CD56-Negative Aggressive NK Cell Leukemia Relapsing as Multiple Cranial Nerve Palsies: Case Report and Literature Review

Figure 4

Bone marrow histological findings. Bone marrow biopsy section Wright-Giemsa stained (40x) (a). The lymphoid infiltrate is positive for CD3 epsilon (b) and negative for CD56 (c). In situ hybridization showing positivity of the neoplastic cells for EBER (d).

(a)

(b)

(c)

(d)