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Case 433 - Discussion

Uploaded: 2010-10-02, Updated: 2010-10-02

 

 

Thyroglobulin

TTF1

 

 

Primary Pulmonary Adenocarcinoma

  • This pulmonary adenocarcinoma shows columnar/endometrioid features with pink colloid luminal secretions that resembles papillary thyroid carcinoma, columnar type. However, the tumor is negative for thyroglobulin and patient had no signs of PTC.