Table 1

Immunophenotypical profile of our case

Diffuse positive immunoreactivitySparse weak immunoreactivityNegative immunoreactivity
The antibodies used are given in parenthesis.
CK, cytokeratin; CR, chromogranin; ER, oestrogen receptor; HMWCK, high molecular weight cytokeratin; PR, progesterone receptor; SMA, smooth muscle actin.
HMWCK AE3HMWCK 34β12ECK5/6/18 (LP34)ER (1D5+6F11)
CK8/18 (5D3)CK18 (DC10)CK10 (LHP1)PR (hPRa2+hPRa)
CK7 (K72.7)CK19 (K19.2)CK14 (LL002)CR (LK2H10+PHE5)
Vimentin (V9)CK17 (E3)SMA (1A4)
S-100 (4C4.9)CK20 (Ks20.8)