<unk>  is also refered as<unk> .<unk>  is characterized by the extension into venous channels of histologically benign smooth muscle tumor arising from either the wall of a vessel or from a uterine leiomyoma. The etiology of<unk>  is unclear.<unk>  must be differentiated from other diseases such as renal malignancies and sarcomas. The median age is 45 years, with patients age ranging from 26 to 70 years old. Only females may develop<unk> . Findings on CT scan diagnostic of<unk>  include an irregular mass exhibiting heterogeneous enhancement with extension into adjacent veins. Findings on an ultrasound imaging diagnostic of<unk>  include a vascularized thrombi within the pelvic veins and Inferior vena  cava. Findings on MRI diagnostic of<unk>  include a leiomyomatous lesion or a distorted uterus with projections into vasculature. Surgery is the mainstay of therapy for<unk> . It can grow into lymphatics /veins.
Intravenous leiomyomatosis
Leiomyosarcoma
Endometrial cancer
Uterine sarcoma
Adenomyosis
Radiation proctitis
Adenomyomatosis
Multiple cutaneous leiomyoma