laryngeal leiomyoma (MONDO_0000934, a Monarch Disease Ontology id) is a benign smooth muscle neoplasm arising from the larynx. It is characterized by the presence of spindle cells with cigar-shaped nuclei, interlacing fascicles, and a whorled pattern. Also known as: larynx leiomyoma, leiomyoma of larynx, leiomyoma of the larynx.