Storiform Pattern

Compartment: Reticular Dermis

Illustration of spindle cells with cigar-shaped nuclei arranged in a whorled, cartwheel-like pattern radiating from a central point.
Storiform pattern: cartwheel-like arrangement of spindle cells, classic for dermatofibroma and DFSP.

Definition: A cartwheel-like growth pattern of spindle cells radiating from a central point — classic for dermatofibroma and DFSP.

Clinical Context: Dermatofibroma, Dermatofibrosarcoma protuberans, Leiomyoma (focal)

Key Feature: Concentric, radiating fascicles of spindle cells with cigar-shaped nuclei, densely packed in a whorled arrangement.

🔗 Related Terms: Verocay Body