Breast Radiology Reporting - 1st for comment ballot

This page is part of the HL7 FHIR Profile: Breast Radiology Report (BRR) (v0.1.0: Comment Ballot 1) based on FHIR (HL7® FHIR® Standard) R4. No current official version has been published yet. For a full list of available versions, see the Directory of published versions

HilumCS

Hilum

This code system http://hl7.org/fhir/us/breast-radiology/CodeSystem/breastrad-HilumCS defines the following codes:

CodeDisplayDefinition
HilumFatty A fatty hilum within a lymph node on CT is considered a benign characteristic.A fatty hilum within a lymph node on CT is considered a benign characteristic.
HilumNotFatty It was shown that loss of fatty hilum is not a defi- nite criterion for differentiation between malignant and benign lymph nodes [7]. Absence of hilum was found in as many as 9%% of reactive lymph nodes [6].It was shown that loss of fatty hilum is not a defi- nite criterion for differentiation between malignant and benign lymph nodes [7]. Absence of hilum was found in as many as 9%% of reactive lymph nodes [6].
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References

This code system is used by the following value sets: