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1
Tuberculosis
By
Gandholi Neeraj Kalyan
B.Sc Biosciences
2
Outline
ā€¢ What is tuberculosis?
ā€¢ Why tuberculosis should be eradicated?
ā€¢ Characteristics of M.tuberculosis
ā€¢ Symptoms of tuberculosis
ā€¢ Diagnosis of the disease
ā€¢ Treatment
3
What is Tuberculosis?
Tuberculosis is caused by the bacteria called
Mycobacterium tuberculosis.
4
Why TB should be eradicated?
ā€¢ The WHO estimates that 1/3 of the planet's population harbor
this bacterium, yet only 2-23% will develop disease during
their lifespan
ā€¢ Every year more than 10.6 million people worldwide
fall ill
Around 1.7 million die from tuberculosis every year
a quarter of the world has latent TB, which will
develop into active tuberculosis for one in ten victims
years or even decades later
5
ā€¢ An estimated 279,000 patients were diagnosed with
tuberculosis (TB) in India and 423,000 died of the
highly contagious lung disease in 2016.
ā€¢ An estimated 147,000 patients in India have MDR-
TB.
ā€¢ India Tops List of Tuberculosis Fatalities in 2016
6
Characteristics of M.tuberculosis
ā–ŗ Slightly curved, rod shaped
bacilli
ā–ŗ THICK LIPID CELL WALL
ā–ŗ Multiplies slowly (every 18 - 24
hrs)
ā–ŗ CAN REMAIN DORMANT
FOR DECADES
ā–ŗ Aerobic
ā–ŗ Non-motile
Transmission 7
8
Symptoms
Cough Loss of appetite
Difficulty in breathing
Cold Fever Chest pain
Diagnosis 9
ā€¢ (Mantoux) Tuberculin skin test (TST)
ā€¢ Interferon-gamma release assay
(IGRA)
ā€¢ Sputum cultures
Treatment
ā–ŗ Isoniazid (INH)
ā–ŗ Rifampin (RIF)
ā–ŗ Pyrazinamide (PZA)
ā–ŗ Ethambutol (EMB)
Two new drugs have been licensed: bedaquiline and
delamanid
10
Vaccine: Bacillus Calmetteā€“GuĆ©rin (BCG) vaccine
THANK YOU
11

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Tuberculosis and it's treatment

  • 2. 2 Outline ā€¢ What is tuberculosis? ā€¢ Why tuberculosis should be eradicated? ā€¢ Characteristics of M.tuberculosis ā€¢ Symptoms of tuberculosis ā€¢ Diagnosis of the disease ā€¢ Treatment
  • 3. 3 What is Tuberculosis? Tuberculosis is caused by the bacteria called Mycobacterium tuberculosis.
  • 4. 4 Why TB should be eradicated? ā€¢ The WHO estimates that 1/3 of the planet's population harbor this bacterium, yet only 2-23% will develop disease during their lifespan ā€¢ Every year more than 10.6 million people worldwide fall ill Around 1.7 million die from tuberculosis every year a quarter of the world has latent TB, which will develop into active tuberculosis for one in ten victims years or even decades later
  • 5. 5 ā€¢ An estimated 279,000 patients were diagnosed with tuberculosis (TB) in India and 423,000 died of the highly contagious lung disease in 2016. ā€¢ An estimated 147,000 patients in India have MDR- TB. ā€¢ India Tops List of Tuberculosis Fatalities in 2016
  • 6. 6 Characteristics of M.tuberculosis ā–ŗ Slightly curved, rod shaped bacilli ā–ŗ THICK LIPID CELL WALL ā–ŗ Multiplies slowly (every 18 - 24 hrs) ā–ŗ CAN REMAIN DORMANT FOR DECADES ā–ŗ Aerobic ā–ŗ Non-motile
  • 8. 8 Symptoms Cough Loss of appetite Difficulty in breathing Cold Fever Chest pain
  • 9. Diagnosis 9 ā€¢ (Mantoux) Tuberculin skin test (TST) ā€¢ Interferon-gamma release assay (IGRA) ā€¢ Sputum cultures
  • 10. Treatment ā–ŗ Isoniazid (INH) ā–ŗ Rifampin (RIF) ā–ŗ Pyrazinamide (PZA) ā–ŗ Ethambutol (EMB) Two new drugs have been licensed: bedaquiline and delamanid 10 Vaccine: Bacillus Calmetteā€“GuĆ©rin (BCG) vaccine