Monarch Disease Ontology identifier MONDO_0003795 (ovarian small cell carcinoma) can be described as follows. A carcinoma that arises from the ovary and is characterized by the presence of small malignant cells. It includes small cell carcinoma, hypercalcemic type and small cell carcinoma, pulmonary type. Also known as: SCCO, ovarian small cell NEC, ovarian small cell cancer, ovarian small cell neuroendocrine carcinoma, ovary small cell carcinoma, small cell carcinoma of ovary, small cell carcinoma of the ovary, small cell ovarian carcinoma.