Age
Item
age 18 years old or older
boolean
C0001779 (UMLS CUI [1])
Malignant Biliary Obstruction Biopsy | Malignant Biliary Obstruction Operative Surgical Procedures
Item
biliary obstruction by any malignant process with histologically or cytologically confirmed by biopsy or previous surgical procedures
boolean
C3898473 (UMLS CUI [1,1])
C0005558 (UMLS CUI [1,2])
C3898473 (UMLS CUI [2,1])
C0543467 (UMLS CUI [2,2])
Symptoms Biliary obstruction
Item
clinical symptoms of biliary obstruction
boolean
C1457887 (UMLS CUI [1,1])
C0400979 (UMLS CUI [1,2])
Malignant Biliary Obstruction unresectable | Malignant Biliary Obstruction Operative Surgical Procedures Refused
Item
unresectable or refused to be surgically treated biliary obstruction by any malignant process
boolean
C3898473 (UMLS CUI [1,1])
C1519810 (UMLS CUI [1,2])
C3898473 (UMLS CUI [2,1])
C0543467 (UMLS CUI [2,2])
C1705116 (UMLS CUI [2,3])
Protocol Compliance | Informed Consent
Item
willing and able to comply with the study procedures and provide written informed consent to participate in the study
boolean
C0525058 (UMLS CUI [1])
C0021430 (UMLS CUI [2])
Stricture of bile duct Suspected
Item
suspected benign bile duct stricture
boolean
C0235982 (UMLS CUI [1,1])
C0750491 (UMLS CUI [1,2])
Stricture Dilate procedure Insufficient | Other Coding
Item
strictures that can not be dilated enough to pass the delivery system
boolean
C1261287 (UMLS CUI [1,1])
C1322279 (UMLS CUI [1,2])
C0205412 (UMLS CUI [1,3])
C3846158 (UMLS CUI [2])
Perforation of bile duct
Item
perforation of any duct within the biliary tree
boolean
C0156218 (UMLS CUI [1])
Bare-metal biliary stent Present | Bile duct Operative Surgical Procedures
Item
presence metallic biliary stent or bile duct surgery
boolean
C3876356 (UMLS CUI [1,1])
C0150312 (UMLS CUI [1,2])
C0005400 (UMLS CUI [2,1])
C0543467 (UMLS CUI [2,2])
Medical contraindication Percutaneous transhepatic cholangiography
Item
patients for whom ptc procedures are contraindicated
boolean
C1301624 (UMLS CUI [1,1])
C0203085 (UMLS CUI [1,2])
Hepatitis | Secondary malignant neoplasm of liver Involving Liver lobes
Item
patients with active hepatitis or intrahepatic metastases that extensively involves both lobes of the liver
boolean
C0019158 (UMLS CUI [1])
C0494165 (UMLS CUI [2,1])
C1314939 (UMLS CUI [2,2])
C0447541 (UMLS CUI [2,3])
Compliance behavior Lacking | Informed Consent Lacking
Item
noncooperation or no authorization and signature
boolean
C1321605 (UMLS CUI [1,1])
C0332268 (UMLS CUI [1,2])
C0021430 (UMLS CUI [2,1])
C0332268 (UMLS CUI [2,2])