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year 2 misc > Microbio > Flashcards

Microbio Flashcards

1
Q

What organism causes acne vulgaris

A

Propionibacterium- cornyebacterium acnes and cutibacterium acnes

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2
Q

What antibiotics can be used in acne

A

Topical antibiotics- clindamycin

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3
Q

What is isotretinoin

A

Oral retinoid- vitamin A derivate

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4
Q

What is the topical treatment for impetigo

A

Fusidic acid

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5
Q

What is the typical organism behind cellulitis and its treatment

A

Infection of dermis and subcutaneous tissue. Strep pyogenes, fluclox

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6
Q

What is the typical organism behind necrotising fascitis

A

Strep pyogenes. Presents with disproportionate pain

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7
Q

What is shingles

A

Reactiviation of varicella zoster virus in dorsal root or cranial nerve ganglia

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8
Q

Medical treatment for chickenpox

A

Calamine lotion. If immunocomprised- varicella zoster immunoglobin
Over 12 = acyclovir

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9
Q

What is molluscum contagiosum

A

Pox virus. young children
Pinkish or pearly white waxy shiny papules with central umbilication does not affect palms or soles
Ix- dermascope
Mx- self-limiting

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10
Q

What are the two types of herpes simplex

A

HSV-1= oral lesions and cold sore
HSV-2= genital herpes

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11
Q

Treatment for HSV-1

A

Topical acyclovir

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12
Q

Treamtent for HSV

A

Oral acyclovir

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13
Q

Eczema herpeticum

A

Complication of atopic dermatitis. Iv acyclovir

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14
Q

What is rosacea caused by

A

A parasite

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15
Q

“trail in interwebed spaces” is a buzzword for what

A

Scabies

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16
Q

What is the Tx for scabies

A

Permethrin -> malathion

17
Q

Cause and treatment for scarlet fever

A

Strep pyogenes and penicillin

18
Q

Main bacteria behind mastoiditis

A

Strep pneumoniae

19
Q

What is the feverpain critieria for tonsilitis

A

Fever (during previous 24 hours)

Purulence (pus on tonsils)

Attend rapidly (within 3 days after onset of symptoms)

Severely Inflamed tonsils

No cough or coryza (inflammation of mucus membranes in the nose)

20
Q

Bacterial cause of keratitis

A

Staph aureus, chloramphenicol or gentamicin

21
Q

Dendritic ulcers show what

A

Herpes Simplex virus and give anti-virals

22
Q

Risk factors for acanthambea

A

Contact lenses + swimming

23
Q

What type of discharge is bacterial conjunctivitis

A

Purulent

24
Q

Most common bacteria from UTI

A

E.coli (GI)
Psuedomosas aerginosa (catheters)

year 2 misc (12 decks)

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