Gram Negative Cocci Flashcards

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1
Q

Gram negative “kidney-bean” diploccoci that feements both maltose and glucose

A

N. meningitidis

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2
Q

Severe form of Meningococcemia

A

Waterhouse-Friderichson Syndrome

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3
Q

Prophylaxis treatment to Menigococcemia

A

Rifampicin

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4
Q

Antibiotics present in Thayer Martin Medium

A

Vancomycin
Nystatin
Colistin

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5
Q

Stain used for Nocardia sp

A

Fite-Faraco Stain

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6
Q

Smallest free living organism

A

Mycoplasma pneumonia

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7
Q

Reason why Treponema pallidum cannot be cultured in vitro?

A

It lacks tricarboxylic acid

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8
Q

Important ophthalmic sign of tertiary syphilis

A

Argyll-Robertson pupil

Prostitute pupil

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9
Q

Most important confirmatory test in secondary syphilis

A

Fluorescent treponemal antibody absorption test

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11
Q

Influenza like symptom that develops after intake of Penicillin in Syphilis

A

Jarish-Herxheimer reaction

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12
Q

Largest gram (-) spirochete

A

Borellia burgdorferi

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13
Q

Erythema chronum migrans

Bull’s eye appearance

A

Lyme disease

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14
Q

Transmission of Leptospira interrogans

A

Animal urine

Wadding in floodwaters

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15
Q

Hallmark lesion of Leptospirosis

A

Small vessel vasculitis

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16
Q

Gold standard diagnostic test for Leptospirosis

A

LeptoMAT

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17
Q

Snowflake lesion in CXR

A

Leptospirosis

18
Q

Most secere form of Leptospirosis

A

Weil syndrome

19
Q

Most common STD of all

A

Chlamydia trachomatis

Type D-K

20
Q

Most common cause of infectious blindness

A

Chlamydia trachomatis

Type A-C

21
Q

Papule or vesicle which ulcerates and leads to inguinal LAD

(+) Frei test

A

Lymphogranuloma venereum

22
Q

Organisms involved in atypical pneumonia

A

Mycoplasma pneumoniae
Chlamydophila pneumonia
Psuedomonas aeruginosa

23
Q

Organism that causes Messnteric Adenitis

A

Yersinia enterocolitica

24
Q

Donovan bodies

A

Granuloma inguinale

25
Q

Organism in Granuloma Inguinale

A

Klebsiella granulomatis

26
Q

Bartonella henselae

A

Cat scratch disease

27
Q

Most important diagnostic test in Syphilis

A

Dark field microscopy