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Title: Borrelia short summary
Description: This file summarises the pathogenicity, lab diagnosis, morphology, cultural characteristics of Borrelia

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Borrelia
Introduction:





They are larger than other spirochetes, with 3-10 irregular wide and open coils
...

Commensal of buccal and genital mucosa
...


PATHOGEN

MORPHOLOGY

CULTURE

B
...

(relapsing
fever)
B
...


Gram negative,
motile, possess
5-8 irregular
spirals
Stains:
geimsa/Wright
...
vincentii
...

Stains: dilute
carbol fuchsin,
methyl violet
...


B
...

Vector: ixodid
tick
...

33-37°C
...

Grown on : BSK
medium
...


PATHOGENESIS

LAB
...


Transmitted by: body louse &
tick
...
Afebrile last
for 4-10 days and relapses
occurs
...


Specimen: blood
...

• Geimsa/leishman
stain
...

• Serology is
difficult
...
vincentii is
ofetn
associated with
fusiform bacilli
(fusobacterium
fusiforme)

Under mal-nutrition or viral
infection , causes ulcerative
gingivostomatitis or
oropharyngitis
...

Staining
...

1
...

2
...


Specimen: skin
lesions, CSF, blood
...

ELISA, IF FTA-ABS
...


3
...


2


Title: Borrelia short summary
Description: This file summarises the pathogenicity, lab diagnosis, morphology, cultural characteristics of Borrelia