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Lung- Napsin A negative squamous cell carcinoma of the lung. |
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Lung- Napsin A negative squamous cell carcinoma of the lung. Strong Napsin A immunostaining of remnant non-neoplastic lung tissue and/or alveolar macrophages. |
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Lung- Squamous cell carcinoma of the lung without Napsin A expression. Strong focal Napsin A immunostaining of remnant non-neoplastic lung tissue. |
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Lung- Strong Napsin A immunostaining in an adenocarcinoma of the lung. |
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