| Membership Code | Concept Code | Description | Code System | Code System Version |
|---|---|---|---|---|
| APND | APND | is appendage | ActRelationshipType | 2.01.4 |
| ARR | ARR | arrival | ActRelationshipType | 2.01.4 |
| AUTH | AUTH | authorized by | ActRelationshipType | 2.01.4 |
| CAUS | CAUS | is etiology for | ActRelationshipType | 2.01.4 |
| CHRG | CHRG | has charge | ActRelationshipType | 2.01.4 |
| CIND | CIND | has contra-indication | ActRelationshipType | 2.01.4 |
| COMP | COMP | has component | ActRelationshipType | 2.01.4 |
| COST | COST | has cost | ActRelationshipType | 2.01.4 |
| COVBY | COVBY | covered by | ActRelationshipType | 2.01.4 |
| CREDIT | CREDIT | has credit | ActRelationshipType | 2.01.4 |
| CTRLV | CTRLV | has control variable | ActRelationshipType | 2.01.4 |
| CURE | CURE | CURE | ActRelationshipType | 2.01.4 |
| CURE.ADJ | CURE.ADJ | CURE.ADJ | ActRelationshipType | 2.01.4 |
| DEBIT | DEBIT | has debit | ActRelationshipType | 2.01.4 |
| DEP | DEP | departure | ActRelationshipType | 2.01.4 |
| DIAG | DIAG | DIAG | ActRelationshipType | 2.01.4 |
| DOC | DOC | documents | ActRelationshipType | 2.01.4 |
| DRIV | DRIV | is derived from | ActRelationshipType | 2.01.4 |
| ELNK | ELNK | episodeLink | ActRelationshipType | 2.01.4 |
| EVID | EVID | EVID | ActRelationshipType | 2.01.4 |
| EXPL | EXPL | has explanation | ActRelationshipType | 2.01.4 |
| FLFS | FLFS | fulfills | ActRelationshipType | 2.01.4 |
| GEN | GEN | has generalization | ActRelationshipType | 2.01.4 |
| GEVL | GEVL | evaluates (goal) | ActRelationshipType | 2.01.4 |
| GOAL | GOAL | has goal | ActRelationshipType | 2.01.4 |
| INST | INST | instantiates (master) | ActRelationshipType | 2.01.4 |
| ITEMSLOC | ITEMSLOC | ITEMSLOC | ActRelationshipType | 2.01.4 |
| LIMIT | LIMIT | limited by | ActRelationshipType | 2.01.4 |
| MFST | MFST | is manifestation of | ActRelationshipType | 2.01.4 |
| MITGT | MITGT | mitigates | ActRelationshipType | 2.01.4 |
| MOD | MOD | MOD | ActRelationshipType | 2.01.4 |
| MTCH | MTCH | matches (trigger) | ActRelationshipType | 2.01.4 |
| MTGT.ADJ | MTGT.ADJ | MTGT.ADJ | ActRelationshipType | 2.01.4 |
| NAME | NAME | assigns name | ActRelationshipType | 2.01.4 |
| OBJC | OBJC | has continuing objective | ActRelationshipType | 2.01.4 |
| OBJF | OBJF | has final objective | ActRelationshipType | 2.01.4 |
| OCCR | OCCR | occurrence | ActRelationshipType | 2.01.4 |
| OPTN | OPTN | has option | ActRelationshipType | 2.01.4 |
| OREF | OREF | references order | ActRelationshipType | 2.01.4 |
| OUTC | OUTC | has outcome | ActRelationshipType | 2.01.4 |
| PERT | PERT | has pertinent information | ActRelationshipType | 2.01.4 |
| PRCN | PRCN | has pre-condition | ActRelationshipType | 2.01.4 |
| PREV | PREV | has previous instance | ActRelationshipType | 2.01.4 |
| RACT | RACT | is required by | ActRelationshipType | 2.01.4 |
| REFR | REFR | refers to | ActRelationshipType | 2.01.4 |
| REFV | REFV | has reference values | ActRelationshipType | 2.01.4 |
| REV | REV | reverses | ActRelationshipType | 2.01.4 |
| RISK | RISK | has risk | ActRelationshipType | 2.01.4 |
| RPLC | RPLC | replaces | ActRelationshipType | 2.01.4 |
| RSON | RSON | has reason | ActRelationshipType | 2.01.4 |
| SAS | SAS | SAS | ActRelationshipType | 2.01.4 |
| SCH | SCH | schedules request | ActRelationshipType | 2.01.4 |
| SEQL | SEQL | is sequel | ActRelationshipType | 2.01.4 |
| SPRT | SPRT | has support | ActRelationshipType | 2.01.4 |
| SPRTBND | SPRTBND | has bounded support | ActRelationshipType | 2.01.4 |
| SUBJ | SUBJ | has subject | ActRelationshipType | 2.01.4 |
| SUCC | SUCC | succeeds | ActRelationshipType | 2.01.4 |
| SUGG | SUGG | suggests | ActRelationshipType | 2.01.4 |
| SUMM | SUMM | summarized by | ActRelationshipType | 2.01.4 |
| SYMP | SYMP | SYMP | ActRelationshipType | 2.01.4 |
| TRIG | TRIG | has trigger | ActRelationshipType | 2.01.4 |
| UPDT | UPDT | updates (condition) | ActRelationshipType | 2.01.4 |
| VRXCRPT | VRXCRPT | Excerpt verbatim | ActRelationshipType | 2.01.4 |
| XCRPT | XCRPT | Excerpts | ActRelationshipType | 2.01.4 |
| XFRM | XFRM | transformation | ActRelationshipType | 2.01.4 |
| ACTIMM | ACTIMM | active immunization against | ActRelationshipType | 2.01.4 |
| ADJUNCT | ADJUNCT | adjunctive treatment | ActRelationshipType | 2.01.4 |
| ART | ART | act relationship type | ActRelationshipType | 2.01.4 |
| BLOCK | BLOCK | blocks | ActRelationshipType | 2.01.4 |
| BSLN | BSLN | has baseline | ActRelationshipType | 2.01.4 |
| COMPLY | COMPLY | complies with | ActRelationshipType | 2.01.4 |
| CONCURRENT | CONCURRENT | concurrent with | ActRelationshipType | 2.01.4 |
| DURING | DURING | occurs during | ActRelationshipType | 2.01.4 |
| EAE | EAE | ends after end of | ActRelationshipType | 2.01.4 |
| EAEORECW | EAEORECW | ends after or concurrent with end of | ActRelationshipType | 2.01.4 |
| EAS | EAS | ends after start of | ActRelationshipType | 2.01.4 |
| EASORECWS | EASORECWS | ends after or concurrent with start of | ActRelationshipType | 2.01.4 |
| EBE | EBE | ends before end of | ActRelationshipType | 2.01.4 |
| EBEORECW | EBEORECW | ends before or concurrent with end of | ActRelationshipType | 2.01.4 |
| EBS | EBS | ends before start of | ActRelationshipType | 2.01.4 |
| EBSORECWS | EBSORECWS | ends before or concurrent with start of | ActRelationshipType | 2.01.4 |
| ECW | ECW | ends concurrent with | ActRelationshipType | 2.01.4 |
| ECWS | ECWS | ends concurrent with start of | ActRelationshipType | 2.01.4 |
| EDU | EDU | ends during | ActRelationshipType | 2.01.4 |
| ENE | ENE | ends near end | ActRelationshipType | 2.01.4 |
| ENS | ENS | ends near start | ActRelationshipType | 2.01.4 |
| EXACBY | EXACBY | exacerbated by | ActRelationshipType | 2.01.4 |
| IMM | IMM | immunization against | ActRelationshipType | 2.01.4 |
| INDEPENDENT | INDEPENDENT | independent of time of | ActRelationshipType | 2.01.4 |
| INTF | INTF | interfered by | ActRelationshipType | 2.01.4 |
| MBR | MBR | has member | ActRelationshipType | 2.01.4 |
| META | META | has metadata | ActRelationshipType | 2.01.4 |
| MTREAT | MTREAT | maintenance treatment | ActRelationshipType | 2.01.4 |
| OVERLAP | OVERLAP | overlaps with | ActRelationshipType | 2.01.4 |
| PALLTREAT | PALLTREAT | palliates | ActRelationshipType | 2.01.4 |
| PART | PART | has part | ActRelationshipType | 2.01.4 |
| PASSIMM | PASSIMM | passive immunization against | ActRelationshipType | 2.01.4 |
| PRYLX | PRYLX | prophylaxis of | ActRelationshipType | 2.01.4 |
| QUALF | QUALF | has qualifier | ActRelationshipType | 2.01.4 |
| RCHAL | RCHAL | re-challenge | ActRelationshipType | 2.01.4 |
| RCVY | RCVY | recovers | ActRelationshipType | 2.01.4 |
| RELVBY | RELVBY | relieved by | ActRelationshipType | 2.01.4 |
| SAE | SAE | starts after end of | ActRelationshipType | 2.01.4 |
| SAEORSCWE | SAEORSCWE | starts after or concurrent with end of | ActRelationshipType | 2.01.4 |
| SASEAE | SASEAE | starts after start of, ends after end of | ActRelationshipType | 2.01.4 |
| SASECWE | SASECWE | starts after start of, ends with | ActRelationshipType | 2.01.4 |
| SASORSCW | SASORSCW | starts after or concurrent with start of | ActRelationshipType | 2.01.4 |
| SASSBEEAS | SASSBEEAS | starts after start of, contains end of | ActRelationshipType | 2.01.4 |
| SBE | SBE | starts before end of | ActRelationshipType | 2.01.4 |
| SBEEAE | SBEEAE | contains end of | ActRelationshipType | 2.01.4 |
| SBEORSCWE | SBEORSCWE | starts before or concurrent with end of | ActRelationshipType | 2.01.4 |
| SBS | SBS | starts before start of | ActRelationshipType | 2.01.4 |
| SBSEAE | SBSEAE | contains time of | ActRelationshipType | 2.01.4 |
| SBSEASEBE | SBSEASEBE | contains start of, ends before end of | ActRelationshipType | 2.01.4 |
| SBSEBE | SBSEBE | starts before start of, ends before end of | ActRelationshipType | 2.01.4 |
| SBSECWE | SBSECWE | starts before start of, ends with | ActRelationshipType | 2.01.4 |
| SBSORSCW | SBSORSCW | starts before or concurrent with start of | ActRelationshipType | 2.01.4 |
| SCW | SCW | starts concurrent with | ActRelationshipType | 2.01.4 |
| SCWE | SCWE | starts concurrent with end of | ActRelationshipType | 2.01.4 |
| SCWSEAE | SCWSEAE | starts with, ends after end of | ActRelationshipType | 2.01.4 |
| SDU | SDU | starts during | ActRelationshipType | 2.01.4 |
| SNE | SNE | starts near end | ActRelationshipType | 2.01.4 |
| SNS | SNS | starts near start | ActRelationshipType | 2.01.4 |
| STEP | STEP | has step | ActRelationshipType | 2.01.4 |
| TREAT | TREAT | treats | ActRelationshipType | 2.01.4 |
| USE | USE | uses | ActRelationshipType | 2.01.4 |
| VALUE | VALUE | has value | ActRelationshipType | 2.01.4 |