Table 6. PCR analysis of BAL fluid... | American Society of Hematology

Table 6.

PCR analysis of BAL fluid lymphocyte clonality

	Interpretable PCR, n	Clonal/interpretable PCR
	Interpretable PCR, n		Strong peak	Weak peak	Total clonal (%)
Patients with unpreviously diagnosed B-NHL
Primary pulmonary lymphomas	12	9	1	10/12 (83)
Nonlymphomatous pulmonary lesions	58	2	6	8/58 (14)^*
Undetermined pulmonary diagnosis	6	0	1	1/6
Patients with B-cell lymphoproliferative disorder
Secondary pulmonary B-cell NHL	8	6	0	6/8 (75)
Nonlymphomatous pulmonary lesions	12	1	1	2/12 (17)†
Undetermined pulmonary diagnosis; n = 3	3	2	0	2/3

	Interpretable PCR, n	Clonal/interpretable PCR
	Interpretable PCR, n		Strong peak	Weak peak	Total clonal (%)
Patients with unpreviously diagnosed B-NHL
Primary pulmonary lymphomas	12	9	1	10/12 (83)
Nonlymphomatous pulmonary lesions	58	2	6	8/58 (14)^*
Undetermined pulmonary diagnosis	6	0	1	1/6
Patients with B-cell lymphoproliferative disorder
Secondary pulmonary B-cell NHL	8	6	0	6/8 (75)
Nonlymphomatous pulmonary lesions	12	1	1	2/12 (17)†
Undetermined pulmonary diagnosis; n = 3	3	2	0	2/3

Total clonal = strong peak + weak peak. Values in the total clonal column are total clonal/interpretable PCR.

1 of 15 fibrosis/BOOP/LIP/drug induced, 6 of 13 pneumoniae associated with autoimmune disease, 1 of 18 infectious pneumoniae.

1 of 5 infectious pneumoniae, 1 of 2 miscellaneous.