Diagnostic Tools

  • Diagnostic tools are used in health science to determine the cause of a patient’s symptoms or to monitor the progress of a disease or treatment.
  • X-rays are a common diagnostic tool used to view the inside of the body, often to identify fractures or discover signs of diseases such as tuberculosis or lung cancer.
  • Ultrasound scans use high-frequency sound waves to create an image of the inside of the body. These are commonly used during pregnancy, but can also be helpful in diagnosing conditions in many parts of the body.
  • Blood tests are another common diagnostic tool and can be used to check hormone levels, identify infections or diseases, and monitor the function of organs such as the liver or kidneys.
  • Biopsies involve taking a small sample of tissue from the body to examine under a microscope. It is a crucial tool in diagnosing conditions like cancer.
  • CT scans (computed tomography scans) are like X-rays, but they take a series of pictures from different angles to create a three-dimensional image of the inside of the body.
  • MRI scans (magnetic resonance imaging scans) use magnetic fields and radio waves to create detailed images of the body. This tool is often used for diagnosing conditions that affect the brain or spinal cord.
  • PET scans (positron emission tomography scans) are used in tandem with CT scans to create detailed three-dimensional images. They are often used to investigate complex conditions such as heart disease or cancer.
  • Electrocardiograms (ECGs) record electrical signals in the heart, which can help diagnose heart conditions.
  • Tools such as stethoscopes and thermometers are non-invasive diagnostic tools used in everyday healthcare to monitor vital signs and basic bodily functions.
  • Endoscopes allow health professionals to view the body’s interior without surgery. This tool is often used to investigate symptoms in the digestive tract.
  • There’s a growing field of ‘wearable’ diagnostic tools, such as smartwatches that can monitor heart rates and detect anomalies. These help in early detection and prevention of diseases.