Value of CT-guided core-needle biopsy in diagnosis and classification of malignant lymphomas using automated biopsy gun

Table 1 Sites of CT-guided core-needle biopsy in patients with lymphoma

	Number of patients	%
Mediastinum	42	52.5
Retroperitoneum	14	17.5
Abdominal mass	9	11.25
Spleen	2	2.5
Liver	2	2.5
Lung	1	1.25
Kidney	1	1.25
Chest wall	4	5
Pelvic wall	4	5
Extremity	1	1.25
Total	80	100

%: percentage of total biopsies.

Table 2 Management of non-diagnostic CT-guided core-needle biopsy

	Number of patients	%
Mediastinoscopy	3	15.79
Mediastinotomy	4	21.05
Lymphadenectomy	6	31.58
Exploratory laparotomy	6	31.58
Total	19	100

%: percentage of total biopsies.

Table 3 Success rate of CT-guided core-needle biopsy

	Number of patients	%
HD	2/7	28.57
NHL	59/73	80.82
Total	61/80	76.25

HD: Hodgkin’s disease; NHL: non-Hodgkin’s lymphoma.

Table 4 Histologic classification in CT-guided core-needle biopsies

	Number of diagnoses	Number of non-diagnoses
HD	2	5
Lymphocyte-predominant	1	2
Lymphocytic depletion	1	–
Nodular sclerosis	–	3
B-cell NHL	44	7
Diffuse large B-cell	32	4
Marginal zone B-cell	6	1
Small lymphocytic	2	–
Mantle B-cell	3	–
Burkitt’s	–	1
Follicular NHL	1	1
T-cell NHL	15	7
Peripheral T-cell	9	1
Anaplastic large cell (T/null cell)	4	5
Angioimmunoblastic	2	1
Total	61	19

HD: Hodgkin’s disease; NHL: non-Hodgkin’s lymphoma.