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Pneumonia, Adult

Pneumonia, Adult is a topic covered in the 5-Minute Emergency Consult.

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  • Epidemiology:
    • 7th leading cause of death and leading cause from infectious disease in US
  • Highest mortality in elderly and patients with the following coexisting conditions:
    • Chronic heart, lung, liver, and kidney disease
    • Diabetes mellitus
    • Alcoholism
    • Malignancy
    • Asplenia
    • Immunosuppression
    • Use of antimicrobials within last 3 mo
  • Classifications:
    • Source based:
      • Community acquired (CAP)
      • Health care associated (HCAP)
      • Hospital acquired (HAP)
      • Ventilator associated (VAP)
    • Symptom based:
      • Typical
      • Atypical
  • Complications:
    • Bacteremia
    • Sepsis
    • Abscess
    • Empyema
    • Respiratory failure


  • CAP (typicals):
    • Streptococcus pneumoniae
    • Haemophilus influenzae
    • Klebsiella pneumoniae
    • Moraxella catarrhalis
    • Streptococcus pyogenes
    • Staphylococcus aureus
  • CAP (atypicals):
    • Mycoplasma pneumoniae
    • Chlamydophila pneumoniae
    • Legionella pneumophila
    • Viral
    • Gram negatives (Pseudomonas, Stenotrophomonas)
    • Methicillin-resistant S. aureus (MRSA)
  • Immunosuppressed:
    • Mycobacterium tuberculosis
    • Pneumocystis jirovecii
  • Aspiration:
    • Chemical pneumonitis ± oral and gastric anaerobes

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Rosen, Peter, et al., editors. "Pneumonia, Adult." 5-Minute Emergency Consult, 5th ed., Lippincott Williams & Wilkins, 2016. Emergency Central, emergency.unboundmedicine.com/emergency/view/5-Minute_Emergency_Consult/307617/all/Pneumonia__Adult.
Pneumonia, Adult. In: Rosen P, Shayne P, Barkin AZ, et al, eds. 5-Minute Emergency Consult. 5th ed. Lippincott Williams & Wilkins; 2016. https://emergency.unboundmedicine.com/emergency/view/5-Minute_Emergency_Consult/307617/all/Pneumonia__Adult. Accessed April 25, 2019.
Pneumonia, Adult. (2016). In Rosen, P., Shayne, P., Barkin, A. Z., Wolfe, R. E., Hayden, S. R., Barkin, R. M., & Schaider, J. J. (Eds.), 5-Minute Emergency Consult. Available from https://emergency.unboundmedicine.com/emergency/view/5-Minute_Emergency_Consult/307617/all/Pneumonia__Adult
Pneumonia, Adult [Internet]. In: Rosen P, Shayne P, Barkin AZ, Wolfe RE, Hayden SR, Barkin RM, Schaider JJ, editors. 5-Minute Emergency Consult. Lippincott Williams & Wilkins; 2016. [cited 2019 April 25]. Available from: https://emergency.unboundmedicine.com/emergency/view/5-Minute_Emergency_Consult/307617/all/Pneumonia__Adult.
* Article titles in AMA citation format should be in sentence-case
TY - ELEC T1 - Pneumonia, Adult ID - 307617 ED - Rosen,Peter, ED - Shayne,Philip, ED - Barkin,Adam Z, ED - Wolfe,Richard E, ED - Hayden,Stephen R, ED - Barkin,Roger M, ED - Schaider,Jeffrey J, BT - 5-Minute Emergency Consult UR - https://emergency.unboundmedicine.com/emergency/view/5-Minute_Emergency_Consult/307617/all/Pneumonia__Adult PB - Lippincott Williams & Wilkins ET - 5 DB - Emergency Central DP - Unbound Medicine ER -