Research Article

The Utility of Rapid On-Site Evaluation on Endobronchial Ultrasound Guided Transbronchial Needle Aspiration: Does It Make a Difference?

Table 4

False negative cases.

Target/sROSE resultFinal cytology results

LN 7, noduleLymphocytes only with possible enlarged lymphocyte in LN 7Small cell carcinoma. Immunohistochemistry positive for synaptophysin, chromogranin, and CD 56.

3pLymphocyte and bronchial cells in 1st and 2nd passes. 3rd and 4th passes not viewed by ROSE.Poorly differentiated cancer in 3rd and 4th passes. Immunohistochemistry revealed large B cell non-Hodgkin lymphoma.

11L, 4L, 11RLymphocytesMalignant in 11R