50 Questions
What is the primary cause of facial disfiguration in leprosy?
Destruction of facial cartilage and bone
What is the primary part of the body affected by leprosy?
Skin and nerves
What is the primary cause of facial disfiguration in leprosy patients?
Destruction of facial cartilage and bone
What causes destruction of facial cartilage and bone in leprosy?
Multibacillary HD
What is the primary effect of M. leprae on the body?
Destruction of facial cartilage and bone
What is the most common mycobacterial infection in AIDS patients in the US?
M. avium Complex (MAC
How does leprosy affect the body?
It primarily affects the skin and nerves
How many cases of leprosy are reported worldwide?
250,000
How many cases of leprosy are reported worldwide?
250,000
How many cases of leprosy are reported worldwide?
250,000
How many cases of leprosy are reported worldwide?
Approximately 250,000
How is leprosy diagnosed?
Skin test reactivity
What is the primary area of the body affected by leprosy?
Skin and nerves
What is the primary area of the body affected by leprosy?
The skin and nerves
What is the primary area of the body affected by leprosy?
Skin and nerves
How long can treatment for leprosy last?
2 years
How long can treatment for leprosy last?
2 years
What is the mortality rate of untreated Legionnaires' disease?
20-30%
What is the treatment for leprosy?
Multi-drug therapy
What is the treatment duration for leprosy?
2 years
What is the mortality rate of Legionnaires' disease if left untreated?
5-30%
What is the causative agent of Legionnaires' disease?
Legionella pneumophila
What is the primary mode of transmission for nontuberculous mycobacteria (NTM)?
Contaminated food and water
What type of bacteria is Mycobacterium avium Complex (MAC)?
Nontuberculous mycobacteria (NTM
Which bacteria can be found in dental waterlines?
Nontuberculous mycobacteria (NTM
What is the mortality rate of Legionnaires' disease if left untreated?
20-30%
How are NTM rapid growers like M. abscessus introduced into the body?
Skin contact
How are NTM rapid growers, such as M. abscessus, introduced into the body?
Through contaminated water
What is the most common mycobacterial infection in AIDS patients in the US?
M. avium Complex (MAC
What is the best way to prevent disability and deformities from leprosy?
Early detection and treatment
What is the most common mycobacterial infection in AIDS patients in the US?
Mycobacterium avium Complex (MAC
How are NTM rapid growers, such as M. abscessus, introduced into the body?
Through the skin and subcutaneous tissues
What is the transmission method of nontuberculous mycobacteria (NTM)?
Waterborne
What is a breeding ground for Mycobacterium abscessus?
Water
How are NTM rapid growers, such as M. abscessus, introduced into the body?
Inhalation
Which mycobacterial infection is most common in AIDS patients in the US?
Mycobacterium avium Complex (MAC
What is Legionella pneumophila?
An aquatic, gram-negative coccobacillus
What is Legionnaires' disease caused by?
A gram-negative coccobacillus
What is Legionnaires' disease caused by?
A bacteria
What is the duration of treatment for leprosy?
2 years
What is the mortality rate of untreated Legionnaires' disease?
5-30%
How can disability and deformities be prevented in leprosy?
Early detection and treatment
How can bacteria in dental waterlines be transmitted to patients?
Directly to the patient's mouth
What is the mortality rate of untreated Legionnaires' disease?
5-30%
Where can Mycobacterium abscessus be found?
In dental waterlines
Where can bacteria in dental waterlines be transmitted to?
The patient's mouth
Where can Legionella bacteria grow, making it difficult to eradicate?
In water pipes under a biofilm
Is leprosy highly contagious?
No
What is the effect of early detection and treatment of leprosy?
It can prevent disability and deformities
How are Legionella bacteria able to grow in pipes and be difficult to eradicate?
They form a biofilm
Study Notes
- M. leprae causes destruction of facial cartilage and bone
- Pathogenesis of M. leprae leads to diffuse ulceration and deformities of extremities
- Multibacillary HD can cause facial disfiguration
- The image provided by WHO/TDR/McDougall shows a person with facial disfiguration due to leprosy
- Approximately 250,000 cases of leprosy are reported worldwide
- Leprosy is caused by a bacterial infection
- Leprosy primarily affects the skin and nerves
- Leprosy is curable with multi-drug therapy
- Early detection and treatment can prevent disability and deformities
- Leprosy is not highly contagious and can be treated if diagnosed early.
- M. leprae causes leprosy, with diagnosis through acid-fast bacilli in lesions and skin test reactivity.
- Treatment for leprosy varies based on type and can last up to 2 years.
- Nontuberculous mycobacteria (NTM) are not transmitted person-to-person and are opportunistic pathogens.
- Mycobacterium avium Complex (MAC) is the most common mycobacterial infection in AIDS patients in the US.
- NTM rapid growers, such as M. abscessus, are introduced into the skin and subcutaneous tissues.
- Dental waterlines are a breeding ground for bacteria, including Mycobacterium abscessus.
- Legionella pneumophila is an aquatic, gram-negative coccobacillus that causes Legionnaires' disease.
- Legionnaires' disease can be severe and has a 5-30% mortality rate if untreated.
- Legionella bacteria can grow in pipes under a biofilm, making it difficult to eradicate.
- Bacteria in dental waterlines can be transmitted directly to the patient's mouth.
Test your knowledge about bacterial infections with these informative quizzes. Learn about the causes, symptoms, and treatments of leprosy, nontuberculous mycobacteria, and Legionnaires' disease. Discover how dental waterlines can be a breeding ground for bacteria and how to prevent the transmission of these infections. This quiz covers essential information about bacterial infections that will be useful for healthcare professionals and anyone interested in learning more about these diseases.
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