Casandra
Casandra Test Code NG49662Version 1 (DRAFT)
Performing Lab
BOB1
Clinical Use
Order TestUse
BOB1 is present in all B‑cells expressing immunoglobulin. The combination of BOB1 and OCT2 staining is helpful in distinguishing between classical Hodgkin lymphoma (at least one marker negative) and nodular lymphocyte predominant Hodgkin lymphoma or T‑cell histiocyte‑rich large B‑cell lymphoma (both markers expressed).
Special Instructions
Not provided.
Limitations
Not provided.
Test Details
New York Approved
Methodology
Immunoassay (IHC)
Biomarkers
BOB1
ProteinIHC
Expression • Ordinal Score (e.g., TPS, CPS, H-score)
Result Turnaround Time
1 day
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Tissue (FFPE)
Volume
Not provided
Minimum Volume
Not provided
Collection Instructions
Formalin‑fixed, paraffin‑embedded tissue block is preferred or one unbaked, unstained slide for H&E and two to three positively charged unstained slides (4‑5 μm) per test.
Storage Instructions
Use cold pack for transport, without direct contact with specimen; NYS clients provide date/time of collection.