microbiology of resp tract infection

Question 1

Influenza - clinical presentation ?

Answer 1

fever, malaise,myalgia, headache,cough, prostration

Question 2

classical flu, 2 causative virus types?

Answer 2

influenza A viruses and influenza B viruses

Question 3

bacteria that is not a primary cause of flu but may be a secondary invader?

Answer 3

Haemophilus influenza

Question 4

transmission of flu?

Answer 4

achoo. transmission by droplets, or through direct contact with resp secretions

Question 5

flu complications?

Answer 5

primary influenzal pneumonia (high mortality)
secondary bacterial pneumonia
brobchitis
otitis media

Question 6

what is influenza during pregnancy associated with?

Answer 6

perinatal mortality, prematurity, smaller neonatal size and lower birth weight

Question 7

antivirals used in flu? fluid oz

Answer 7

oseltamavir, zanamavir

Question 8

lab confirmation of flu?

Answer 8

PCR

Question 9

pneumonia from farm animals?

Answer 9

coxella burnetti

Question 10

mycoplasma, coxiella and chlamydia psittaci. what antibiotic is given?

Answer 10

clarithromycin

Question 11

lab confirmation of mycoplasma, coxiella and psitacchi?

Answer 11

by serology or virus detection (PCR)

Question 12

mycoplasma pneumonia, spike every _____ years?

Answer 12

4 years

Question 13

coxiella burnetti, causes pneumonia and what else?

Answer 13

q fever (pyrexia of unknown origin)

Question 14

what animals do you get CB from?

Answer 14

sheep and goats

Question 15

what complication could you get from coxiella burnetti?

Answer 15

culture negative endocarditis

Question 16

what does psittacosis usually present as?

Answer 16

pneumonia

Question 17

1st or 2nd year of life
Fever
Coryza
Cough
Wheeze
grunting
PaO2
Intercostal / sternal indrawing

Answer 17

bronchiolitis

Question 18

how do you confirm RSV in bronchiolitis ?

Answer 18

by PCR on throat or prenatal swabs

Question 19

chlamydia trachomatis in mother can cause what in the infant?

Answer 19

infantile pneumonia