Please assess the completion status of the following clinical trial:

Trial Title: Brain Imaging Study in Subjects With Alzheimer Disease in Comparison to Healthy Subjects

Study Design Characteristics:
- Allocation: NON_RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: DIAGNOSTIC
- Time Perspective: None
- Masking: NONE
- Phase: PHASE1
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* Subjects who have a clinical diagnosis of AD will be recruited for this study~* The participant is 50 years or older~* Written informed consent is obtained~* Participants have a clinical diagnosis of probable Alzheimer's disease based on National Institute of Neurological and Communicative Disorders and Stroke/Alzheimer's Disease and Related Disorders Association (NINCDS/ADRDA) criteria~* Subjects will have a clinical dementia rating (CDR) assessment score of ≥ 0.5 and \< 2.0~* Modified Hachinski Ischemia Scale score of ≤ 4~* For females, non-child bearing potential or negative urine and blood pregnancy test on day of 123-I MNI-168 injection~Exclusion Criteria:~* The subject has signs or symptoms of another neurodegenerative disease including Parkinson's disease, diffuse Lewy body dementia, or history of significant cerebrovascular disease~* The subject has clinically significant abnormal laboratory value and/or clinically significant unstable medical or psychiatric illness~* The subject has any disorder that may interfere with drug absorption distribution, metabolism, or excretion (including gastrointestinal surgery)~* The subject has evidence of clinically significant gastrointestinal, cardiovascular, hepatic, renal, hematological, neoplastic, endocrine, neurological, immunodeficiency, pulmonary, or other disorder or disease~* The subject has participated in another clinical study within the previous 30 days~* Clinically significant MRI evidence of vascular disease or alternative neurologic disorder~* Pregnancy

- Gender: ALL
- Minimum Age: 50 Years
- Maximum Age: None
- Healthy Volunteers: t

Study Arms:
- I 123-MNI-168 (Type: EXPERIMENTAL): None
- I123 MNI168 (Type: EXPERIMENTAL): brain imaging using I123MNI168

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