pneumonia

Question 1

most common bacteria to cause PNA (except for neonates)

Answer 1

streptococcus pneumoniae

Question 2

goals of treatment for PNA

Answer 2

Patients who respond to empiric abx therapy should show an improved clinical condition within 48-72 hrs, with resolution of s/s within 5-7 days

Question 3

considerations for practitioners treating PNA

Answer 3

• the patient’s comorbidities (cardiopulmonary disease)
• the severity of the clinical presentation
• the treatment setting (outpatient or hospital)

Question 4

rational drug selection for PNA

Answer 4

for healthy adults w/ no comorbidities and no risk factors for antibiotic-resistant pathogens
- amoxicillin 1g TID
- doxycycline 100mg BID
- a macrolide (azithromycin or clarithromycin)

Question 5

standard tx for infant pts w/ chlamydial PNA

Answer 5

• Erythromycin 50mg/kg daily x 14 days
• Azithromycin 20mg/kg/day x 3 days

Question 6

standard tx for children with bacterial PNA (S. pneumoniae)

Answer 6

amoxicillin for 7-10 days
- 45 mg/kg/day in 3 equally divided doses
- Or 90 mg/kg/day divided into 2 equal doses

Question 7

mycoplasma pneumoniae

Answer 7

most common cause of PNA in school-age children and young adults

Question 8

tx for mycoplasma pneumoniae

Answer 8

azithromycin