Oncohematology

Needle-shaped Inclusions in Plasma Cells: Morphology

Morphology of plasma cells with needle-shaped cytoplasmic inclusions of immunoglobulin crystals in monoclonal gammopathies.

Bone marrow smear: plasma cell with needle-shaped inclusions in the cytoplasm
Bone marrow smear: plasma cell with needle-shaped inclusions in the cytoplasm

Plasma cell with needle-shaped inclusions

Authors: Gloria Pérez Segura, Sandra Gómez Rojas, Gabriela

Source: GECH Atlas 2026

Description: The image shows a plasma cell containing specific needle-shaped cytoplasmic inclusions. Such morphological changes can be observed in various lymphoproliferative diseases and monoclonal gammopathies. The inclusions represent accumulations of immunoglobulins crystallized within the cell.