Hepatoid Adenocarcinoma of the Urachus

Figure 2

Hepatoid adenocarcinoma of the urachus. (a) Trabecular pattern (H&E ×100). (b) Close-up view of hepatoid cells showing pleomorphism, prominent nucleoli, and (c) intracytoplasmic hyaline globules (b and c, H&E ×400). (d) Positive immunostain for Pan-Keratin (AE1/AE3) and (e) intracytoplasmic positive cells for alfa-fetoprotein (AFP).

(a)

(b)

(c)

(d)

(e)