Please assess the completion status of the following clinical trial:

Trial Title: aHUS Observational Long Term Follow-Up

Study Design Characteristics:
- Allocation: None
- Intervention Model: None
- Observational Model: CASE_ONLY
- Primary Purpose: None
- Time Perspective: OTHER
- Masking: None
- Phase: None
- Number of Arms: None

Eligibility Criteria:
Inclusion Criteria:~* aHUS patients who participated in any one of the aHUS-eculizumab clinical studies.~* aHUS patients or legal representative who are able and willing to given written informed consent for their study information to be collected and retained in a database.~Exclusion Criteria:~* Not applicable.

- Gender: ALL
- Minimum Age: None
- Maximum Age: None
- Healthy Volunteers: f

Based on this trial design, predict the completion outcome and termination type (if applicable).