Small-cell anaplastic carcinoma

  • Cytological extension with abundant cellularity, aggregates and many dispersed cells.
    Cytological extension with abundant cellularity, aggregates and many dispersed cells.

This group of lung carcinomas is the most aggresive of the common types grows rapidly, disseminates widely and has a very poor overall prognosis. Small cell carcinoma comprises 10 to 20% of all lung. The importance of its distinction from other types of lung carcinoma rests in its clinical behavior systemic nature and responsiveness to chemotherapy.

The images correspond to the BAS cytology of a man 63 years of age.