biochemical tes1

7/30/2019 Biochemical Tes1

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Biochemical Test

1. Give the principle of catalase test.

What is the positive result?

Positive result: EFFERVESCENCE

2. Give the principle of oxidase test.


POSITIVE: PURPLE COLOR

NEGATIVE: COLORLESS

3. State the principle of indole test.


(+) Blue color

4. Give the principle of urease test?


5. Give the principle of PYR test?


6. Give the principle of Hippurate hydrolysis Test?




Staphylococcus

S. aureus

1. Localized Skin Infection

1. Folliculitis

2. Furuncles or Boil - a skin infection involving an

entire hair follicle and nearby skin tissue.

3. Carbuncles - skin infection that often involves a

group of hair follicles

4. Impetigo - blisters filled with pus; easy to pop

2. Wound infection

3. Deep infections that spread from skin to cause

bacteremi

4. Scalded skin symdrome

5. Toxic shock syndrome

6. Food poisoning



Streptococcus

S. pyogenes

1. Strep throat

2. Scarlet fever

3. Skin infections

Impetigo

Impetigo - blisters filled with pus; easy to

pop

Cellilitis - infection of the skin and

underlying tissues that can affect any area

of the body

Erysipelas - infection of the upper layers of

the skin (superficial)



Neisseria

N. gonorrheae

Urethritis

Endocervicitis

Pelvic Inflammatory Disease / Salpingitis

Vulvovaginitis

Ophthalmia neonatorum

Gonococcal pharyngitis

Gonococcal conjunctivitis



N. meningitides

Meningococcemia

Petechiae

Waterhouse –Friderichsen syndrome (WFS)

or hemorrhagic adrenalitis or Fulminant

meningococcemia

Meningitis

biochemical tes1

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