Published in Cancer Weekly, September 7th, 2004
"Fine-needle aspiration (FNA) has been used as a fast, minimally invasive, and reliable method for the evaluation of enlarged lymph nodes," scientists in the United States explained. "However, there are some cases where the definitive diagnosis cannot be elicited with morphology alone, especially cases without a known primary lesion."
"Although immunocytochemical studies may be helpful in some situations, they are often complicated by nonspecific staining," noted C. Angeletti and colleagues at Yale University. "Recently, a novel tyramide-based tyrosinase assay was...
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