Small cell lung cancer usually appears more centrally.
The adenocarcinoma, however, which belongs for the non-small cell lung cancers group, appears in peripheral parts of the lung.
The squamous cell carcinoma usually appears more centrally. Just like the small cell lung cancer and the large edge cell lung cancer appears in peripheral parts of the lungs as well. Just like the adenocarcinoma of the lung, try to recall where small cell lung cancer appears.
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