HACEK Flashcards by Nicole Dizon | Brainscape

Q

Sucrose (-) Haemophilus

A

SAID

*Aegypticus
*Influenzae
*Ducreyi

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Q

Mannose (+)

A

MPP

*Parainfluenzae
*Pittmaniae

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Q

Sources of NAD or V factor

A

NSS + Potato + Yeast

*Neisseria
*S. aureus
*S. pneumoniae

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Q

X Factor-requiring Haemophilus

A

All except Para x3 + aphrophilus

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Q

D-ALA -requiring Haemophilus

A

Para x3 + aphrophilus

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Q

V Factor-requiring Haemophilus

A

All except ducreyi + aphrophylus

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Q

Haemophilus that only requires X factor

A

H. ducreyi

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Q

Only lactose-fermenting Haemophilus

A

H. pittmaniae (LLF)

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Q

All Haemophilus are CHO-fermenters except

A

H. ducreyi

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Q

Pfeiffer’s bacillus

A

H. influenzae

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Q

Koch-Weeks bacillus

A

H. aegypticus

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Q

All HACEK are cat (+) except

A

A. actino

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Q

Star shape with 4-6 points

A

Aggregatibacter actinomycetecomitans

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Q

Bipolar staining: morse code appearance

A

A. actinomycetecomitans

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Q

Pits the agar

A

CEK of HACEK

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Q

Pleomorphic GN rod that tends to form rosettes

A

Cardiobacterium hominis

Q

Short bacilli to coccobacilli with SQUARE ENDS in pairs/chains

A

Kingella kingae