Leishmaniasis Flashcards Preview

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Flashcards in Leishmaniasis Deck (18)
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1
Q

Treatment of visc leish

A

Injections of pentostam and glucantime

2
Q

Diagnosis of visc leish

A
  1. Take a spleen sample

2. Look for amastigotes

3
Q

Old world visc leish.

  1. Sp
  2. Loc
  3. Vec
A
  1. Leishmania donovani
  2. Old world
  3. Phlebotomus sergenti
4
Q

New world visc leish.

  1. Sp
  2. Loc
  3. Vec
A
  1. Leishmania
  2. New world - brazil
  3. Lutzomyia shannoni
5
Q

Causes largely urban form of cuta leish

A

Leishmania tropica

6
Q

What system does leishmaniasis infect?

A

Reticuloendothelial system

7
Q

Pathology and symptoms of L. major

A

Inflammation at the site of infection and formation of a painful ulcer.

8
Q

Causes Rural form of cuta leish

A

Leishmania major

9
Q

New world leishmaniasis (sp)

A
  1. L. mexicana
  2. L. braziliensis
  3. L. chagasi
10
Q

Old world leishmaniasis (sp)

A
  1. L. tropica
  2. L. major
  3. L. donovani
11
Q

Diagnosis/treatment of L major

A
  1. Tissue scraping
  2. Look for amastigotes

Natural healing is best, but pentostam and glucantime injections can be administered.

12
Q

Difference between diagnosing L. major and tropica.

A

Tropica - humans are a better host and there will be more amastigotes in the sample.

13
Q

Country where L. major or tropica can be acquired

A

Saudi

14
Q

Reservoir host for major and tropica

A

Rats

15
Q

Diagnosis of muco leish

A
  1. Tissue sample

2. Look for amastigotes

16
Q

Muco leish treatment

A

Injection or pentostam and glucantime

17
Q

Main reservoir for muco leish

A

Small rodents

18
Q

Control of brasiliensis

A

Difficult due to sylvatic nature.