This code system http://hl7.org/fhir/us/breastcancer/CodeSystem/cimi-ExceptionValueCS defines the following codes:
| Code | Display | Definition |
| missing_refused | Human source was asked but declined to respond to the question, or an applicable question was left unanswered. | Human source was asked but declined to respond to the question, or an applicable question was left unanswered. |
| missing_noexplanation | The reason the information is not present is not known. | The reason the information is not present is not known. |
| missing_nonesuch | The answer is missing because nothing of a type of thing is known to exists, e.g., the siblings of an only child. Also use this code to represent a 'none of the above' answer | The answer is missing because nothing of a type of thing is known to exists, e.g., the siblings of an only child. Also use this code to represent a 'none of the above' answer |
| missing_collection | Missing due to a problem collecting, identifying, or locating the specimen, including patient refusal or unable to provide specimen | Missing due to a problem collecting, identifying, or locating the specimen, including patient refusal or unable to provide specimen |
| missing_specimen | Missing due to a problem with the specimen, e.g. inadequate specimen, contamination, clotting, improper tube type, improper storage, too small, etc. | Missing due to a problem with the specimen, e.g. inadequate specimen, contamination, clotting, improper tube type, improper storage, too small, etc. |
| missing_malfunction | Missing due to instrument malfunction. | Missing due to instrument malfunction. |
