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approved EB-2 (NIW) RFE Issued

Clinical Assistant Professor

Interventional Neuroradiology · South Korea · 2025-03-25

Processing Time
165 days
Decision Date
2025-03-25
This case is from a publicly available case study. Case studies tend to feature successful outcomes and may not reflect the full range of petition results.

Proposed Endeavor

The petitioner proposes to improve acute ischemic stroke treatment by advancing mechanical thrombectomy procedures and developing next-generation neurointerventional devices. His work focuses on optimizing the safety, precision, and efficacy of endovascular procedures to reduce stroke-induced disabilities and healthcare costs.

Framework Evaluation

3 of 3 criteria met
1 Substantial Merit and National Importance Met

The work addresses the significant economic and human burden of stroke, with findings used to guide clinical decision-making and mental health treatment models.

2 Well-positioned to Advance the Endeavor Met

The petitioner's record of 34 publications, a patent, and 130 citations demonstrates a depth of expertise and a history of scholarship in neuroradiology.

3 Balance of Interests/Waiver Benefit Met

The petitioner's contributions to stroke treatment guidelines and diagnostic tools provide a benefit to U.S. healthcare that outweighs the need for labor certification.

Why This Petition Was Approved

The petition was approved based on the petitioner's record of 34 peer-reviewed journal articles, 7 first-authored abstracts, and 1 patent, which garnered 130 citations. Evidence demonstrated his findings influenced mental health treatment models and clinical guidelines for late-window stroke interventions, satisfying all three Dhanasar prongs.

Request for Evidence (RFE)

Successfully Addressed

The RFE challenged the impact of the petitioner's work; the response utilized percentile-ranked citations and expert confirmation to prove the work's national importance and influence.

RFE Targets
Substantial Merit and National ImportanceWell-positioned to Advance the EndeavorBalance of Interests/Waiver Benefit

Evidence

Evidence Types
Peer Reviewed Publications
Citations
Patents
Conference Presentations
Reference Letters Independent
Government Alignment

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Frequently Asked Questions

A approved EB-2 NIW (I-140) petition means USCIS determined the petitioner met the eligibility requirements. For appealed cases, "sustained" means the appeal reversed a prior denial. The petitioner can proceed to the next step in the immigration process.

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Case data sourced from publicly available petition decisions and case studies. Decision date: 2025-03-25.

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At a Glance

Outcome approved
Processing 165 days
RFE Issued
Criteria Met 3 / 3
Evidence Types 6

EB-2 (NIW) Case Data

Scraped Case Data

Total Cases 3,813
Success Rate 53.7%
Sustained 2,046
Dismissed 1,671

Related Pages

EB-2 (NIW) Overview EB-2 (NIW) in South Korea All EB-2 (NIW) Cases EB-2 (NIW) Dashboard Endeavor Search

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