health testing

What is Diagnostic Testing?

When experiencing worrying symptoms you should visit your doctor to get your symptoms diagnosed. Your healthcare practitioner might prescribe you some tests for diagnosis. These diagnostic tests help examine the gravity of your injury or health condition. In addition, they enable your doctor to offer you the best treatment possible. Moreover, diagnostic tests include a variety of examinations, such as the well man test, etc.

So, how important is diagnostic testing in the medical world, and what are they used for? Let’s find out. 

medical specialist working on a laptop

Types of Diagnostic Tests

A diagnostic test is a medical test used to determine a condition. The test is a vital component of a physician’s diagnosis. It is used to confirm a diagnosis and to monitor the progress of a patient. Often, the tests are used to determine the cause of an illness. They usually do not provide answers in yes or no. 

Instead, they help healthcare providers diagnose your symptoms efficiently. Here are a few examples of diagnostic testing:


Radio waves and radiation are used in radiography and X-ray to produce images of your organs and bones. The earliest diagnostic imaging tool was the X-ray, which is still the most extensively used non-invasive diagnostic treatment today. In addition, X-rays are commonly the first medical imaging treatment required for fractures and chest blockages.


Magnetic Resonance Imaging (MRI) is an advanced diagnostic imaging technology that provides images of the interior body structures without using radiation (MRI). Instead, MRI produces incredibly detailed images of what’s within the body using a strong magnet and radio waves.


An ultrasound creates images of the inside organs using sound waves, a computer, and a transducer. The tool is mostly handy for obstetricians. However, it can be used for other applications too. In addition, it is used for treating notably pain-relieving ultrasound-guided procedures.


Mammography is a diagnostic and screening technique for women who want to know if they have abnormal breast growth. However, the radiation exposure is reduced to very low doses thanks to mammography digitization. 

Uses of Diagnostic Testing

Diagnostic testing, including the well man test, is not designed to treat patients. They are only meant to detect the presence of a disease. Their results are crucial to a doctor’s decision-making process. However, these tests are not exclusive to diagnostic purposes. Diagnostic testing is also helpful for certain treatments. The testing procedure is classified into these five prominent roles:

Confirming Cause of Symptoms

This test is an assessment required for confirming the presence or absence of a specific health condition. 


Triage tests are initial diagnostic evaluations performed to administer false-positive results quickly with low error margins.


This is a form of repeated testing that enables the doctors to assess their treatments’ efficiency.


An evaluation of the outcome of a treatment or the advancement of the disease.


A test for detecting the signs of disease in someone who is asymptomatic.

well man test

Final Thoughts

All diagnostic tests, including the well man test, are highly important for accurate examination of your symptoms. In addition, they are extremely beneficial in detecting the early signs of life-threatening diseases, such as cancer and tuberculosis. With medical advancements, the technology used for diagnostic testing has become even more advanced than before.