Table 1.

Immunohistochemical expression of TCR-related molecules in ALCL

ALKCD3*ZAP70*SLP76*LAT*
ALK+ ALCL29/29 (100%)6/29 (21%)5/29 (17%)8/29 (27%)7/29 (24%)
ALK− ALCL0/23 (0%)9/23 (39%)11/23 (48%)11/23 (48%)5/23 (22%)
PTCL0/10 (0%)10/10 (100%)10/10 (100%)10/10 (100%)10/10 (100%)
ALK+ ALCL vs PTCL: P < 0.0001 (χ2)ALK+ ALCL vs PTCL: P < 0.0001 (χ2)ALK+ ALCL vs PTCL: P < 0.0001 (χ2)ALK+ ALCL vs PTCL: P < 0.0001 (χ2)
  • *Cases with >10% positive cells were considered as positive cases.