Counts
| Relationship | Relationship Attribute | Count (MRREL.RRF) |
|---|---|---|
| SIB | * | 649578 |
| PAR | * | 212201 |
| SY | expanded_form_of | 86916 |
| PAR | * | 16 |
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 |
|---|---|---|---|---|---|---|---|---|
| C2535549 | A16067795 | SCUI | Bypass Abdominal Aorta to Abdominal Aorta, Percutaneous Endoscopic Approach | SIB | Bypass Abdominal Aorta to Bilateral Femoral Arteries, Percutaneous Endoscopic Approach | SCUI | A16104834 | C2535566 |
| C2535566 | A16104834 | SCUI | Bypass Abdominal Aorta to Bilateral Femoral Arteries, Percutaneous Endoscopic Approach | SIB | Bypass Abdominal Aorta to Abdominal Aorta, Percutaneous Endoscopic Approach | SCUI | A16067795 | C2535549 |
| C2485972 | A16160204 | SCUI | Medical and Surgical @ Respiratory System @ Fragmentation @ Trachea @ Open Endoscopic | SIB | Medical and Surgical @ Respiratory System @ Fragmentation @ Trachea @ Via Natural or Artificial Opening | SCUI | A16197766 | C2485978 |
| C2485978 | A16197766 | SCUI | Medical and Surgical @ Respiratory System @ Fragmentation @ Trachea @ Via Natural or Artificial Opening | SIB | Medical and Surgical @ Respiratory System @ Fragmentation @ Trachea @ Open Endoscopic | SCUI | A16160204 | C2485972 |
| C2433538 | A16241059 | SCUI | Medical and Surgical @ Bursae and Ligaments @ Drainage @ Perineum Bursa and Ligament @ Open | SIB | Medical and Surgical @ Bursae and Ligaments @ Drainage @ Perineum Bursa and Ligament @ Percutaneous Endoscopic | SCUI | A16316042 | C2433542 |
| C2433542 | A16316042 | SCUI | Medical and Surgical @ Bursae and Ligaments @ Drainage @ Perineum Bursa and Ligament @ Percutaneous Endoscopic | SIB | Medical and Surgical @ Bursae and Ligaments @ Drainage @ Perineum Bursa and Ligament @ Open | SCUI | A16241059 | C2433538 |
| C2436026 | A16211451 | SCUI | Medical and Surgical @ Anatomical Regions, General @ Drainage @ Pleural Cavity, Right | SIB | Medical and Surgical @ Anatomical Regions, General @ Drainage @ Pelvic Cavity | SCUI | A16286273 | C2436096 |
| C2436096 | A16286273 | SCUI | Medical and Surgical @ Anatomical Regions, General @ Drainage @ Pelvic Cavity | SIB | Medical and Surgical @ Anatomical Regions, General @ Drainage @ Pleural Cavity, Right | SCUI | A16211451 | C2436026 |
| C2530825 | A16140107 | SCUI | Radiation Oncology @ Central and Peripheral Nervous System @ Brachytherapy @ Spinal Cord @ Low Dose Rate (LDR) @ Cesium 137 (Cs-137) | SIB | Radiation Oncology @ Central and Peripheral Nervous System @ Brachytherapy @ Spinal Cord @ Low Dose Rate (LDR) @ Californium 252 (Cf-252) | SCUI | A16102509 | C2530829 |
| C2530829 | A16102509 | SCUI | Radiation Oncology @ Central and Peripheral Nervous System @ Brachytherapy @ Spinal Cord @ Low Dose Rate (LDR) @ Californium 252 (Cf-252) | SIB | Radiation Oncology @ Central and Peripheral Nervous System @ Brachytherapy @ Spinal Cord @ Low Dose Rate (LDR) @ Cesium 137 (Cs-137) | SCUI | A16140107 | C2530825 |
PAR
(return to top)| CUI1 | AUI1 | STYPE1 | STR | REL | STR | STYPE2 | AUI2 | CUI2 |
|---|---|---|---|---|---|---|---|---|
| C2495801 | A16048728 | SCUI | Medical and Surgical @ Respiratory System @ Replacement @ Diaphragm, Right @ Percutaneous Endoscopic @ Nonautologous Tissue Substitute | PAR | Medical and Surgical @ Respiratory System @ Replacement @ Diaphragm, Right @ Percutaneous Endoscopic | SCUI | A16310460 | C2495798 |
| C2495798 | A16310460 | SCUI | Medical and Surgical @ Respiratory System @ Replacement @ Diaphragm, Right @ Percutaneous Endoscopic | CHD | Medical and Surgical @ Respiratory System @ Replacement @ Diaphragm, Right @ Percutaneous Endoscopic @ Nonautologous Tissue Substitute | SCUI | A16048728 | C2495801 |
| C2411849 | A16108442 | SCUI | Removal of Radioactive Element from Pancreatic Duct, Percutaneous Endoscopic Approach | PAR | Medical and Surgical @ Hepatobiliary System and Pancreas @ Removal @ Pancreatic Duct @ Percutaneous Endoscopic @ Radioactive Element | SCUI | A16200973 | C2557365 |
| C2557365 | A16200973 | SCUI | Medical and Surgical @ Hepatobiliary System and Pancreas @ Removal @ Pancreatic Duct @ Percutaneous Endoscopic @ Radioactive Element | CHD | Removal of Radioactive Element from Pancreatic Duct, Percutaneous Endoscopic Approach | SCUI | A16108442 | C2411849 |
| C2530124 | A16058107 | SCUI | Medical and Surgical @ Upper Joints @ Fusion @ Shoulder Joint, Right @ Open @ Synthetic Substitute | PAR | Medical and Surgical @ Upper Joints @ Fusion @ Shoulder Joint, Right @ Open | SCUI | A16282222 | C2530120 |
| C2530120 | A16282222 | SCUI | Medical and Surgical @ Upper Joints @ Fusion @ Shoulder Joint, Right @ Open | CHD | Medical and Surgical @ Upper Joints @ Fusion @ Shoulder Joint, Right @ Open @ Synthetic Substitute | SCUI | A16058107 | C2530124 |
| C2511220 | A16064722 | SCUI | Imaging @ Endocrine System @ Magnetic Resonance Imaging (MRI) @ Parathyroid Glands @ Other Contrast | PAR | Imaging @ Endocrine System @ Magnetic Resonance Imaging (MRI) @ Parathyroid Glands | SCUI | A16064721 | C2511219 |
| C2511219 | A16064721 | SCUI | Imaging @ Endocrine System @ Magnetic Resonance Imaging (MRI) @ Parathyroid Glands | CHD | Imaging @ Endocrine System @ Magnetic Resonance Imaging (MRI) @ Parathyroid Glands @ Other Contrast | SCUI | A16064722 | C2511220 |
| C2541352 | A16140669 | SCUI | Radiation Oncology @ Urinary System @ Stereotactic Radiosurgery | PAR | Radiation Oncology @ Urinary System (Procedure) | SCUI | A16177993 | C2541229 |
| C2541229 | A16177993 | SCUI | Radiation Oncology @ Urinary System (Procedure) | CHD | Radiation Oncology @ Urinary System @ Stereotactic Radiosurgery | SCUI | A16140669 | C2541352 |
SY
(return to top)| CUI1 | AUI1 | STYPE1 | STR | REL | RELA | STR | STYPE2 | AUI2 | CUI2 |
|---|---|---|---|---|---|---|---|---|---|
| C2577411 | A16068698 | AUI | Replacement of Cerebral Vein with Autologous Arterial Tissue, Open Approach | SY | expanded_form_of | Medical and Surgical @ Upper Veins @ Replacement @ Cerebral Vein @ Open @ Autologous Arterial Tissue @ No Qualifier | AUI | A16156957 | C2577411 |
| C2577411 | A16156957 | AUI | Medical and Surgical @ Upper Veins @ Replacement @ Cerebral Vein @ Open @ Autologous Arterial Tissue @ No Qualifier | SY | has_expanded_form | Replacement of Cerebral Vein with Autologous Arterial Tissue, Open Approach | AUI | A16068698 | C2577411 |
| C2416163 | A16109036 | AUI | Replacement of Buttock Subcutaneous Tissue and Fascia with Nonautologous Tissue Substitute, Percutaneous Approach | SY | expanded_form_of | Medical and Surgical @ Subcutaneous Tissue and Fascia @ Replacement @ Subcutaneous Tissue and Fascia, Buttock @ Percutaneous @ Nonautologous Tissue Substitute @ No Qualifier | AUI | A16127643 | C2416163 |
| C2416163 | A16127643 | AUI | Medical and Surgical @ Subcutaneous Tissue and Fascia @ Replacement @ Subcutaneous Tissue and Fascia, Buttock @ Percutaneous @ Nonautologous Tissue Substitute @ No Qualifier | SY | has_expanded_form | Replacement of Buttock Subcutaneous Tissue and Fascia with Nonautologous Tissue Substitute, Percutaneous Approach | AUI | A16109036 | C2416163 |
| C2416176 | A16109037 | AUI | Replacement of Right Upper Arm Subcutaneous Tissue and Fascia with Autologous Tissue Substitute, Open Approach | SY | expanded_form_of | Medical and Surgical @ Subcutaneous Tissue and Fascia @ Replacement @ Subcutaneous Tissue and Fascia, Right Upper Arm @ Open @ Autologous Tissue Substitute @ No Qualifier | AUI | A16239706 | C2416176 |
| C2416176 | A16239706 | AUI | Medical and Surgical @ Subcutaneous Tissue and Fascia @ Replacement @ Subcutaneous Tissue and Fascia, Right Upper Arm @ Open @ Autologous Tissue Substitute @ No Qualifier | SY | has_expanded_form | Replacement of Right Upper Arm Subcutaneous Tissue and Fascia with Autologous Tissue Substitute, Open Approach | AUI | A16109037 | C2416176 |
| C2579924 | A16143510 | AUI | Destruction of Left Lesser Saphenous Vein, Open Endoscopic Approach | SY | expanded_form_of | Medical and Surgical @ Lower Veins @ Destruction @ Lesser Saphenous Vein, Left @ Open Endoscopic @ No Device @ No Qualifier | AUI | A16157256 | C2579924 |
| C2579924 | A16157256 | AUI | Medical and Surgical @ Lower Veins @ Destruction @ Lesser Saphenous Vein, Left @ Open Endoscopic @ No Device @ No Qualifier | SY | has_expanded_form | Destruction of Left Lesser Saphenous Vein, Open Endoscopic Approach | AUI | A16143510 | C2579924 |
| C2425334 | A16334976 | AUI | Drainage of Right Tibia, Percutaneous Endoscopic Approach, Diagnostic | SY | expanded_form_of | Medical and Surgical @ Lower Bones @ Drainage @ Tibia, Right @ Percutaneous Endoscopic @ No Device @ Diagnostic | AUI | A16318521 | C2425334 |
| C2425334 | A16318521 | AUI | Medical and Surgical @ Lower Bones @ Drainage @ Tibia, Right @ Percutaneous Endoscopic @ No Device @ Diagnostic | SY | has_expanded_form | Drainage of Right Tibia, Percutaneous Endoscopic Approach, Diagnostic | AUI | A16334976 | C2425334 |
PAR
(return to top)| CUI1 | AUI1 | STYPE1 | STR | REL | STR | STYPE2 | AUI2 | CUI2 |
|---|---|---|---|---|---|---|---|---|
| C2499221 | A16064071 | SCUI | Measurement and Monitoring (Procedure) | PAR | ICD-10-PCS | AUI | A16077350 | C2499019 |
| C2499019 | A16077350 | AUI | ICD-10-PCS | CHD | Measurement and Monitoring (Procedure) | SCUI | A16064071 | C2499221 |
| C2499560 | A16250756 | SCUI | Extracorporeal Assistance and Performance (Procedure) | PAR | ICD-10-PCS | AUI | A16077350 | C2499019 |
| C2499019 | A16077350 | AUI | ICD-10-PCS | CHD | Extracorporeal Assistance and Performance (Procedure) | SCUI | A16250756 | C2499560 |
| C0419203 | A16064162 | SCUI | Osteopathic (Procedure) | PAR | ICD-10-PCS | AUI | A16077350 | C2499019 |
| C2499019 | A16077350 | AUI | ICD-10-PCS | CHD | Osteopathic (Procedure) | SCUI | A16064162 | C0419203 |
| C2541887 | A16252794 | SCUI | Physical Rehabilitation and Diagnostic Audiology (Procedure) | PAR | ICD-10-PCS | AUI | A16077350 | C2499019 |
| C2499019 | A16077350 | AUI | ICD-10-PCS | CHD | Physical Rehabilitation and Diagnostic Audiology (Procedure) | SCUI | A16252794 | C2541887 |
| C2551339 | A16178557 | SCUI | Mental Health (Procedure) | PAR | ICD-10-PCS | AUI | A16077350 | C2499019 |
| C2499019 | A16077350 | AUI | ICD-10-PCS | CHD | Mental Health (Procedure) | SCUI | A16178557 | C2551339 |
