Table 1. T-cell clonality in the... | American Society of Hematology

Table 1.

T-cell clonality in the peripheral blood of 49 patients with cutaneous T-cell lymphoma, parapsoriasis, and pseudo T-cell lymphoma

Diagnosis	No. of patients	Dominant clone	Oligo/polyclonality	Pseudo monoclonality	Monoclonality	Identical clone in skin and PB
CTCL
Stages Ia-III^*	8	1	7	0	1	1
Stage IV^†	11	9	2	0	9	9
Parapsoriasis^‡	15	11	4	10	1	ND
Pseudo T-cell lymphoma^1-153	15	8	7	8	0	0

Diagnosis	No. of patients	Dominant clone	Oligo/polyclonality	Pseudo monoclonality	Monoclonality	Identical clone in skin and PB
CTCL
Stages Ia-III^*	8	1	7	0	1	1
Stage IV^†	11	9	2	0	9	9
Parapsoriasis^‡	15	11	4	10	1	ND
Pseudo T-cell lymphoma^1-153	15	8	7	8	0	0

Analysis is TCRγ-PCR and GeneScan analysis. ND, not determined.

CTCL confined to the skin.

CTCL with lymph node involvement.

Small plaque parapsoriasis, n = 5; large plaque parapsoriasis, n = 7; lichenoid parapsoriasis, n = 3.

Lymphocytic infiltration of the skin.