Comment on

• Diagnostic value of B-Type natriuretic peptide and chest radiographic findings in patients with acute dyspnea.

  Knudsen CW, Omland T, Clopton P, Westheim A, Abraham WT, Storrow AB, McCord J, Nowak RM, Aumont MC, Duc P, Hollander JE, Wu AH, McCullough PA, Maisel AS. Knudsen CW, et al. Am J Med. 2004 Mar 15;116(6):363-8. doi: 10.1016/j.amjmed.2003.10.028. Am J Med. 2004. PMID: 15006584
• Measurement of pro-brain natriuretic peptide in pleural fluid for the diagnosis of pleural effusions due to heart failure.

  Porcel JM, Vives M, Cao G, Esquerda A, Rubio M, Rivas MC. Porcel JM, et al. Am J Med. 2004 Mar 15;116(6):417-20. doi: 10.1016/j.amjmed.2003.11.008. Am J Med. 2004. PMID: 15006591 No abstract available.