ICD-10-CM > C00-D49 > D10-D36 > D21 > D21.5 D21.5 Benign neoplasm of connective and other soft tissue of pelvis Billable/Specific Copy Code Copy Description Type 1 Excludes benign neoplasm of any uterine ligament (D28.2)uterine leiomyoma (D25.-)