Health Articles
Evidence-based health articles, videos and tools from Afshar Medical Group in Irvine, CA. Browse topics below to learn more about common conditions, tests and treatments.
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Creatinine and eGFR: What Your Kidney Labs Mean
Kidney function is often tracked using creatinine and eGFR. Many kidney issues have no symptoms early, so labs matter. Quick summary What can affect results When to follow up Electrolytes (potassium/sodium) Next step More resources: Kidney & Electrolytes. Book an in-person visit to review abnormal kidney labs, possible causes, and the appropriate next steps. Last…
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Chest Pain: When to Call 911 vs When to Book a Visit
Chest pain can come from the heart, lungs, muscles, stomach, or anxiety—but some patterns are emergencies. Call 911 now if you have Book a visit promptly if Common non-emergency causes What we may do Next step More resources: Heart & Circulation. If you may be having an emergency, do not drive yourself—call 911. Otherwise, book…
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Understanding Labs and Imaging: What “Normal” Means and What Happens Next
Numbers are only useful in context—your symptoms, history, and trends over time. Quick summary Key concepts Common next steps Imaging: benefit vs risk Next step More resources: Labs, Imaging & Referrals. Book an in-person visit to review results, possible causes, and clear next steps. Last reviewed: Dec 28, 2025
