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CURB-65 and CRB-65 Severity Scores for Community-Acquired Pneumonia (CAP) |
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Written by G. Firman MD
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Thursday, 05 March 2009 03:48 |
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Clinical factor | Points | | Confusion | 1 | | Blood urea nitrogen > 19 mg per dL | 1 | | Respiratory rate > 30 breaths per minute | 1 | | Systolic blood pressure < 90 mm Hg or Diastolic blood pressure < 60 mm Hg | 1 | | Age > 65 years | 1 | | Total points: | |
| CURB-65 score | Mortality (%) | Recommendation | | 0 | 0.6 | Low risk; consider home treatment | | 1 | 2.7 | | 2 | 6.8 | Short inpatient hospitalization or closely supervised outpatient treatment | | 3 | 14.0 | Severe pneumonia; hospitalize and consider admitting to intensive care | | 4 or 5 | 27.8 | | CRB-65 score | Mortality (%) | Recommendation | | 0 | 0.9 | Very low risk of death; usually does not require hospitalization | | 1 | 5.2 | Increased risk of death; consider hospitalization | | 2 | 12.0 | | 3 or 4 | 31.2 | High risk of death; urgent hospitalization | CURB-65 = Confusion, Urea nitrogen, Respiratory rate, Blood pressure, 65 years of age and older. CRB-65 = Confusion, Respiratory rate, Blood pressure, 65 years of age and older. References: -
Aujesky D, Auble TE, Yealy DM, Stone RA, Obrosky DS, Meehan TP, Graff LG, Fine JM, Fine MJ. Prospective comparison of three validated prediction rules for prognosis in community-acquired pneumonia. Am J Med. 2005 Apr;118(4):384-92. [Medline] -
Lim WS, van der Eerden MM, Laing R, Boersma WG, Karalus N, Town GI, Lewis SA, Macfarlane JT. Defining community acquired pneumonia severity on presentation to hospital: an international derivation and validation study. Thorax. 2003 May;58(5):377-82. [Medline]
Created: Mar 20, 2007
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Last Updated on Wednesday, 21 December 2011 07:50 |
