# refinement

## refinement

**This is an abbreviation for expression refinement.**

## expression refinement

The part of a SNOMED CT expression that applies qualifying details to a focus concept.

#### Example

* A *spiral fracture of the shaft of humerus* can be represented by an expression in which the concept *fracture of humerus* is made more specific by the addition of a refinements containing attributes that more precisely indicate the location and morphology.

[66308002 |fracture of humerus|](http://snomed.info/id/66308002) : ⬅︎ Focus concept\
{ [363698007 |finding site|](http://snomed.info/id/363698007) = [20760004 |shaft of humerus|](http://snomed.info/id/20760004) , ⬅︎ Refinement\
[116676008 |associated morphology|](http://snomed.info/id/116676008) = [73737008 |Fracture, spiral|](http://snomed.info/id/73737008) } ⬅︎ ...

## Alternatives

* **Refinement**

##

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