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Iron Blood Test: Uses, Normal Levels & What High or Low Levels Mean

The iron blood test measures iron levels in the blood to help detect conditions like anemia, nutritional deficiencies, or iron overload. Learn what the test is for, how it’s done, normal reference values, and what low or high iron levels may mean for your health.

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Total Cholesterol: Normal Levels & How to Lower High Cholesterol

High total cholesterol can increase the risk of heart disease and stroke. Learn what total cholesterol is, its normal levels, main causes, symptoms, and treatment options, including lifestyle changes and medications that help lower cholesterol and protect heart health.

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Erythrocytes: What High or Low Levels Mean

Erythrocytes, or red blood cells, play a crucial role in oxygen transport, pH balance, and carbon dioxide removal. Learn about normal erythrocyte values, conditions affecting their levels, and how abnormalities like high or low erythrocytes can indicate health issues such as anemia or dehydration.

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Thyroid Peroxidase Antibodies: Reference Values & What They Mean

Thyroid Peroxidase Antibodies (anti-TPO) are immune proteins that can attack the thyroid gland and are associated with disorders like Hashimoto’s thyroiditis or Graves’ disease. Learn what high anti-TPO levels mean, their possible causes, and how treatment is managed by an endocrinologist.

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What are polymorphonuclear leukocytes?

Polymorphonuclear leukocytes are white blood cells that include neutrophils, eosinophils, and basophils, which help protect the body from infections. Learn what these cells do, what normal levels mean, and what changes in blood test results can indicate.

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Low Triglycerides: Normal Levels, Is It Harmful, Symptoms & Causes

Low glycerides can result from restrictive diets, thyroid disorders, liver disease, malnutrition, or genetic conditions. Learn the meaning of low glycerides, common symptoms, possible health risks, and treatment options, plus when medical evaluation may be necessary.

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AST Blood Test (Aspartate Aminotransferase): What the Numbers Mean

The AST blood test, also known as the TGO test, is requested to assess liver function. High AST levels can indicate pancreatitis, hepatitis and cirrhosis, for example. Learn how to understand the TGO-AST test.

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RDW Blood Test: Low or High levels, Why It’s Ordered & Conditions

The rdw blood test measures differences in red blood cell size to help detect anisocytosis, which may be an early sign of anemia or nutrient deficiencies. High RDW levels can indicate iron, vitamin B12, or folate deficiency, while results are interpreted with MCV to identify the cause.

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BRCA1 & BRCA2: Indications for Testing & Interpreting Results

The BRCA1 and BRCA2 genetic test helps identify mutations that increase the risk of breast, ovarian, and other cancers. Learn when testing is recommended, how it’s done, what the results mean, and how genetic counseling supports cancer prevention and early detection.

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Calcitonin: Main Function, Indications for Testing & Reference Values

Calcitonin is a thyroid hormone that helps regulate calcium levels in the blood by reducing bone breakdown, limiting intestinal absorption, and increasing calcium excretion. Learn what causes high or low calcitonin levels, when testing is needed, and how results are interpreted.

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Low Ferritin Level: Symptoms, Causes & What to Do

A low ferritin level can cause fatigue, weakness, pale skin, and hair loss, and may result from anemia, hypothyroidism, or blood loss. Learn what causes low ferritin, how it’s diagnosed, and the main treatments to restore normal iron levels and prevent complications.

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Low TSH: Symptoms, Causes & Treatment

Low TSH can be caused by conditions like Graves’ disease, thyroid nodules, or thyroiditis, and often indicates hyperthyroidism. Learn about common symptoms such as weight loss, tremors, and sweating, possible causes, diagnosis, and treatment options for low TSH levels.

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Low Hemoglobin: 6 Main Causes (& What to Do)

Low hemoglobin can be caused by iron or vitamin B12 deficiency, chronic inflammation, blood loss, hypothyroidism, kidney disease, or red blood cell destruction. Learn about common symptoms, possible causes, and treatments that help restore normal hemoglobin levels.

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High MCH: What It Means & What to Do

High MCH levels may indicate conditions like megaloblastic anemia, hypothyroidism, alcoholism, or liver disease. Learn what causes high MCH in blood tests, possible symptoms, and common treatments, including supplements, medications, and lifestyle changes.

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Uric Acid: Reference Values, Symptoms, Causes & Treatment

High uric acid levels can cause gout, kidney stones, and joint pain. Learn what uric acid is, common symptoms, causes, reference values, and treatments, including medications, diet changes, and natural remedies that help maintain healthy uric acid levels in the body.