Recent content about Tests - Page 6

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Latest content about Tests

Waist to Hip Ratio (Free Online Calculator): How to Measure

The waist to hip ratio is a vital metric used to determine an individual's risk for developing heart disease, diabetes, and hypertension. This measurement identifies abdominal fat concentration, helping to prevent serious complications. Includes a calculator and reference ranges for men and women.

Tests

Urinary Catheter: Indications, Insertion & Risks

Urinary cathether overview: indications (urinary retention, sterile urine tests), indwelling vs intermittent catheter differences, key insertion steps using aseptic technique, and risks including UTI, bleeding, bladder stones, and urinary tract injury.

Tests

Albumin-Creatinine Ratio (Urine Test): What It Means & How It's Done

Albumin-creatinine ratio is a urine test used to detect early kidney damage by measuring albumin levels relative to creatinine. It helps screen for chronic kidney disease, diabetes-related kidney changes, and cardiovascular risk, explains normal values, abnormal results, and test preparation.https://www.tuasaude.com/en.

Tests

HIV Test: When to Test, Types & What Results Mean

The HIV test detects the virus through blood or saliva samples. Accuracy depends on the 30-day window period to avoid false negatives. Common methods include 4th generation ELISA, rapid tests, and molecular NAT screenings. Early detection allows for PEP and viral load monitoring to prevent AIDS.

Tests

Fecal Occult Blood Test: How to Prepare & What Results Mean

Fecal occult blood test finds hidden blood in stool that may point to ulcers, colitis, Crohn’s disease, polyps, hemorrhoids, diverticulitis, or colorectal cancer. Covers 3-day prep, avoiding certain foods/meds, and interpreting results.

Tests

Skin Biopsy: What It Is & When It's Recommended

Skin biopsy is a quick, local-anesthetic procedure that removes a small skin sample for lab analysis. Covers when it’s recommended, common types (punch, shave, excisional), preparation, aftercare, and risks like bleeding or scarring.

Tests

TSH Blood Test: High vs Low Levels & What They Mean

TSH blood test checks thyroid function by measuring pituitary TSH and its relationship with T3 and T4. Covers why it’s ordered, prep, reference ranges (including pregnancy), and what high or low results may suggest.

Tests

Bacteria in Urine: What It Means (& Possible Causes)

Bacteria in urine may result from specimen contamination or conditions like urinary tract infections. Urine microscopy helps confirm findings, while culture tests identify bacteria type and antibiotic sensitivity to guide diagnosis and treatment decisions.

Tests

Nitrites in Urine: What It Means & Treatment Options

Nitrites in urine may suggest a urinary tract infection when bacteria convert nitrate to nitrite. Covers type 1 urinalysis sample collection, why urine culture may be needed, common symptoms, who to see, and treatment options, including in pregnancy.

Tests

CPK Test: Why It's Ordered & What Results Mean

CPK test measures creatine phosphokinase, an enzyme released into the blood after muscle, heart, or brain injury. High levels may suggest heart attack, stroke, or muscle damage. Results are interpreted with other tests, and normal ranges vary by lab.

Doctor Says

How can I lower creatinine levels?

How to lower creatinine levels depends on restoring kidney filtration, since no specific medication directly lowers creatinine. Steps vary by cause: treat acute kidney failure triggers, manage diabetes and high blood pressure in chronic kidney failure, and use hemodialysis in severe cases with nephrologist guidance.

Doctor Says

Are high iron levels a sign of cancer?

High iron levels are usually not a sign of cancer, as they are more often linked to inflammation, liver conditions, or hereditary iron overload. This overview explains when high iron may warrant further testing, what common causes look like, and when to seek medical evaluation for persistent abnormalities.

Tests

GGT Blood Test: What It Is & How to Prepare

GGT blood test measures gamma-glutamyl transferase to help assess liver injury or biliary obstruction, which often elevates GGT. Levels can also rise with pancreatitis, heart attack, or cirrhosis and are read with AST, ALT, bilirubin, and ALP. Typical range: 7–50 IU/L; prep: 8-hour fast, no alcohol 24 hours.

Tests

Epithelial Cells in Urine: What It Means

Epithelial cells in urine often reflect normal shedding along the urinary tract and are usually not clinically relevant. Cell type can suggest the source, such as squamous cells from collection contamination. Counts (few/some/many), bacteria or mucus, and abnormal shapes may signal a UTI or kidney issues.

Tests

Hemoglobin A1c (HbA1C) Test: What It Tests & Normal Levels

The HBA1C test measures average blood glucose over three months by analyzing sugar bound to hemoglobin. It is a key tool for diagnosing prediabetes and diabetes, with standard normal levels below 5.7%. Because red blood cells live for 120 days, this test tracks treatment efficacy and health trends without fasting.