Random plasma glucose — lab reference
In the reference guideDiabetes may be diagnosed at ≥200 with classic symptoms or hyperglycemic crisis.
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What’s searchable?Fasting plasma glucose — lab reference
Some search terms matchedNormal <100; prediabetes 100-125; diabetes ≥126 on confirmatory testing unless unequivocal hyperglycemia.
2-hour glucose, 75 g OGTT — lab reference
Some search terms matchedNormal <140; prediabetes 140-199; diabetes ≥200.
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.
Glucose, urine — lab reference
Some search terms matchedRenal threshold, SGLT2 inhibitors, pregnancy, and hyperglycemia matter.
Growth hormone, random — lab reference
Some search terms matchedPulsatile secretion makes random GH difficult to interpret; stimulation/suppression testing may be needed.
Renin / plasma renin activity — lab reference
Some search terms matchedDirect renin and plasma renin activity are not interchangeable.
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.
Sodium — lab reference
Some search terms matchedVolume status, glucose, osmolality, and medications may alter interpretation.
C-peptide, fasting — lab reference
Some search terms matchedAsk your clinician to read this result with concurrent glucose, kidney function, and exogenous insulin use.
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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