Special Media

Question 1

Legionella spp.

Answer 1

Buffered charcoal yeast

Question 2

Bordetella pertussis

Answer 2

Bordet-Gengou Agar

Regan-Lowe Agar (better isolation than Bordet Gengou)

Question 3

Which agar is ideal to grow Bordetella pertussis?

Answer 3

Regan-Lower Agar

Question 4

Francisella tularensis

Answer 4

Cystine-Glucose Agar

Question 5

Leptospira

Answer 5

Fletcher’s Medium

Question 6

Helicobacter pylori

Answer 6

Skirrow Agar

Question 7

Vibrio spp.

Answer 7

Thiosulface Citrate-Bile Salts Sucrose (TCBS)

Question 8

Gardnerella vaginalis

Answer 8

Vaginalis Agar (V-Agar) (Human Blood)

Question 9

Salmonella and Shigella in stool

Answer 9

Hektoen Agar (HE)
XLD Agar
Salmonella-Shigella Agar (SS)

Question 10

Corynebacterium diptheriae (black colonies)

Answer 10

Cystine-Tellurite Blood (Tinsdale)

Question 11

Corynebacterium diphtheriae but enhances metachromatic granules

Answer 11

Loeffler’s medium

Question 12

E. coli 0157:H7

Answer 12

SMAC agar

e coli does not ferment sorbitol –> colorless colonies on SMAC

Question 13

Campylobacter

Answer 13

Thioglycolate medium (subculture to campy agar after overnight inc. at 4C)
Campylobacter blood agar (Campy BAP)