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renal function test normal range
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Kidney & Urinary Health
Question #15554
45 days ago
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renal function test normal range - #15554

Mahi

I am really worried about my recent renal function test results. I mean, I thought everything was fine, but my doctor mentioned that my levels are a bit off, and now I'm looking up "renal function test normal range" like a million times. What even is considered the normal range? Last week, I started feeling sluggish and noticed some swelling in my legs, which freaked me out, so they ran some tests. I guess I didn't really understand what they were checking for at first. They said my creatinine levels were high, and now I'm lost about what that really means for my kidney health. Is the renal function test normal range different for different age groups? And what are the consequences if I'm outside that normal range? I keep thinking maybe my diet’s been poor lately, could that affect my results? Plus, I just don't wanna end up needing dialysis or something serious y'know? Has anyone here had similar issues? How did you cope, and what other steps did you take after finding out about your renal function test normal range? Any advice would be super helpful right now.

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Doctors’ responses

In terms of renal function tests, key metrics include levels of creatinine and the glomerular filtration rate (GFR). The “normal range” for serum creatinine usually lies between 0.6 to 1.2 mg/dL for adult males and 0.5 to 1.1 mg/dL for adult females, but these values can vary depending on the individual’s age, muscle mass, and other factors. The GFR is a more comprehensive measure of kidney function, with a normal range typically above 90 mL/min/1.73 m². GFR accounts for body’s variation better in assessing kidney function. It’s also important to know that age can cause GFR to decline slightly, so ranges can shift accordingly with older age groups having a slightly lower normal GFR. When tests show that creatinine levels are higher, or GFR is lower outside these normal ranges, it suggests that the kidneys might not be filtering the blood as efficiently as they should. However, a single high reading doesn’t always indicate chronic kidney disease (CKD), but it’s a sign that deserves further investigation. Regarding your concerns about diet, certain dietary choices - especially high protein intake, dehydration or excessive salt - can temporarily affect creatinine levels. It’s wise to consult a healthcare provider about your symptoms like leg swelling and fatigue, as they could be related. Such symptoms, together with lab indicators, may warrant a detailed exploration of possible underlying conditions, like hypertension, diabetes, or nephrotoxic medication use. It’s crucial to follow your doctor’s guidance on further tests or lifestyle adjustments, such as improving diet, managing blood pressure, and potentially avoiding certain medications. If you’re worried about the necessity for dialysis, rest assured that this is typically considered in more advanced stages of kidney disease, not just based on initial test results. It’s beneficial to have regular follow-ups and possibly consult a nephrologist if there’s ongoing concern about your kidney health. They can personalize your care plan based on your specific condition, assuring comprehensive management of the issue at hand.

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