Renin / plasma renin activity — lab reference
In the reference guideDirect renin and plasma renin activity are not interchangeable.
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Let’s explore “Renin / plasma renin activity — lab reference”
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What’s searchable?Aldosterone-renin ratio — lab reference
Some search terms matchedScreening cutoff depends on units, method, medications, potassium, and collection protocol.
Superoxide dismutase activity — lab reference
Some search terms matchedRBC, plasma, and cellular assays are not interchangeable.
Fasting plasma glucose — lab reference
Some search terms matchedNormal <100; prediabetes 100-125; diabetes ≥126 on confirmatory testing unless unequivocal hyperglycemia.
Random plasma glucose — lab reference
Some search terms matchedDiabetes may be diagnosed at ≥200 with classic symptoms or hyperglycemic crisis.
Vitamin B6, plasma PLP — lab reference
Some search terms matchedRecent supplementation can elevate; very high values may be clinically relevant.
Vitamin C, plasma — lab reference
Some search terms matchedHighly preanalytic-sensitive. Fasting, processing, and recent intake matter.
Aldosterone — lab reference
Some search terms matchedSodium intake, posture, potassium, time, medications, and renin method are essential.
Plasma free metanephrines — lab reference
Some search terms matchedHow you sit or lie down for the sample, and stress during collection, can affect this result. Use the cutoff from the lab that ran your test.
Catalase activity — lab reference
Some search terms matchedThe method can change the result; ask what clinical question the test is meant to answer and whether a repeat would help.
Complement C3 — lab reference
Some search terms matchedAsk your clinician to use performing-lab range and trend with C4/CH50 and disease activity.
Reduced glutathione (GSH) — lab reference
Some search terms matchedAsk your clinician to specify whole blood, RBC, plasma, or intracellular method. Preanalytic handling is critical.
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