Please assess the completion status of the following clinical trial:

Trial Title: Stereotactic Radiosurgery in Treating Patients With Brain Metastases

Study Design Characteristics:
- Allocation: None
- Intervention Model: SINGLE_GROUP
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: NONE
- Phase: PHASE2
- Number of Arms: 1.0

Eligibility Criteria:
DISEASE CHARACTERISTICS:~* Diagnosis of brain metastases from an extracranial primary site~  * Tumor ≤ 4 cm in maximal extent in any plane on contrast MRI~* Scheduled to undergo gross total resection of a single brain metastasis confirmed by histology~  * Up to 4 metastases allowed provided the largest mass is amenable to surgical resection and all non-resected masses are amenable to stereotactic radiosurgery (SRS)~* RTOG Recursive Partitioning Analysis (RPA) class 1 or 2, as defined by the following:~  * RPA class 1: Karnofsky performance status (KPS) 70-100%; age \< 65 years; controlled primary disease; and no extracranial metastatic disease~ * RPA class 2: KPS 70-100%; uncontrolled primary disease; and/or extracranial metastatic disease~* No lesion located in anatomic regions that are not amenable to SRS, including the brain stem, optic apparatus, or eloquent cortex~* No primary lesion with radiosensitive histology (e.g., small cell carcinoma, germ cell tumors, lymphoma, leukemia, or multiple myeloma)~* No radiographic or cytologic evidence of leptomeningeal disease~PATIENT CHARACTERISTICS:~* See Disease Characteristics~* Not pregnant or nursing~* Negative pregnancy test~* No concurrent uncontrolled illness including, but not limited to, any of the following:~  * Symptomatic congestive heart failure~ * Unstable angina pectoris~ * Psychiatric illness~* No contraindication to SRS, whole-brain radiotherapy, or MRI~PRIOR CONCURRENT THERAPY:~* See Disease Characteristics~* No prior brain surgery other than resection of metastasis~* No prior brain radiotherapy

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- Pre-Operative SRS (Type: EXPERIMENTAL): SRS pre-operatively with the planned target volume defined as the tumor plus a 3-mm margin.

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