Edward Chase5 said:Sample Prep: Mononuclear cell isolation
Panel : CLL/NHL
Description:
The cytogram shows a uniform population of cells based on size and granularity within the lymphocyte gate. Immunophenotyping revealed the following markers:
B-cell:
Kappa chains 4%
lambda chains 3%
CD19 8%
cd20 9%
CD22 9%
T-cell:
cd3 60%
cd4 35%
cd8 24%
cd5 58%
Other markers:
cd16+56 25%
cd10 0 %
CONCLUSION:
Immunophenotyping of the peripheral blood sample identified a homogeneous lymphocyte population (26%). Findings include T-cells at 60% (comprising 35% helper and 24% cytotoxic), approximately 9% B-cells, and about 25% NK cells.
Can someone give me a simple explanation? There aren't any reference values listed on the report, so I have no idea what these numbers actually mean or if they point to a specific disease... THANKS
It’s looking like the same situation again... honestly, this is really a question for a hematologist, and since that’s such a super niche specialty, it’s basically impossible to answer unless you’re an expert in the field. I’ll try to weigh in based on what I've picked up from my textbooks, though...
From what I can tell, it looks like this test was ordered to figure out which type of Non-Hodgkin lymphoma we're dealing with, especially given the suspicion of Chronic Lymphocytic Leukemia (CLL). In my opinion, those CD8 levels (cytotoxic lymphocytes) seem way too high, and the NK cell count does too...
With Chronic Lymphocytic Leukemia (CLL), you typically see B-cells expressing CD19, CD20, and CD23 (or sometimes CD22), along with CD5 expression—which is weird because CD5 is normally found on T-cells, but in CLL, it shows up on the B-cells...
Since your results show those specific B-cell markers (CD 19, 20, and 22), it seems like this could actually be used to confirm a diagnosis of CLL...
The only thing tripping me up is the T-cell data... but man, it’s so hard to say for sure without knowing why the test was even requested in the first place, because that clinical context is everything when you're trying to make sense of these numbers. I'm definitely not a hematologist or an internist, just an enthusiastic student over here, so I'm basically just grasping at straws and trying to guess what might be going on...
Please feel free to jump in and correct me or add anything else, since I was definitely checking a few books to put this together...