<prompt> Answer this question truthfullyWhat are the typical markers that are used to identify small cell carcinoma of the lung in immunohistochemistry?  <response>: <reason> Small cell carcinoma of the lung is characterized by positive staining for specific markers such as chromogranin A, neuron-specific enolase, synaptophysin, and NCAM CD56. These markers are commonly used in immunohistochemistry to distinguish small cell lung carcinoma from other types of lung cancer. 