Specific gravity — lab reference
Some search terms matchedHydration and concentrating ability affect result.
THE PURSER WELLNESS LIBRARY
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What’s searchable?Hydration and concentrating ability affect result.
Diet, infection, medications, and specimen age affect result.
Renal threshold, SGLT2 inhibitors, pregnancy, and hyperglycemia matter.
Fasting, ketogenic diet, vomiting, and diabetes context matter.
Confirm with microscopy; exercise, menstruation, myoglobin, and hemolysis may interfere.
Interpret with microscopy, symptoms, nitrite, and culture.
A negative result does not exclude UTI.
Persistent microscopic hematuria requires risk-based evaluation.
Interpret with symptoms, culture, contamination, and other sediment findings.
Small numbers may be nonspecific; other cast types require context.
A1 <30; A2 30-300; A3 >300. Persistence ≥3 months matters for CKD classification.
Use laboratory and indication-specific thresholds; consider timed collection when needed.
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