David Lieberman, MD
To the Editor: Allison and associates (1) evaluated the sensitivity of fecal occult blood tests in detecting colorectal neoplasms. The 50% sensitivity they found at 1 year was lower than previous estimates and, as these authors point out, may limit the effectiveness of the fecal occult blood test in colorectal cancer screening programs. The authors also speculate on the likelihood of finding a significant colorectal adenoma in patients with a negative fecal occult blood test. The implication that significant adenomas are unusual (<2%) in patients with a negative fecal occult blood test is unfounded and misleading. Most patients with a
Lieberman D. Hemoccult Screening and Colorectal Neoplasms. Ann Intern Med. 1990;112:880–881. doi: 10.7326/0003-4819-112-11-880
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Published: Ann Intern Med. 1990;112(11):880-881.
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