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Histologically, solid leiomyoma contains interlaced bundles of spindle-shaped or stellate smooth muscle cells with blunt-ended, elongated, pale-staining nuclei: lesions are rather cellular; yet, the packs of tumor cells are separated by collagenic strands.
The granulomas resembled a tumor, composed by spindle-shaped histiocytes, in nodular arrangements in a whorled, storiform pattern that look like a dermatofibroma.
Microscopically, the tumor mass comprised of interlacing fascicles of spindle-shaped cells with oval to plump nuclei and moderate eosinophilic cytoplasm.
Microscopically, these tumors usually present with spindle-shaped or ovoid cells arranged in lobules or a whorl pattern [9].
Ultrastructurally, the tumours were composed of elongated spindle-shaped cells with prominent parallel membranous structures.
Haemangiopericytoma is characterised microscopically by a solid proliferation of oval to spindle-shaped cells that appear cytologically bland, often with vascular arcades interspersed.
The cytology may reveal spindle-shaped cells with ill-defined cytoplasm, arranged in clusters (Verocay bodies).
When the SK-OV-3 cells are treated with EGCG at 24 hours, the cells were large, spindle-shaped and had multiple nuclei.
Cytomorphologically, spindle cell melanomas demonstrate predominant spindle-shaped melanocytes, prominent cellular cohesion, varying degrees of nuclear atypia, and inconspicuous to small nucleoli (12, 13).
The LF-LC features the brand's signature spindle-shaped grille, supported by a front-engine and rear-wheel drive drivetrain layout.
Washington, June 7 ( ANI ): Researchers have revealed that the spindle-shaped inclusions in 3 billion-year-old rocks are microfossils of plankton that probably inhabited the oceans around the globe during that time.
The aggressive breast cancer cells grow rapidly and normally appear spindle-shaped or thin and elongated," said Dr Resar.