Tricky Resp

Question 1

Top 3 CAP organisms

Answer 1

Streptococcus pneumonia
Haemophilus Influenza
Staphylococcus aureus

Question 2

Top 3 HAP organisms

Answer 2

Enterobacteriae (e. coli)
Staph aureus
Klebsiella

Question 3

How to decide severity of pneumonia?

Answer 3

CURB-65 scoring
0-1 - mild
2-3 - moderate
3+ - severe

Question 4

Antibiotic prescribing in CAP

Mild & Mod/Severe

Answer 4

Mild - 5-days amoxicillin

Moderate - 7-10 days amoxicillin + Macrolide (Doxycycline)

Question 5

Antibiotic prescribing in HAP

Answer 5

Mild - Co-amoxiclav OR Doxycycline

Moderate/Severe - Co-amoxiclav IV

Question 6

Atypical CAPs

Answer 6

Legionella Pneumophillia
Chlamydia pneumonia
Mycoplasma pneumonia

Question 7

Mycoplasma features

Answer 7

Coryzal symptoms of long duration + erythema nodosum

Can progress to guillan barre

Question 8

Legionella

Answer 8

Initial headache + diarrhoea and vomiting. Air conditioning/holidays

Question 9

Chlamydia pneumophillae

Answer 9

Undulating course + hoarseness

Question 10

Top 3 viral causes of pneumonia

Answer 10

Adenovirus
Influenza virus
Respiratory synctial virus

Question 11

TB drug side effects

Rifampicin

Answer 11

Hepatitis
Orange secretions
Enzyme inducer

Question 12

Isoniazid

Answer 12

PerIpheral neuropathy (prevent with B6!!)
HepatItis
Enzyme Inhibitor

Question 13

Pyrazinamide

Answer 13

Hyperuricaemia

Arthralgia, myalgia

Question 14

Ethambutol

Answer 14

Optic neuritis

Question 15

Lights criteria

Answer 15

Light’s criteria state that the pleural fluid is an exudate if one or more of the following criteria are met:[5]
Pleural fluid protein divided by serum protein >0.5.
Pleural fluid LDH divided by serum LDH >0.6.
Pleural fluid LDH more than two thirds the upper limits of normal serum LDH.