[Nature of the residue hard tissue after liposuction in lipoma and its role in lipoma recurrence].

Objective: To study the nature of the residue hard tissue after liposuction in lipoma and its role in lipoma recurrence.

Methods: The residue hard tissue after liposuction was collected for histologic study, including HE-staining and immunohistochemistry with antibody of stem cell marker (CD29 and CD44). The average density and area of positive cells were analyzed statistically.