No abstract available
MeSH terms
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Aged
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Biomarkers, Tumor / analysis
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Carcinoma, Neuroendocrine / chemistry
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Carcinoma, Neuroendocrine / pathology*
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Carcinoma, Neuroendocrine / ultrastructure
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Cell Transformation, Neoplastic
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Chromogranin A
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Chromogranins / analysis
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Humans
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Immunohistochemistry
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Male
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Nose Neoplasms / chemistry
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Nose Neoplasms / pathology*
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Nose Neoplasms / ultrastructure
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Paranasal Sinus Neoplasms / chemistry
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Paranasal Sinus Neoplasms / pathology*
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Paranasal Sinus Neoplasms / ultrastructure
Substances
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Biomarkers, Tumor
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Chromogranin A
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Chromogranins