Evaluation of thyroid fine needle aspiration cytology by the Bethesda reporting system: a retrospecti

Fine-needle aspiration (FNA) cytology is a gold standard for preoperative evaluation of thyroid nodules. Recently introduced, the Bethesda System for Reporting Thyroid Cytopathology (TBSRTC) has attem... View →

Category : Special Articles

Comparison of α-smooth muscle actin expression between squamous cell carcinoma and pseudoepithelioma

To evaluate the usefulness of α-smooth muscle actin (α-SMA) expression of reactive myofibroblastic cells within desmoplastic reaction tissue for distinction between invasive squamous cell carcinoma (... View →

Category : Original Articles

Comparison of α-SMA expression between squamous cell carcinoma and pseudoepitheliomatous hyperplasia

The differentiation between invasive squamous cell carcinoma and reactive benign squamous proliferation has caused difficulties in general routine practice of pathology. Among several pathologic chang... View →

Category : Special Articles

Primary central nervous system lymphoma presenting with panhypopituitarism and diabetes insipidus

Lymphoma involving the hypothalamus is very rare. We present a case of a 48-year-old man with primary central nervous system lymphoma (PCNSL) presenting with hypothalamic and pituitary stalk lesions w... View →

Category : Case Reports

The Many Faces (and Origins) of Adenocarcinoma in the Liver: Pattern Approach to Diagnosis on Small

Focal liver lesions can be solitary or multiple, solid or cystic, congenital or acquired, and range from cysts, hamartomas, hyperplastic nodules and inflammatory entities to tumors and tumor-like lesi... View →

Category : Special Articles