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Template:Transudate vs. exudate

Transudate vs. exudate
Transudate Exudate
Main causes hydrostatic
pressure
,
colloid
osmotic pressure
Inflammation-Increased vascular permeability
Appearance Clear[1] Cloudy[1]
Specific gravity < 1.012 > 1.020
Protein content < 2.5 g/dL > 2.9 g/dL[2]
fluid protein/
serum protein
< 0.5 > 0.5[3]
SAAG = Serum [albumin] - Effusion [albumin] > 1.2 g/dL < 1.2 g/dL[4]
fluid LDH
upper limit for serum
< 0.6 or < 23 > 0.6[2] or > 23[3]
Cholesterol content < 45 mg/dL > 45 mg/dL[2]

ReferencesEdit

  1. ^ a b The University of Utah • Spencer S. Eccles Health Sciences Library > WebPath images > "Inflammation". 
  2. ^ a b c Heffner J, Brown L, Barbieri C (1997). "Diagnostic value of tests that discriminate between exudative and transudative pleural effusions. Primary Study Investigators". Chest. 111 (4): 970–80. doi:10.1378/chest.111.4.970. PMID 9106577. 
  3. ^ a b Light R, Macgregor M, Luchsinger P, Ball W (1972). "Pleural effusions: the diagnostic separation of transudates and exudates". Ann Intern Med. 77 (4): 507–13. doi:10.7326/0003-4819-77-4-507. PMID 4642731. 
  4. ^ Roth BJ, O'Meara TF, Gragun WH (1990). "The serum-effusion albumin gradient in the evaluation of pleural effusions". Chest. 98 (3): 546–9. doi:10.1378/chest.98.3.546. PMID 2152757. 

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