Ordering investigations | Needed test not ordered |
| Wrong test ordered |
| Unnecessary test ordered |
Implementing investigations | Requested test not done |
| Specimen improperly collected or stored |
| Specimen lost |
Reporting results to office | Test results not reported in a timely manner |
| Correct test results not reported |
| Results never received by office |
Responding to results | Provided responded incorrectly to test results |
| Provided failed to notice or respond to abnormal test results |
| Provider inappropriately responded to incomplete test results |
Administrative errors related to testing | Report filed before required action taken |
| Report filed before review by doctor |
| Report filed in wrong patient's chart |
Other errors related to testing process | Referral process not followed |
| Message lost |
| Error in referral and discharge letter |