Robert Chu Hwan Oh

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Vitamin B12 (cobalamin) deficiency is a common cause of macrocytic anemia and has been implicated in a spectrum of neuropsychiatric disorders. The role of B12 deficiency in hyperhomocysteinemia and the promotion of atherosclerosis is only now being explored. Diagnosis of vitamin B12 deficiency is typically based on measurement of serum vitamin B12 levels;(More)
Background: Fish oil ( -3 fatty acids) has been studied for more than 30 years. However, recent concerns of mercury and environmental toxins have clouded fish oil’s potential clinical benefits. This article aims to review practical, evidence-based applications of fish oil for the primary care physician. Methods: PubMed search using key words ‘fish oil,’(More)
This is a case report of a highly trained, heat-acclimatized infantry soldier who suffered from exertional heatstroke during a 12-mile road march shortly after taking an ephedra-based supplement. Heatstroke is associated with systemic complications and a high mortality rate if not recognized early. Control of risk factors is key to the prevention of(More)
The evaluation of a suspected rotator cuff tear should start with a history and a clinical exam of the shoulder (strength of recommendation [SOR]: B, based on a systematic review of cohort studies). Three clinical test results in particular--supraspinatus weakness, weakness of external rotation, and impingement--or 2 positive tests for a patient older than(More)
Alternative antiplatelet therapy for stroke prevention is indicated for patients who experience transient ischemic attacks (TIAs) while on aspirin therapy (strength of recommendation [SOR]: A, based on 1 meta-analysis and 1 randomized controlled trial). The combination of aspirin and extended-release dipyridamole reduces the risk of stroke following a TIA(More)
Morning report is a standard component of residency training; however, little is written about this conference in family medicine. We emailed a survey to all 17 military family medicine residency directors. Descriptive statistics were used to calculate means and SDs. Twelve of 17 programs responded. All conducted morning report and all agreed that the main(More)
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