Any multinodular goiter in which the cause of the disease is a mutation in the DICER1 gene. The disease is goiter, multinodular 1, with or without Sertoli-Leydig cell tumors (MONDO_0007681, a Monarch Disease Ontology id). Also known as: FMNG, MNG1, familial MNG, goiter, nontoxic, with Intrathyroidal calcification, multinodular goiter, adolescent.