Skip Navigation Bar

Unified Medical Language System® (UMLS®)

Source and Term Types: Default Order of Precedence and Suppressibility - 2012AA Release

This Appendix displays the default order of Source|Term Types and suppressibility as set by NLM and distributed in the Metathesaurus® in MRRANK.RRF or MRRANK in ORF.

Effective with the 2012AA release, MTH|MM is no longer assigned to Metathesaurus strings with multiple meanings and has been deleted from this list. Ambiguous strings are identified in the AMBIGLUI.RRF (AMBIG.LUI in ORF) and AMBIGSUI.RRF (AMBIG.SUI in ORF) files.

Users are encouraged to change the order of Source|Term Type precedence and suppressibility to suit their requirements. The default settings will not be suitable for all applications. The highest ranking Source|Term Type within a concept determines the preferred name for that concept. Use MetamorphoSys to change the selection of preferred names or to alter suppressibility.

Source Abbreviation Term Type Suppressible
MTH PN No
RXNORM MIN No
MSH MH No
MSH TQ No
MSH PEP No
MSH PEN No
MSH EP No
MSH EN No
MSH XQ No
MSH PXQ No
MSH NM No
RXNORM SCD No
RXNORM SBD No
RXNORM SCDG No
RXNORM SBDG No
RXNORM SY No
RXNORM SCDF No
RXNORM SBDF No
RXNORM SCDC No
RXNORM DFG No
RXNORM DF No
RXNORM SBDC No
RXNORM BN No
RXNORM PIN No
RXNORM IN No
RXNORM BPCK No
RXNORM GPCK No
RXNORM TMSY No
DSM4 PT No
DSM3R PT No
SNOMEDCT PT No
SNOMEDCT FN No
SNOMEDCT SY No
SNOMEDCT PTGB No
SNOMEDCT SYGB No
SNOMEDCT MTH_PT No
SNOMEDCT MTH_FN No
SNOMEDCT MTH_SY No
SNOMEDCT MTH_PTGB No
SNOMEDCT MTH_SYGB No
SNOMEDCT SB No
SNOMEDCT XM No
NCBI SCN No
SCTUSX PT No
SCTUSX FN No
SCTUSX SY No
SNMI PT No
SNMI PX Yes
SNMI HT No
SNMI HX Yes
MTHSPL MTH_RXN_DP No
MTHSPL DP No
MTHSPL SU No
VANDF PT No
VANDF CD No
VANDF IN No
MDDB CD No
USPMG HC No
USPMG HT No
USPMG PT No
MMX MTH_RXN_CD No
MMX MTH_RXN_BD No
MMX CD No
MMX BD No
RCDSA PT No
RCDSY PT No
RCDAE PT No
RCDSA SY No
RCDSY SY No
RCDAE SY No
RCD PT No
MSH N1 No
MSH PCE No
MSH CE No
RCDSA OP Yes
RCDSY OP Yes
RCDAE OP Yes
RCD OP Yes
SNM PT No
SNMI RT No
SNM RT No
SNMI SY No
SNMI SX Yes
RCD SY No
RCDSA IS Yes
RCDSY IS Yes
RCDAE IS Yes
RCD IS Yes
RCDAE AT No
RCD AT No
RCD AS Yes
SNMI AD No
SNM SY No
SNM RS No
CPM PT No
DDB PT No
DDB SY No
NEU HT No
NEU PT No
NEU XX No
NEU SY No
FMA PT No
FMA SY No
FMA OP Yes
FMA IS Yes
UWDA PT No
UWDA SY No
UMD PT No
UMD SY No
UMD ET No
UMD RT No
GS CD No
MMSL CD No
GS MTH_RXN_BD No
GS BD No
MMSL MTH_RXN_BD No
MMSL BD No
MMSL SC No
MMSL MS No
MMSL GN No
MMSL BN No
MMSL IN No
VANDF AB No
GS MTH_RXN_CD No
VANDF MTH_RXN_CD No
MTHFDA MTH_RXN_CD No
MTHFDA CD No
NDDF MTH_RXN_CDC No
NDDF CDC No
NDDF CDD No
NDDF CDA No
NDDF IN No
NDDF DF No
NDFRT MTH_RXN_RHT No
NDFRT HT No
NDFRT FN No
NDFRT PT No
NDFRT SY No
NDFRT AB No
SPN PT No
MDR PT No
MDR MTH_PT No
MDR HG No
MDR MTH_HG No
MDR OS No
MDR MTH_OS No
MDR HT No
MDR MTH_HT No
MDR LT No
MDR MTH_LT No
MDR SMQ No
MDR MTH_SMQ No
MDR XM No
MDR AB Yes
CST PT No
WHO PT No
WHO OS No
WHO HT No
WHO IT No
AIR HT No
AIR FI No
AIR DI No
AIR SY No
ULT PT No
CPT PT No
CPT SY No
CPT MP No
HCPT PT No
HCPCS PT No
HCDT PT No
HCPCS MP No
HCPT MP No
ICD10AE PT No
ICD10 PT No
ICD10AE PX No
ICD10 PX No
ICD10AE PS Yes
ICD10 PS Yes
ICD10AMAE PT No
ICD10AM PT No
ICD10AMAE PX No
ICD10AM PX No
ICD10AMAE PS Yes
ICD10AM PS Yes
OMIM PT No
OMIM PTAV No
OMIM PTCS No
OMIM SYN No
OMIM ET No
OMIM ETAV No
OMIM HT No
OMIM ACR No
MEDCIN PT No
MEDCIN MTH_PT No
MEDCIN FN No
MEDCIN MTH_FN No
MEDCIN XM No
MEDCIN SY No
MEDCIN MTH_SY No
HUGO PT No
HUGO MTH_ACR No
HUGO ACR No
HUGO NA No
HUGO SYN No
ICNP PT No
ICNP MTH_PT No
ICNP XM No
PNDS PT No
PNDS HT No
PDQ PT No
PDQ HT No
PDQ PSC No
PDQ SY No
PDQ MTH_SY No
NCI PT No
NCI SY No
NCI BioCSY No
NCI CDCPT No
NCI CDISCPT No
NCI CDISCSY No
NCI CSN No
NCI DCPPT No
NCI DCPSY No
NCI DN No
NCI DTPPT No
NCI DTPSY No
NCI FBD No
NCI FDAAB No
NCI FDAPT No
NCI FDASY No
NCI HD No
NCI CRCHPT No
NCI CRCHSY No
NCI DICOMPT No
NCI BRIDGPT No
NCI RENIDN No
NCI BioCPT No
NCI CCN Yes
NCI NCI-GLOSSOP Yes
NCI CTCAEPT No
NCI CCS Yes
NCI JAXPT No
NCI JAXSY No
NCI KEGGPT No
NCI ICHAB No
NCI ICHPT No
NCI NCI-HL7AB No
NCI NCI-HL7PT No
NCI UCUMAB No
NCI UCUMPT No
NCI KEGGAB No
NCI KEGGSY No
NCI NICHDPT No
NCI NICHDSY No
NCI PIDPT No
NCI NCPDPPT No
NCI ZFINPT No
NCI NCI-GLOSSPT No
NCI ICHSY No
NCI NCI-HL7SY No
NCI UCUMSY No
NCI ZFINSY No
NCI NCI-GLOSSSY No
NCI OP Yes
NCI AD No
NCI CA2 No
NCI CA3 No
NCI BN No
NCI AB No
MTHICPC2EAE PT No
ICPC2EENG PT No
MTHICPC2ICD107B PT No
MTHICPC2ICD10AE PT No
ICF HT No
ICF PT No
ICF MTH_HT No
ICF MTH_PT No
ICF-CY HT No
ICF-CY PT No
ICF-CY MTH_HT No
ICF-CY MTH_PT No
ICPC2ICD10ENG PT No
ICPC PX No
ICPC PT No
ICPC PS Yes
ICPC PC No
ICPC CX No
ICPC CP No
ICPC CS Yes
ICPC CC No
ICPC2EENG CO No
ICPC CO No
MTHICPC2EAE AB Yes
ICPC2EENG AB Yes
CCPSS TX No
CCPSS TC Yes
CCPSS PT No
CCPSS MP No
ICPC2P PTN No
ICPC2P MTH_PTN No
ICPC2P PT No
ICPC2P MTH_PT Yes
ICPC2P OPN Yes
ICPC2P MTH_OPN Yes
ICPC2P OP Yes
ICPC2P MTH_OP Yes
AOD DE No
AOD DS No
AOD XD No
AOD FN No
AOT PT No
AOT ET No
AOD ET No
AOD ES No
AOD EX No
AOD NP No
AOD NS No
AOD NX No
HCPCS OP Yes
HCPT OP Yes
HCPCS OM Yes
HCPT OM Yes
HCPT OAM Yes
HCPCS OAM Yes
GO PT No
GO MTH_PT No
GO ET No
GO MTH_ET No
GO SY No
GO MTH_SY No
GO OP Yes
GO MTH_OP Yes
GO OET Yes
GO IS Yes
GO MTH_IS Yes
JABL PC No
JABL PT No
JABL SS No
JABL SY No
PDQ ET No
PDQ CU No
PDQ MTH_LV No
PDQ LV No
PDQ MTH_AB No
PDQ MTH_ACR No
PDQ ACR No
PDQ AB No
PDQ BD No
PDQ FBD No
PDQ OP Yes
PDQ CCN No
PDQ CHN No
PDQ MTH_CHN No
PDQ IS Yes
PDQ MTH_BD No
NCBI USN No
NCBI USY No
NCBI SY No
NCBI UCN No
NCBI CMN No
NCBI UE No
NCBI EQ No
NCBI AUN Yes
NCBI UAUN Yes
BI PT No
BI SY No
BI RT No
LNC_BRADEN LC No
LNC_OASIS LC No
LNC_BRADEN MTH_LN No
LNC_OASIS MTH_LN No
LNC_OASIS OLC Yes
LNC_PHQ_9 LC No
LNC_PHQ_9 MTH_LN No
LNC_FLACC MTH_LN No
LNC_CAM LC No
LNC_CAM MTH_LN No
LNC_RHO LC No
LNC_WHO LC No
LNC_RHO MTH_LN No
LNC_WHO MTH_LN No
LNC_MDS30 LC No
LNC_MDS20 LC No
LNC_MDS20 MTH_LN No
LNC_MDS30 MTH_LN No
LNC MTH_LN No
LNC_FLACC LC No
LNC_FLACC LN No
LNC_OPTIMAL LN No
LNC_OPTIMAL LC No
LNC_OPTIMAL MTH_LN No
LNC_NEUROQOL LN No
LNC_NEUROQOL LC No
LNC_NEUROQOL MTH_LN No
LNC_CAM LN No
LNC_RHO LN No
LNC_WHO LN No
LNC_MDS30 LN No
LNC_MDS20 LN No
LNC_PHQ_9 LN No
LNC_BRADEN LN No
LNC_OASIS LN No
LNC LN No
LNC OSN No
LNC MTH_CN No
LNC LPN No
LNC MTH_LPN No
LNC LPDN No
LNC HC No
LNC HS No
LNC CN No
LNC_MDS20 OLC Yes
LNC_MDS30 OLC Yes
LNC_PHQ_9 OLC Yes
LNC OLC Yes
LNC LC No
LNC XM No
LNC LS No
LNC_MDS20 LO Yes
LNC_MDS30 LO Yes
LNC_OASIS LO Yes
LNC_PHQ_9 LO Yes
LNC LO Yes
LNC MTH_LO Yes
LNC_MDS20 MTH_LO Yes
LNC_MDS30 MTH_LO Yes
LNC_OASIS MTH_LO Yes
LNC_PHQ_9 MTH_LO Yes
LNC OOSN Yes
DSM4 HT No
DSM3R HT No
SNM HT No
ICD10CM PT No
ICD9CM PT No
ICD10CM XM No
MDR OL Yes
MDR MTH_OL Yes
ICD10CM MTH_PT No
ICD10CM HT No
ICD10CM MTH_HT No
ICD9CM HT No
CCS HT No
CCS MD No
CCS SD No
CCS MV No
CCS SP No
CCS XM No
ICPC2ICD10ENG XM No
ICD10AE HT No
ICD10PCS PT No
ICD10PCS PX No
ICD10PCS HX No
ICD10PCS MTH_HX No
ICD10PCS HT No
ICD10PCS XM No
ICD10PCS HS Yes
ICD10PCS AB Yes
ICD10 HT No
ICD10AE HX No
ICD10 HX No
ICD10AE HS Yes
ICD10 HS Yes
ICD10AMAE HT No
ICD10AM HT No
UMD HT No
ICPC HT No
RAM PT No
RAM RT No
QMR PT No
HL7V3.0 CSY No
HL7V3.0 PT No
HL7V3.0 CDO No
HL7V3.0 VS No
HL7V3.0 BR No
HL7V3.0 CPR No
HL7V3.0 CR No
HL7V3.0 MTH_PT No
HL7V3.0 NPT No
HL7V3.0 MTH_NPT No
HL7V3.0 OP Yes
HL7V3.0 ONP Yes
MTHHL7V2.5 PT No
HL7V2.5 PT No
HL7V2.5 HTN No
MTHCH HT No
MTHHH HT No
CCC PT No
HHC DX No
BI AB No
HHC IV No
CCC HT No
HHC CO No
NIC IV No
NIC HC No
NAN PT No
NAN HT No
NAN HC No
NAN RT No
OMS MTH_SI No
OMS PR No
OMS TG No
OMS HT No
OMS PQ No
OMS IVC No
OMS SI No
OMS SCALE No
NIC AC No
NOC OC No
NOC MTH_ID No
NOC ID No
PCDS GO No
PCDS OR No
PCDS PR No
NIC HT No
NOC HT No
NOC HC No
CCC MTH_HT No
CCC MP No
HHC MP No
PCDS CO No
PCDS HX No
PCDS HT No
COSTAR PT No
DXP DI No
DXP FI No
DXP SY No
MCM PT No
MCM RT No
PPAC DO No
PPAC CL No
PPAC AC No
PPAC ST No
PPAC TA No
ALT PT No
ALT HT No
MTH CV No
MTH XM No
MTH PT No
MTH SY No
MTH RT No
DSM3R SY No
DSM3R RT No
ICD10CM ET No
ICD10CM MTH_ET No
MTHICD9 ET No
ICD10CM AB Yes
ICD9CM AB Yes
CST SC No
CST HT No
CST GT No
PSY PT No
PSY HT No
PSY ET No
MTHMST PT No
MTHMST SY No
MEDLINEPLUS PT No
MEDLINEPLUS ET No
MEDLINEPLUS SY No
MEDLINEPLUS HT No
LCH PT No
MSH HT No
MSH HS No
MSH DEV Yes
MSH DSV Yes
MSH QAB Yes
MSH QEV Yes
MSH QSV Yes
MSH PM No
CPT AB Yes
HCPT AB Yes
HCPCS AB Yes
RCDSA AB Yes
RCDSY AB Yes
RCDAE AB Yes
RCD AB Yes
RCDSA OA Yes
RCDSY OA Yes
RCDAE OA Yes
RCD OA Yes
RCDAE AA Yes
RCD AA Yes
CSP PT No
CSP SY No
CSP ET No
CSP AB No
MTH DT No
HCPT OA Yes
HCPT AM Yes
HCPCS OA Yes
HCPCS AM Yes
HCDT AB Yes
ALT AB Yes
RXNORM ET No
RXNORM OCD Yes
SCTUSX OP Yes
SNOMEDCT OP Yes
SCTUSX OF Yes
SNOMEDCT OF Yes
SCTUSX IS Yes
SNOMEDCT IS Yes
SNOMEDCT MTH_OP Yes
SNOMEDCT MTH_OF Yes
SNOMEDCT MTH_IS Yes
SCTSPA PT No
SCTSPA FN No
SCTSPA SY No
SCTSPA MTH_PT No
SCTSPA MTH_FN No
SCTSPA MTH_SY No
SCTSPA SB No
SCTSPA OP Yes
SCTSPA OF Yes
SCTSPA IS Yes
SCTSPA MTH_OP Yes
SCTSPA MTH_OF Yes
SCTSPA MTH_IS Yes
MSHPOR TQ No
MSHPOR MH No
MSHPOR PXQ No
MSHPOR XQ No
MSHPOR HT No
MSHPOR PEP No
MSHPOR EP No
MSHPOR SY No
MSHSPA TQ No
MSHSPA MH No
MSHSPA PXQ No
MSHSPA XQ No
MSHSPA HT No
MSHSPA PEP No
MSHSPA EP No
MSHSPA SY No
MSHCZE MH No
MSHCZE PEP No
MSHCZE PEN No
MSHCZE EN No
MSHCZE EP No
MSHDUT MH No
MSHSWE MH No
MSHNOR MH No
MSHGER MH No
MSHNOR PEP No
MSHGER PEP No
MSHNOR PEN No
MSHGER PEN No
MSHNOR EP No
MSHGER EP No
MSHNOR DSV Yes
MSHGER DSV Yes
MSHNOR EN No
MSHGER EN No
MSHFIN MH No
MSHLAV MH No
MSHSCR MH No
MSHFRE MH No
MSHLAV PEP No
MSHSCR PEP No
MSHFRE PEP No
MSHLAV EP No
MSHSCR EP No
MSHFRE EP No
MSHSCR PEN No
MSHSCR EN No
MSHFRE PEN No
MSHFRE EN No
MSHITA MH No
MSHITA PEN No
MSHITA PEP No
MSHITA EN No
MSHITA EP No
MSHJPN PT No
MSHPOL MH No
MSHRUS MH No
MSHJPN SY No
MSHJPN PEN No
MSHJPN EP No
MSHJPN EN No
MSHJPN PCE No
MSHJPN CE No
KCD5 HT No
TKMT PT No
CHV PT No
CHV SY No
KCD5 PT No
MSHPOL SY No
MSHRUS SY No
MSHDUT SY No
MDRSPA PT No
MDRSPA HG No
MDRSPA HT No
MDRSPA LT No
MDRSPA OS No
MDRSPA SMQ No
MDRSPA OL Yes
MDRSPA AB Yes
MDRDUT PT No
MDRDUT HG No
MDRDUT HT No
MDRDUT LT No
MDRDUT OS No
MDRDUT SMQ No
MDRDUT OL Yes
MDRDUT AB Yes
MDRFRE PT No
MDRFRE HG No
MDRFRE HT No
MDRFRE LT No
MDRFRE SMQ No
MDRFRE OS No
MDRFRE OL Yes
MDRFRE AB Yes
MDRGER PT No
MDRGER HG No
MDRGER HT No
MDRGER LT No
MDRGER SMQ No
MDRGER OS No
MDRGER OL Yes
MDRGER AB Yes
MDRITA PT No
MDRITA HG No
MDRITA HT No
MDRITA LT No
MDRITA SMQ No
MDRITA OS No
MDRITA OL Yes
MDRITA AB Yes
MDRJPN PT No
MDRJPN PTJKN No
MDRJPN PTJKN1 No
MDRJPN HG No
MDRJPN HGJKN No
MDRJPN HGJKN1 No
MDRJPN HT No
MDRJPN HTJKN No
MDRJPN HTJKN1 No
MDRJPN LT No
MDRJPN LTJKN No
MDRJPN LTJKN1 No
MDRJPN OS No
MDRJPN SMQ No
MDRJPN OL Yes
MDRJPN OLJKN Yes
MDRJPN OLJKN1 Yes
MDRCZE PT No
MDRHUN PT No
MDRPOR PT No
MDRCZE HG No
MDRHUN HG No
MDRPOR HG No
MDRCZE HT No
MDRHUN HT No
MDRPOR HT No
MDRCZE LT No
MDRHUN LT No
MDRPOR LT No
MDRCZE OS No
MDRHUN OS No
MDRPOR OS No
MDRCZE SMQ No
MDRHUN SMQ No
MDRPOR SMQ No
MDRCZE OL Yes
MDRHUN OL Yes
MDRPOR OL Yes
MDRCZE AB Yes
MDRHUN AB Yes
MDRPOR AB Yes
MDRJPN OSJKN No
MDRJPN OSJKN1 No
WHOFRE HT No
WHOGER HT No
WHOPOR HT No
WHOSPA HT No
WHOFRE PT No
WHOGER PT No
WHOPOR PT No
WHOSPA PT No
WHOFRE IT No
WHOGER IT No
WHOPOR IT No
WHOSPA IT No
WHOFRE OS No
WHOGER OS No
WHOPOR OS No
WHOSPA OS No
CPTSP PT No
DMDUMD PT No
DMDUMD ET No
DMDUMD RT No
DMDICD10 PT No
DMDICD10 HT No
ICPCBAQ PT No
ICPCDAN PT No
ICPC2EDUT PT No
ICD10DUT PT No
ICD10DUT HT No
ICPC2ICD10DUT PT No
ICPCDUT PT No
ICPCFIN PT No
ICPCFRE PT No
ICPCGER PT No
ICPCHEB PT No
ICPCHUN PT No
ICPCITA PT No
ICPCNOR PT No
ICPCPOR PT No
ICPCSPA PT No
ICPCSWE PT No
ICPCBAQ CP No
ICPCDAN CP No
ICPCDUT CP No
ICPCFIN CP No
ICPCFRE CP No
ICPCGER CP No
ICPCHEB CP No
ICPCHUN CP No
ICPCITA CP No
ICPCNOR CP No
ICPCPOR CP No
ICPCSPA CP No
ICPCSWE CP No
MTHMSTFRE PT No
MTHMSTITA PT No
SRC RPT No
SRC RHT No
SRC RAB No
SRC RSY No
SRC VPT No
SRC VAB No
SRC VSY No
SRC SSN No