Microbiology Double Jeopardy

Susceptibility

100

elliptical zone of inhibition

E-Test / MIC

200

Agar most commonly used for manual susceptibility testing 

Mueller Hinton

300

mecA associated with

methicillin resistance

400

Penicillin and Cephalosporin class

Beta lactam

500

VanA and VanB cause 

Vancomycin Resistant Enterococcus (VRE)

Fastidious

100

Associated with lower respiratory infections and pink eye

Haemophilus influenza

200

Septic arthritis and STI

Neisseria gonorrhoeae

300

Factors required for Haemophilus influenza 

NAD+ (factor V) and hemin (factor X)

400

Causes whooping cough

Bordetella pertussis

500

Umbrella tumbling motility

Listeria monocytogenes

Fungi

100

Feet on agar, positive germ tube

Candida albicans

200

Fungi that have a yeast phase and a mold phase

Dimorphic

Note: Histoplasma capsulatum, Blastomyces dermatiditis, Coccidioides, and Paracoccidioides

300

Term for mold that grows on dead, decaying matter

saprophytic

400

Tinea capitis, tinea cruris, tinea pedis

Ringworm

(Scalp, jock itch, athletes foot)

500

Capsule visible on India Ink

Cryptococcus neoformans

Parasites

100

Two methods used for stool parasitic testing

Concentrate and Trichrome

200

Scotch tape prep/paddle

Pinworm

300

Most common in the United States by drinking contaminated water sources

Giardia duodenalis, also known as Giardia intestinalis and Giardia lamblia

400

"lid" on parasitic egg

operculum

500

Used to differentiate different species of Tapeworm

Scolex and proglottids 

Normal Flora

100

Vaginal

Lactobacillus

200

Skin

Coagulase Negative Staphylococcus species

300

Blood

NONE

400

Intestinal

Enterobacterales, primarily Escherichia coli

500

Large gram positive rod

Bacillus species