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What Is a BNP Test and What Do Results Mean?
A BNP test measures a hormone your heart releases under stress, helping doctors diagnose heart failure and guide treatment decisions.
What Is an MSE? Mental Status Exam Explained
A mental status exam helps clinicians assess mood, thinking, and behavior during a visit. Here’s what each part evaluates and what normal looks like.
What Is Elevated Troponin? Causes and What It Means
Elevated troponin can signal a heart attack, but not always. Learn what this protein does, what raised levels mean, and what comes next.
How Is NPH Diagnosed? Symptoms, MRI, and Tap Test
NPH diagnosis relies on three classic symptoms, MRI findings, and a spinal fluid tap test. Learn how doctors identify this treatable cause of dementia-like symptoms.
What Is HSV+? What a Positive Test Result Means
Testing positive for HSV can feel overwhelming, but understanding what it means for your health, relationships, and daily life makes it easier to navigate.
How Is Clubfoot Diagnosed: Ultrasound to Birth Exam
Clubfoot can be spotted before birth on ultrasound or confirmed by a physical exam after delivery. Learn how doctors diagnose and assess its severity.
What Is Karyotype Testing: Purpose, Procedure & Results
Karyotype testing maps your chromosomes to detect genetic conditions, cancers, and pregnancy concerns. Here’s how it works and what results mean.
How to Test Glucose Levels: Fingerstick, CGM, and Lab Options
Learn how fingerstick tests, CGMs, and lab draws measure blood sugar, what your results mean, and what can throw off your readings.
What Is ATP Testing and How Does It Work?
ATP testing uses a bioluminescence reaction to detect biological residue on surfaces. Here’s how it works, where it’s used, and what its results actually mean.
How to Detect Diabetes: Signs, Tests, and Screening
Learn how diabetes is diagnosed, which tests doctors use, and when you should get screened—including for prediabetes and gestational diabetes.
Is 220 Cholesterol High, Borderline, or Normal?
A total cholesterol of 220 falls in the borderline high range, but your HDL, LDL, and overall health matter more than that single number.
What Is an Anoscopy? Purpose, Procedure and Risks
Learn what an anoscopy involves, why your doctor might recommend one, and what to expect before, during, and after this low-risk procedure.
How Is Dystonia Diagnosed: Clinical Exams to Genetic Tests
Diagnosing dystonia involves more than one test. Learn how doctors use clinical exams, brain imaging, genetic testing, and more to reach a diagnosis.
What Is a TSH? Normal Levels and What They Mean
TSH is a key marker of thyroid health. Learn what normal levels look like, what high or low results mean, and what can affect your numbers.