259 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C54450 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C119016 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C61410 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C191200 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C167409 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C174261 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C191402 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C189762 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C127268 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C118464 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C177537 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C99147 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C208333 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C191385 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C174239 See more See less
Semantic_Type	Finding

Add comment

Add proposal

Subscribe to notes emails

Delete	Subject	Author	Type	Created
No notes to display