what is the causes of tuberculosis? | symptoms of tb in the lungs

Tuberculosis- All that you Must Know

what is the causes of tuberculosis symptoms of tb in the lungsTuberculosis is one of the major causes for deaths amongst children as well as adults. Over the world, the effects of Tuberculosis has set up worrying data and records, which has shook the world for years. Even some countries in the world are declared as widely affected by Tuberculosis. Early detection and diagnosis could be one of the biggest reasons when you could get rid of the disease. However, leaving it for too late could prove to be dangerous for anyone. This guide below will help you to get complete information about everything that you need to know.

What are the causes of Tuberculosis?

Most of the theories conclude that Tuberculosis is caused because of bacteria. It simple terms, then it is caused by a strain of bacteria which can also prevent to a certain extent with the help of medication. However, there are multiple causes by which the TB bacteria could be transmitted to your body.

Transmission through AIR

It would be wrong to say that TB bacteria are not airborne in nature. The TB bacteria could travel through the infected droplets in the air. If they enter the air by infected droplets, any nearby person could be infected by this and also inhale the air droplets quite easily. Here are some key methods by which some people can inhale the bacteria.

  • sneezing
  • speaking
  • singing
  • coughing
  • Latent TB Infection

People with a well-functioning immune system maybe not much affected by these bacteria much. However, they might be asymptomatic and may also be a carrier in such a case. This concept is known to be as latent Tuberculosis which is a part of the inactive TB infection.

The Early Symptoms of Tuberculosis

Tuberculosis could prove to be highly damaging if you do not diagnose or recognize the e

arly signs and symptoms of Tuberculosis. The symptoms of TB could be seen in different parts of the body depending on the growth and origin of bacteria. Here are some symptoms you should keep in mind.

Symptoms of TB in the Lungs

The symptoms of TB could be com

monly seen in the lungs. Early detection and diagnosis of the disease will help you in TB.

  • Cough could run for long hours and even for weeks before any stoppage
  • You may even find symptoms of blood coming up through cough. Sometimes, sputum cough is also noticed.
  • Another symptom is chronic chest pain. Chest pain could be commonly found in such cases.

General TB symptoms

Here are the lists of some of the common symptoms which may happen to anyone. However, with such symptoms, it becomes very difficult to declare that this is related to TB.

  • unexplained fatigue
  • weight loss
  • weakness
  • appetite loss
  • fever
  • night sweats
  • chills

Other TB symptoms found

Apart from the general symptoms of TB, there are some other organs that may get affected widely by the advent of such a disease. They are mentioned as follows:

  • Loss of kidney function is commonly seen for people who have TB. Blood in the Urine could also be spotted.
  • Stiffness or mild back pain could be a bigger problem. You may also find some spinal irregularity when it affects the spine
  • If you find nausea or vomiting, confusion or headache, then TB spreads to the brain.

How Is Tuberculosis Treated?

what is the causes of tuberculosis symptoms of tb in the lungs


Antibiotic medicine is the way to treat Tuberculosis. There are several factors depending on what your doctor will suggest to you medicine/s. And the factors are health, age, whether you are having active or latent TB and whether your TB is resistant to drugs. In that case, certain medicines might not work well.

If you are having latent TB, then you should take only one or two kinds of TB drugs. And if you are having active TB, specifically if it is a drug-resistant strain, then you will need to take several drugs at once. Here are some of the most common medicines that doctors often use to treat Tuberculosis:

  • Ethambutol (Myambutol)
  • Isoniazid
  • Pyrazinamide
  • Rifampin (Rifadin, Rimactane)

Remember, if you are taking TB medicines, then you must stay away from alcohol consumption. Having acetaminophen and alcohol might increase your liver problems. You should always check with your doctor before you proceed with any medicine consumption.

Now coming to side effects, tuberculosis medicine comes with a few, but they can be pretty serious. If you see any of these serious symptoms, then you must contact your doctor-

  • Fever that lasts 3 days or longer
  • Blurry vision or color-blindness
  • Nausea
  • Jaundice
  • Dark (coffee-colored) urine
  • Vomiting

Different Tests and Diagnosis Of TB

  1. Skin Test

One of the most common tests for Tuberculosis is a skin test. A tiny amount of tuberculin will be injected right below the skin that is inside your forearm. And within 48 to 72 hours, the doctor will check whether your arm is swelling or not. If you have a hard and raised red bump, you might have a TB infection. However, the result may not be 100% right.

  1. Imaging Test

In case you are having a positive skin test, then your doctor will suggest you have a chest X-ray or a CT scan. This will show you some white spots in your lungs or you might see some changes if you are having active Tuberculosis.

  1. Blood Test

A blood test will be able to confirm whether you are having active or latent Tuberculosis. It will further measure how much your immune system is reacting to TB bacteria. It would help if you visited the office only once. And if you are having a higher risk of this infection but have a negative result in the skin test, then they can be helpful.

  1. Sputum Test

Your doctor can ask you to get some sputum samples if you are chest X-ray shows signs of Tuberculosis. Sputum is the mucus that occurs while you are coughing. Then the samples will be taken for a TB bacteria test.

Tuberculosis Data Table

Number (Rate per 100 000 population)
Total TB incidence 7 900 (6 700-9 100) 2.4 (2-2.7)
HIV-positive TB incidence 380 (310-450) 0.11 (0.09-0.14)
Universal health coverage and social protection*
TB treatment coverage (notified/estimated incidence), 2020 87% (75-100)
TB patients facing catastrophic total costs
TB case fatality ratio (estimated mortality/estimated incidence), 2020 8% (7-9)
TB case notifications, 2020
Total cases notified 7 167
TB/HIV care in new and relapse TB patients, 2020
Number (%)
Patients with known HIV status who are HIV-positive 290 4.80%
– on antiretroviral therapy
Drug-resistant TB care**, 2020
% of bacteriologically confirmed TB cases tested for rifampicin resistance – New cases ^ 95%
% of bacteriologically confirmed TB cases tested for rifampicin resistance – Previously treated cases ^ 84%
Laboratory-confirmed cases – MDR/RR-TB ^^ 68
Treatment success rate and cohort size
Success Cohort
New cases registered in 2019 75% 8 406
Previously treated cases registered in 2019 74% 391
XDR-TB cases started on second-line treatment in 2018

Source: WHO

Key Facts of Tuberculosis

  1. According to multiple reports globally, the year 2020 came with a record 1.5 million deaths from the effect of TB around the globe.
  2. After COVID-19, the worldwide effect of TB ranks this disease in the 13th spot globally with the second leading cause of infected diseases.
  3. The number of people who felt ill with detected TB in the year 2020. It is estimated that the number of affected people in 2020 will reach almost 10 million.
  4. Out of the number of deaths by Tuberculosis, it is estimated that 5.6 million men are affected, with 1.1 million children and 3.3 million women.
  5. It is recorded that almost 30 countries in the world are considered to be TB burden. They are accountable for 86% of the new cases in 2020.
  6. Dues to medicine and treatment advancements, the global rate of TB is falling by 2% every year. The cumulative reduction for the past 5 years is around 11% till 2020.
  7. Between the time span of 2000 to 2020, a total of 66 million people were saved through proper medication and diagnosis.

Final Talk:

Everyone knows that Tuberculosis is not an easy thing to deal with. Proper diagnosis, tests, and also vaccination are very important. In some cases of mild Tuberculosis, medications might come in to be of great help. However, it is very important to have the right diagnosis and also the right treatment has taken place if you want to get the best results. The most important is that you need to consult with the right Tuberculosis effects when it comes to getting the right treatment. It would be best if you always discussed it with the right physician before purchasing any medicine.


  1. Im very pleased to find this page. I wanted to thank you for your time due to this wonderful read!! I definitely savored every bit of it and i also have you bookmarked to check out new information in your blog.


Please enter your comment!
Please enter your name here

Related Posts

Why Do Asthma Symptoms Worsen At Night?

You are not alone if you have asthma and...

How To Cure Asthma Cough Naturally ?

What Are Natural Asthma Treatments? You might be wondering if...

What is the symptoms of allergic rhinitis?

What exactly is High Fever? Pollen allergies are what cause...

How can I clean cigarette smoke tar from lungs?

How can I clean cigarette smoke tar from lungs? As...

Everything About Zika Virus Signs, Symptoms And Treatment – Health Care Bloger

What is Zika Virus? The World Health Organization (WHO) reports...

Best Way Weight gain after tuberculosis treatment(TB) 2022

Are you looking forward to knowing the best Weight...