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  • Kenko Desk

TB Tech: Enhancing Diagnosis, Treatment, and Prevention

When it comes to TB, it's better to be safe than to cough up a lung. It's like having a permanent case of the sniffles, albeit with a higher risk of death.


TB remains a significant global health concern despite being a curable disease, causing an estimated 1.6 million deaths in 2021. However, technology is playing a crucial role in enhancing TB diagnosis, treatment, and prevention. Let’s explore some of the latest technological advancements in TB management.


What is TB?


Tuberculosis (TB) is an infectious disease caused by Mycobacterium tuberculosis, which primarily affects the lungs. but can also affect other parts of the body. The symptoms of TB can vary depending on the stage and severity of the infection. Here are some common symptoms of TB:

  • Persistent cough for more than three weeks, possibly accompanied by phlegm or blood

  • Chest pain or discomfort

  • Fatigue and weakness

  • Loss of appetite and weight loss

  • Night sweats and fever

  • Chills and shivering

  • Shortness of breath and difficulty breathing

  • Swelling of the lymph nodes, particularly in the neck or armpits


Some important pointers about TB


It's important to note that not everyone who is infected with TB will develop symptoms. In some cases, the immune system can contain the bacteria and prevent the development of active disease.


However, even in these cases, the bacteria can remain dormant in the body and become active later on if the immune system weakens. Early detection and treatment can help prevent the spread of the disease and improve outcomes.


If you are experiencing any of these symptoms, especially if they persist for more than a few weeks, it's important to seek medical attention and get tested for TB.


How tech is enhancing TB diagnosis


Traditional diagnostic methods, such as microscopy and culture, have limitations in terms of sensitivity and specificity, particularly in resource-limited settings. However, there are several innovative technologies that are improving TB diagnosis:



  • GeneXpert: GeneXpert is a molecular diagnostic tool that uses automated real-time PCR to detect TB and rifampicin resistance. The test can be performed on sputum samples and provides results in under two hours, making it a valuable tool in settings where rapid diagnosis is essential.


  • Line Probe Assay (LPA): LPA is another molecular diagnostic technique that can identify sputum samples' TB and drug resistance mutations. The test provides results within a day, making it a useful tool for rapid diagnosis.


  • Artificial Intelligence (AI): AI algorithms have the potential to improve TB diagnosis accuracy and speed. For example, AI can be used to analyze chest X-rays to identify TB lesions, reducing the need for invasive diagnostic procedures.


How tech is enhancing TB treatment


TB treatment typically involves a combination of antibiotics taken for several months, which can be challenging for patients to adhere to. However, technology is making TB treatment more manageable, particularly in resource-limited settings, by:


  • Mobile Health (mHealth) Technologies: mHealth technologies, such as SMS reminders and mobile apps, can improve TB treatment adherence by providing patients with reminders and educational resources.


  • Video Observed Therapy (VOT): VOT involves patients recording videos of themselves taking their medication and sending them to healthcare providers for monitoring. This approach can reduce the need for in-person visits, making TB treatment more accessible and convenient.


  • 3D Printing: 3D printing can be used to create personalized TB medication dosages, improving treatment efficacy and reducing the risk of adverse effects.


How tech is enhancing TB prevention


Preventing TB is essential for reducing its spread, particularly in high-risk populations. Technology is playing an essential role in TB prevention by:


  • Vaccines: Advances in vaccine development have led to the creation of novel TB vaccines that show promising results in clinical trials. These vaccines could help prevent TB infection and disease.


  • Contact Tracing: Technology, such as mobile apps and GPS tracking, can be used for contact tracing, identifying individuals who have been in close contact with TB patients, and screening them for infection.


  • Air Filtration Systems: Air filtration systems, such as ultraviolet germicidal irradiation, can reduce the risk of TB transmission in healthcare facilities and other high-risk settings.


Technology is transforming TB diagnosis, treatment, and prevention, offering new and innovative approaches to address the challenges of this global health concern. While there is still much work to be done, the progress made so far is promising, and we can hope for a future where TB is no longer a significant public health issue.


Wondering what else can you do to increase your chances of winning the bout against TB? You can subscribe to the Kenko Individual Health Plan which gives you discounts on lab tests, medicines, doctor consults, daily healthcare and much more.

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