LRTI part 2

Question 1

HAP - diagnosis

Answer 1

Temp over 38c
leukocytosis or leukopenia
purulent sptutum
worsening gas exchange (requires 02)

Question 2

Klebsiella Pneumoniae - signs

Answer 2

Abrupt onset w. fevers and rigors
Blood stained, mucoid sputum
Produces necrotic cavities in lobes

Question 3

Pseudomonas Aerignosa - signs and labs

Answer 3

Often ventilator acquired
Bilateral abscess formation, necrosis
LABS - grape like odor from sputum, aspirates and B. culture

Question 4

Staph Aureus - signs and labs

Answer 4

Fever, productive cough, neutropenia
CXR with multilobar involvement
LABs = cat and coag positive

Question 5

Atypical pneumonia

Answer 5

Mycoplasma pneumoniae
Chlamydia pneumoniae
Chlamydia psittaci
Legionella

Question 6

Mycoplasma - symptoms, LABs

Answer 6

fever, sore throat, headache cough (non productive)
CXR usually unilateral

skin - urticaria, cardiac, neurological

LABS - nose and throat swabs - PCR
Serology - IgM

Question 7

Chlamydiaceae - clinical and labs

Answer 7

asymptomatic, pharyngitis

LABs - nose and throat swabs for PCR

Question 8

Chlamydia Psittaci

Clinical, labs

Answer 8

Clinically - fever, headache, severe cough, arthralgia

LABs - nose and throat swabs - PCR, serology