Aggressive Differentiated Thyroid Cancer due to EML4e13-ALKe20 Fusion: A Case Presentation and Review of the Literature

Figure 3

Microscopic examination showing infiltrative tumor with follicular architecture and eosinophilic scalloped colloid. There is overlapping and crowding of tumor cells with cytologic atypia. Numerous pseudoinclusions, nuclear grooves, and ground glass nuclei are also noted.