PMC8183646_01
Bone marrow trephine biopsy.
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figure1
Bone marrow trephine biopsy was adequate length with normal bony trabeculae, reduced fat spaces and 95% cellularity (Figure 1).
Cervical lymph node biopsy (terminal deoxynucleotidyl transferase/Tdt positive).
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figure2
D-1 negative and KI 67 High (>80%) consistent with T cell lymphoblastic lymphoma/leukaemia (Figure 2). BCR-ABL translocation was not detected on fluorescence in situ hybridization (FISH) and real-time polymerase chain reaction (RT-PCR). Differential diagnosis considered included