Counts
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Relationship
Relationship Attribute
Count (MRREL.RRF)
SIB
*
393968
PAR
*
33818
SY
translation_of
25186
RO
*
10392
RB
inverse_isa
4241
RO
entry_combination_of
697
PAR
*
115
Notes
Sample data are taken from MRREL.RRF. Associated strings(str) from MRCONSO.RRF are also included
See relationships definitions below.
Every relationship has a separate row in MRREL.RRF.
Relationships are assigned based on source documentation or NLM understanding of the source.
Metathesaurus relationships in MRREL.RRF are read from right to left .
All relationships in MRREL.RRF are expressed in both directions, for example: 'has_ingredient/ingredient_of'. Inverse relationships in each pair are indicated on this page.
An asterisk (*) in the relationship attribute column indicates that no relationship attribute (RELA) was assigned.
Every even row (indicated by orange colored rel/rela pairs) indicates that the current row is an inverse relationship of the row above it.
See section 2.7.1.3.9 in UMLS Documentation Section 2, Metathesaurus for more information on Related Concepts, MRREL.RRF.
Relationship Definitions
AQ : allowed qualifier
CHD : has child (narrower hierarchical term)
DEL : deleted concept
PAR : has parent (broader hierarchical term)
QB : can be qualifier by
RB : has a broader relationship
RL : has similar or like relationship
RN : has narrower relationship
RO : has relationship other than synonymous, narrower or broader
RQ : related and possibly synonymous
SIB : has sibling
SY : source-asserted synonymy
Sample Data
SIB (return to top)
CUI1
AUI1
STYPE1
STR
REL
STR
STYPE2
AUI2
CUI2
C0007430
A11750195
SDUI
Kateterisering
SIB
Beslutsstödstekniker
SDUI
A11746271
C0011113
C0011113
A11746271
SDUI
Beslutsstödstekniker
SIB
Kateterisering
SDUI
A11750195
C0007430
C0025544
A11759435
SDUI
Metalloproteiner
SIB
Graviditetsproteiner
SDUI
A11746918
C0032974
C0032974
A11746918
SDUI
Graviditetsproteiner
SIB
Metalloproteiner
SDUI
A11759435
C0025544
C1010570
A11762215
SDUI
Linaria
SIB
Picrorhiza
SDUI
A11753848
C1135911
C1135911
A11753848
SDUI
Picrorhiza
SIB
Linaria
SDUI
A11762215
C1010570
C0678929
A15743963
SDUI
Gener, Y-bundna
SIB
sry-gener
SDUI
A11766120
C0949635
C0949635
A11766120
SDUI
sry-gener
SIB
Gener, Y-bundna
SDUI
A15743963
C0678929
C1650904
A15745309
SDUI
Kappapapillomvirus
SIB
Mupapillomvirus
SDUI
A15741337
C1628028
C1628028
A15741337
SDUI
Mupapillomvirus
SIB
Kappapapillomvirus
SDUI
A15745309
C1650904
PAR (return to top)
CUI1
AUI1
STYPE1
STR
REL
STR
STYPE2
AUI2
CUI2
C0018496
A11750050
SDUI
Hörselceller
PAR
Nerver, inåtledande
SDUI
A11753619
C0027883
C0027883
A11753619
SDUI
Nerver, inåtledande
CHD
Hörselceller
SDUI
A11750050
C0018496
C0030247
A11744889
SDUI
Palpation
PAR
Hälsokontroll
SDUI
A11756009
C0031809
C0031809
A11756009
SDUI
Hälsokontroll
CHD
Palpation
SDUI
A11744889
C0030247
C0872021
A11755197
SDUI
Bioterrorism
PAR
Terrorism
SDUI
A11760320
C0039565
C0039565
A11760320
SDUI
Terrorism
CHD
Bioterrorism
SDUI
A11755197
C0872021
C0086267
A11749615
SDUI
Etiker
PAR
Etik
SDUI
A11752623
C0015000
C0015000
A11752623
SDUI
Etik
CHD
Etiker
SDUI
A11749615
C0086267
C0872103
A11748340
SDUI
Stödboende
PAR
Serviceboende
SDUI
A11760074
C0035186
C0035186
A11760074
SDUI
Serviceboende
CHD
Stödboende
SDUI
A11748340
C0872103
SY (return to top)
CUI1
AUI1
STYPE1
STR
REL
RELA
STR
STYPE2
AUI2
CUI2
C0085316
A0025632
AUI
Apicomplexa
SY
translation_of
Apicomplexa
AUI
A11755071
C0085316
C0085316
A11755071
AUI
Apicomplexa
SY
has_translation
Apicomplexa
AUI
A0025632
C0085316
C0017411
A0062898
AUI
Genital Diseases, Female
SY
translation_of
Könsorganens sjukdomar hos kvinnor
AUI
A11765195
C0017411
C0017411
A11765195
AUI
Könsorganens sjukdomar hos kvinnor
SY
has_translation
Genital Diseases, Female
AUI
A0062898
C0017411
C0206659
A0364546
AUI
Carcinoma, Embryonal
SY
translation_of
Karcinom, embryonalt
AUI
A11744228
C0206659
C0206659
A11744228
AUI
Karcinom, embryonalt
SY
has_translation
Carcinoma, Embryonal
AUI
A0364546
C0206659
C0282511
A0562658
AUI
Ixodes
SY
translation_of
Ixodes
AUI
A11744178
C0282511
C0282511
A11744178
AUI
Ixodes
SY
has_translation
Ixodes
AUI
A0562658
C0282511
C1017675
A2123283
AUI
Chamaecrista
SY
translation_of
Chamaecrista
AUI
A11752359
C1017675
C1017675
A11752359
AUI
Chamaecrista
SY
has_translation
Chamaecrista
AUI
A2123283
C1017675
RO (return to top)
CUI1
AUI1
STYPE1
STR
REL
STR
STYPE2
AUI2
CUI2
C0031251
A11755148
SDUI
Bekämpningsmedelsrester
RO
Miljöbelastning
SDUI
A11750557
C0005884
C0005884
A11750557
SDUI
Miljöbelastning
RO
Bekämpningsmedelsrester
SDUI
A11755148
C0031251
C0034286
A11756915
SDUI
Pyrimidindimer
RO
DNA-skador
SDUI
A11749510
C0012860
C0012860
A11749510
SDUI
DNA-skador
RO
Pyrimidindimer
SDUI
A11756915
C0034286
C0034426
A15737286
SDUI
Kinoliniumföreningar
RO
Ammoniakföreningar
SDUI
A11760987
C0578399
C0578399
A11760987
SDUI
Ammoniakföreningar
RO
Kinoliniumföreningar
SDUI
A15737286
C0034426
C0376447
A11752083
SDUI
Aptitstimulerande medel
RO
Aptit
SDUI
A11758009
C0003618
C0003618
A11758009
SDUI
Aptit
RO
Aptitstimulerande medel
SDUI
A11752083
C0376447
C2350592
A16471710
SDUI
Läkemedelskronoterapi
RO
Kronobiologi
SDUI
A16471542
C2350598
C2350598
A16471542
SDUI
Kronobiologi
RO
Läkemedelskronoterapi
SDUI
A16471710
C2350592
RB (return to top)
CUI1
AUI1
STYPE1
STR
REL
RELA
STR
STYPE2
AUI2
CUI2
C0006230
A11761219
SDUI
Bromokriptin
RB
inverse_isa
Antiparkinsonmedel
SDUI
A11755062
C0003405
C0003405
A11755062
SDUI
Antiparkinsonmedel
RN
isa
Bromokriptin
SDUI
A11761219
C0006230
C0010572
A11755376
SDUI
Cykloheximid
RB
inverse_isa
Antibiotika mot svamp
SDUI
A11751846
C0003235
C0003235
A11751846
SDUI
Antibiotika mot svamp
RN
isa
Cykloheximid
SDUI
A11755376
C0010572
C0027444
A11753604
SDUI
Natamycin
RB
inverse_isa
Antiinfektiva medel, lokala
SDUI
A11755054
C0003205
C0003205
A11755054
SDUI
Antiinfektiva medel, lokala
RN
isa
Natamycin
SDUI
A11753604
C0027444
C0042291
A11751839
SDUI
Valproinsyra
RB
inverse_isa
Enzymhämmare
SDUI
A11764413
C0014432
C0014432
A11764413
SDUI
Enzymhämmare
RN
isa
Valproinsyra
SDUI
A11751839
C0042291
C0073898
A15742709
SDUI
S-nitrosoglutation
RB
inverse_isa
Kärlvidgande medel
SDUI
A11756260
C0042402
C0042402
A11756260
SDUI
Kärlvidgande medel
RN
isa
S-nitrosoglutation
SDUI
A15742709
C0073898
RO (return to top)
CUI1
AUI1
STYPE1
STR
REL
RELA
STR
STYPE2
AUI2
CUI2
C0016452
A11756334
SDUI
Livsmedel
RO
entry_combination_of
Livsmedelslagstiftning
SDUI
A11750382
C0023256
C0023256
A11750382
SDUI
Livsmedelslagstiftning
RO
has_entry_combination
Livsmedel
SDUI
A11756334
C0016452
C0027061
A11755942
SDUI
Hjärtmuskel
RO
entry_combination_of
Hjärtfel, medfödda
SDUI
A11749967
C0018798
C0018798
A11749967
SDUI
Hjärtfel, medfödda
RO
has_entry_combination
Hjärtmuskel
SDUI
A11755942
C0027061
C0032487
A11756825
SDUI
Polyetylener
RO
entry_combination_of
Polyetylen
SDUI
A11744976
C0137914
C0137914
A11744976
SDUI
Polyetylen
RO
has_entry_combination
Polyetylener
SDUI
A11756825
C0032487
C0085411
A11763902
SDUI
Angiodysplasi
RO
entry_combination_of
Arteriovenösa missbildningar
SDUI
A11746178
C0003857
C0003857
A11746178
SDUI
Arteriovenösa missbildningar
RO
has_entry_combination
Angiodysplasi
SDUI
A11763902
C0085411
C0225870
A15745308
SDUI
Kammarseptum
RO
entry_combination_of
Ventrikelseptumdefekter
SDUI
A11748594
C0018818
C0018818
A11748594
SDUI
Ventrikelseptumdefekter
RO
has_entry_combination
Kammarseptum
SDUI
A15745308
C0225870
PAR (return to top)
CUI1
AUI1
STYPE1
STR
REL
STR
STYPE2
AUI2
CUI2
C0003058
A11743643
SDUI
Djurens anatomi
PAR
Swedish MeSH Root
AUI
A16484106
C1321848
C1321848
A16484106
AUI
Swedish MeSH Root
CHD
Djurens anatomi
SDUI
A11743643
C0003058
C0007222
A11758886
SDUI
Hjärt-kärlsjukdomar
PAR
Swedish MeSH Root
AUI
A16484106
C1321848
C1321848
A16484106
AUI
Swedish MeSH Root
CHD
Hjärt-kärlsjukdomar
SDUI
A11758886
C0007222
C0012623
A11752193
SDUI
Beteendevetenskapliga discipliner och aktiviteter
PAR
Swedish MeSH Root
AUI
A16484106
C1321848
C1321848
A16484106
AUI
Swedish MeSH Root
CHD
Beteendevetenskapliga discipliner och aktiviteter
SDUI
A11752193
C0012623
C0543467
A11756679
SDUI
Operationer
PAR
Swedish MeSH Root
AUI
A16484106
C1321848
C1321848
A16484106
AUI
Swedish MeSH Root
CHD
Operationer
SDUI
A11756679
C0543467
C0600505
A11759112
SDUI
Kemisk verkan och användingsområden
PAR
Swedish MeSH Root
AUI
A16484106
C1321848
C1321848
A16484106
AUI
Swedish MeSH Root
CHD
Kemisk verkan och användingsområden
SDUI
A11759112
C0600505