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Latest content about Tests

High Ferritin Level: Symptoms, Causes & Reference Values

A high ferritin level can indicate conditions like cancer, hemochromatosis, liver disease, or infections. Learn what causes elevated ferritin, common symptoms such as fatigue and joint pain, and how doctors diagnose and treat high ferritin levels to restore iron balance in the body.

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Low MCV: What It Means & What to Do

Low MCV may indicate conditions like iron deficiency anemia, thalassemia, sideroblastic anemia, or lead poisoning. Learn what low MCV means, its main causes, symptoms, and treatment options, including when to see a doctor for proper diagnosis and care.

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D-Dimer Test: Purpose, Procedure & What Results Mean

The D-dimer test measures a protein fragment released when blood clots dissolve and helps identify conditions like deep vein thrombosis, pulmonary embolism, or disseminated intravascular coagulation. Learn what abnormal results mean, how it’s done, and factors that affect accuracy.

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High TSH: Symptoms, Causes & Treatment

High TSH can be caused by thyroid disorders like hypothyroidism or Hashimoto’s thyroiditis, or by a pituitary tumor. Learn what high TSH means, its main symptoms, possible causes, and treatment options such as levothyroxine or surgery, depending on the underlying condition.

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Urobilinogen in Urine: Normal Range, Causes & When to Worry

Urobilinogen in urine is a byproduct of bilirubin breakdown and can indicate liver disease, hemolytic anemia, or bile duct problems. Learn about normal levels, causes of high and low results, related symptoms, how the test is done, and when medical evaluation is needed.

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Bone Scan: Why It's Ordered, Prep, How It's Done & Results

A bone scan is an imaging test used to detect bone pain, infections, fractures, arthritis, or cancer spread. Learn how it works, what conditions it helps diagnose, how to prepare, possible results, and when it should not be performed, including safety considerations.

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Leukocytes in Urine: What It Means, Normal Range, Causes & Tests

Leukocytes in urine, also known as white blood cells, may be a sign of a urinary tract infection, kidney problem, or other health issue. Learn what causes high leukocyte levels, what’s considered normal, how they’re tested, and when to see a doctor based on your symptoms or test results.

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Calcium Oxalate Crystals in Urine: 5 Causes (& Treatment)

Calcium oxalate crystals in urine can appear due to diet, dehydration, kidney stones, diabetes, or liver and kidney disease. They are often found in urine tests and may cause symptoms like pain or changes in urination. Treatment usually involves hydration, diet changes, or medical care.

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MCV Blood Test: Normal Range & High or Low MCV Causes

The MCV blood test measures the average size of red blood cells and helps identify conditions like anemia, thalassemia, hypothyroidism, or chronic infections. Normal MCV ranges from 80–100 fL, and results should be interpreted with other blood count values for accurate diagnosis.

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Lactate Dehydrogenase (LDH) Test (& What High or Low Levels Mean)

Lactate dehydrogenase (LDH) is an enzyme measured to assess tissue damage and monitor conditions like liver disease, heart problems, infections, and cancer. Learn normal LDH ranges, what high or low levels mean, factors that affect results, and how testing is performed.

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Low Magnesium: Symptoms, Causes & Treatment

Low magnesium, or hypomagnesemia, can cause symptoms like nausea, weakness, cramps, and irregular heartbeat. Learn about normal magnesium levels, common causes, diagnostic tests, treatment options such as diet, supplements or IV therapy, and potential health complications.

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High Creatinine Levels: Causes, Symptoms & Treatment

High creatinine levels can signal kidney dysfunction or other health issues like dehydration, high blood pressure, or diabetes. Learn common symptoms, main causes, diagnosis methods, treatment options, and effective prevention strategies.

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High Cortisol Levels: 13 Signs and Symptoms, Causes & Treatment

High cortisol levels, or hypercortisolism, can be caused by stress, medication use, or tumors, and may lead to symptoms like weight gain, high blood pressure, diabetes, and mood changes. Learn how to identify signs, confirm diagnosis, and lower cortisol through treatment and lifestyle changes.

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HDL Cholesterol: What It Is, Normal Levels, and How to Increase It

HDL cholesterol, known as good cholesterol, helps remove excess fat from the bloodstream and protects heart health. Learn what normal HDL levels are by age and gender, what causes low HDL, how to increase it naturally, and how it compares to LDL cholesterol.

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Thyroglobulin: Uses, How to Test & What High or Low Levels Mean

Thyroglobulin is a protein used to monitor thyroid cancer treatment and detect recurrence after thyroid removal. A blood test can also help identify thyroid conditions like hyperthyroidism or thyroiditis. Learn what high or low thyroglobulin levels may indicate.