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Family Shelf > Infectious DX > Flashcards

Infectious DX Flashcards

1
Q

What is the only thing you will use penicillin for?

A

Syphilis

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2
Q

What is most commonly used to treat staph that is not methicillin resistant?

A

Nafcillin

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3
Q

What is first line treatment for MRSA?

A

Vancomycin

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4
Q

If you cant use vancomycin for MRSA, what is next best?

A

Linezolid

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5
Q

Two penicillin variants for gram negative?

A

Amoxicillin and ampicillin

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6
Q

What beta lactamase inhibitor do we give with ampicillin and amoxicillin?

A

Amp is sulbactam

Amoxicillin is clavulanate

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7
Q

What cillin are we using for pseudomonas and what is its beta lactamase?

A

Pipercillin and tazobactam

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8
Q

What do you use if you dont use pip tazo?

A

Carbapenem

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9
Q

What gram stain bacteria do 1,2,3,4 cephalosporins cover?

A

1,2 more positive
3 both
4, negative and pseudo

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10
Q

4th generation cephalosporins to know?

2 3rd generation to know?

A

Cefapime

Cefotaz and ceftriaxone

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11
Q

2 symptoms that are the backbone of lung infection or point you to lung infection?

A

Cough and fever

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12
Q

Fever and cough positive chest x ray equals?
Fever and cough negative chest x ray equals?
Fever and cough and cavitation on chest x ray equals?

A

Pneumonia
Bronchitis
Abscess

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13
Q

2 criteria for community acquired pneumonia?

1 criteria for healthcare/hospital acquired pneumonia?

A

Greater than 90 days from exposure to health care building
Or
Less than 48 hours from being admitted to hospital

Less than 90 days from exposure to the building

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14
Q

6 organism causing CAP and their context?

A 
Strep pneumonia
Klebsiella, alcoholic 
H flu, COPD 
M cat,  
Staph, post viral
Legionella, immune system sucks
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15
Q

What are the two options to treat community acquired pneumonia?
when to use moxi?

A

Ceftriaxone and azithromycin in hospital
Just azithroymycin outside of hopsital
Moxi if beta lactam allergy

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16
Q

Top 2 dogs causing HAP?

What to use to treat them?

A

Pseudo and staph

Pip tazo and vancomycin (linezolid or meropenem if those arent available)

17
Q

Top 2 things to do when someone comes in with cough and fever?

A

Chest x ray and pulse ox

18
Q

If the x ray is negative, what do they have and how to treat?

A

Bronchitis (basically not as bad pneumonia)

Azithromycin or doxycycline or moxi

19
Q

What happens if the chest x ray shows cavitation and there is foul smelling sputum, what do you do next?

A

CT to see if its fungus, TB, or abscess

20
Q

Empiric treatment for abscess?

A

Ceftriaxone an clindamycin

21
Q

What if the x ray shows consolidation, how do we proceed?

A

Need to figure out time of exposure to building and determine HAP vs. CAP.

22
Q

Let’s say you have a patient with HIV/AIDS and pneumonia, what is the pathogen, how do you diagnose and what do you give to treat?

A

PCP
Sputum silver stain
TMP-SMX plus or minus steroids based on hypoxia, SOB, dyspnea

23
Q

What is the curb 65 criteria used for and how do we use it?

A

See how to treat/manage pneumonia. Each one gets a point. Confusion, BUN over 20, Respiratory over 30, BP under 90/60, and over 65.
1 point outpatient
2 inpatient
3 and over admit, and consider ICU for 4 and 5

24
Q

3 symptoms to remember for flu and which one will distinguish it from pneumonia?

A

Fever, cough, and muscle pain/aches

25
Q

Big picture, what two use for ENT infections?

Big picture, what to use for lung infections?

A

Amoxicillin clavulanate

Azithromycin or doxy

26
Q

3 drugs for meningitis?

A

vancomycin
ceftriaxone
sterids

27
Q

top two drugs for UTI? diagnosis?

A

amoxicillin and nitro bactrim

UA

28
Q

drug for pyelo? diagnosis? buzz word? symptom to remember?

A

ceftriaxone or cipro for ambulatory pyelo
UA
WBC casts
CVA tenderness. these people now have systemic symptoms.

29
Q

cellulitis from strep? outpatient and inpatient?

A

amox outpatient, ceftrixone inpatient

30
Q

cellulitis from staph? out and in?

A

clindamycin

vanco

31
Q

What is cefazolin or keflex used for?

cephalexin used for?

A

prophylaxis for skin infections in surgery

cellulitis

32
Q

excellent combo for ascending cholangitis?

A

cipro and metro

33
Q

drugs for gonorhea confirmed?

drugs for chlamydia confirmed?

A

ceftriaxone and azithro or doxy

azithro or doxy

34
Q

treat asx bacteriruia in pregnancy?

A

amox, nitro if pcn allergic

35
Q

complicated uti in males use what abx for what duration?

A

amox clav for 7 days

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