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Lymph
Node
Description
Includes short term (usually overnight and 24 hour) unstimulated
cultures of lymph node cells for suspected lymphoma. Cytogenetic
evaluation includes detailed analysis of 20 cells and at least two
banded karyotypes. The referring physician is called with results
as soon as they are available.
Indications
• suspected lymphoma
Specimen Requirements
Sterile 2 mm thick center slice or wedge of lymph node or other
lymphomatous tissue. Place in sterile tissue culture medium or sterile
saline in a sterile screw-top container. Tissue culture medium is
supplied by Great Lakes Genetics. Please call 414-475-5904 to obtain
medium. Specimen cannot be frozen. Label tube with patient's name
and laboratory control number. Indicate the suspected type of lymphoma
on the Great Lakes Genetics Requisition
Form. Sample should be transported to Great Lakes Genetics as
soon as possible. Lymphoma cells readily become nonviable after
nodal tissue is removed from its blood supply.
Reference Value
46,XX or 46,XY
Turn Around Time
2-8 days (generally 3 days)
CPT Codes
88262 - chromosome analysis, lymph node
88239 - tissue culture for fluid/lymph node
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