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Kidney

Urine Sediment Microscopy: What Your Analysis Reveals

Urine sediment analysis provides a detailed microscopic examination of your urine, offering insights beyond what a standard dipstick test can reveal. It supports thorough evaluation of kidney health and helps detect conditions at an early stage.

Doctor's Assessment Included

Urine Sediment: what this test measures

This test examines the solid components present in urine after the sample has been centrifuged. A trained technician or automated analyser examines the sediment under a microscope to identify and quantify various elements.

Key findings may include red blood cells, white blood cells, epithelial cells, bacteria, crystals (such as calcium oxalate or uric acid), and casts (cylindrical structures formed in the kidney tubules that can indicate specific types of kidney disease).

Urine Sediment: why this value matters

Urine sediment analysis provides information that a standard dipstick urinalysis cannot. By examining the microscopic components of urine, healthcare providers can distinguish between different causes of abnormal urinalysis results.

For example, the presence of red blood cell casts may suggest glomerulonephritis, while crystals may indicate a predisposition to kidney stone formation. This detailed analysis is essential for accurate diagnosis and targeted treatment planning.

Urine Sediment: when is testing worthwhile?

Urine sediment analysis is typically ordered when a routine urinalysis shows abnormal results, such as the presence of blood, protein, or elevated white blood cells. It is also used to evaluate suspected kidney disease, unexplained urinary symptoms, or recurrent kidney stones.

Your healthcare provider may request this test as part of a comprehensive kidney evaluation or when monitoring the progression of known kidney conditions.

Urine Sediment: symptoms of a high or low value

Low Levels

Normal urine sediment findings indicate a healthy urinary tract without significant cellular abnormalities, crystals, or casts.

High Levels

Blood in urine (visible or microscopic)
Pain in the lower back or flanks
Pain or burning during urination
Cloudy or discoloured urine
Swelling in extremities or around the eyes

Urine Sediment: what to do about an abnormal value

Male

If Low

Normal urine sediment indicates healthy urinary tract function. No action needed.

If High

Abnormal urine sediment findings may indicate kidney disease, infection, or urinary tract issues. Consult your healthcare provider for evaluation.

Female

If Low

Normal urine sediment indicates healthy urinary tract function. No action needed.

If High

Abnormal urine sediment findings may indicate kidney disease, infection, or urinary tract issues. Consult your healthcare provider for evaluation.

Urine Sediment: lifestyle and this value

Maintain adequate hydration to help prevent crystal formation and support healthy kidney function. Follow a balanced diet and limit excessive intake of foods that may contribute to crystal formation, such as high-oxalate or high-purine foods.

Report any changes in urine appearance, such as blood, cloudiness, or unusual colour, to your healthcare provider promptly. Regular follow-up testing may be recommended if abnormalities are found.

Urine Sediment: frequently asked questions

What are casts in urine sediment?
Casts are cylindrical structures formed in the kidney tubules. They are made of protein and may contain cells or other material. Different types of casts can indicate specific kidney conditions. For example, red blood cell casts may suggest glomerulonephritis, while waxy casts may indicate chronic kidney disease.
What do crystals in urine mean?
Crystals in urine can form from substances that have become highly concentrated. Common types include calcium oxalate and uric acid crystals. Their presence may indicate an increased risk of kidney stone formation, or they may be influenced by diet, hydration, or urine pH.
How is urine sediment analysis different from a regular urinalysis?
A regular urinalysis uses a dipstick to measure chemical parameters, while urine sediment analysis involves microscopic examination of the solid components after centrifugation. Sediment analysis provides more detailed information about cells, crystals, and casts that a dipstick test cannot detect.

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Urine Sediment

€33,-