| Eligibility |
Inclusion Criteria:
1. Patient must have histologically confirmed uterine leiomyosarcoma with disease limited
to the uterus (FIGO stage 1 or 2).
2. Tumors must express ER positivity by immunohistochemistry (ER expression greater than
or equal to 10% by immunohistochemistry).
3. Must have completed hysterectomy and bilateral salpingo-oopherectomy no more than 12
weeks from initiation of therapy
4. All patients must have no measurable disease within 6 weeks of initiation of therapy.
Measurable disease is defined by RECIST version 1.1.
5. Patient must be able to swallow oral medications.
6. Patient must have an ECOG performance status of 0 to 2.
7. Patients must have adequate organ and marrow function as defined below
NOTE:
Institutional/laboratory upper limit of normal = ULN Institutional/laboratory lower
limit of normal = LLN
Bone marrow function:
Absolute neutrophil count (ANC) greater than or equal to 1500/mcl
Platelets greater than or equal to 100,000 cells/mcl
Hemoglobin greater than or equal to 8 g/dL (Patients may receive erythrocyte
transfusions to achieve this hemoglobin level at the discretion of the investigator.
Initial treatment must not begin earlier than the day after erythrocyte transfusion).
Renal function:
Creatinine less than or equal to 1.5 x ULN
Hepatic function:
Bilirubin less than or equal to 1.5 x ULN (Patients with Gilbert's syndrome with a
total bilirubin =2 times ULN and direct bilirubin within normal limits are permitted).
ALT (alanine aminotransferase) and AST (aspartate aminotransferase) less than or equal
to 3 x ULN
Alkaline phosphatase less than or equal to 2.5 x ULN
Albumin greater than or equal to 2.8 g/dL
8. Patients must have signed an approved informed consent and authorization permitting
release of personal health information.
9. Patients must be at least 18 years of age.
Exclusion Criteria:
1. Patients who have a history of taking any aromatase inhibitor.
2. Patients who do not have pure uterine sarcomas (i.e., no mixed malignant mullerian
tumors).
3. Patients with active or uncontrolled systemic infection
4. Patients with concomitant invasive malignancy or a history of other invasive
malignancies, with the exception of non-melanoma skin cancer, are excluded if there is
any evidence of other malignancy being present within the past two years. Patients are
also excluded if their previous cancer treatment contraindicates this protocol.
5. Patients who are pregnant or breast-feeding.
6. Patients who are currently part of or have participated in any clinical investigation
with an investigational drug within 30 days prior to dosing.
7. Patients with any other severe concurrent disease, which would make the patient
inappropriate for entry into this study, including significant hepatic, renal, or
gastrointestinal diseases.
8. Patients with history of uncontrolled cardiac disease; i.e., uncontrolled
hypertension, unstable angina, recent myocardial infarction (within prior 6 months),
uncontrolled congestive heart failure, and cardiomyopathy with an ejection fraction
under 40%.
9. Patients currently receiving chemotherapy or radiation therapy.
10. Patients with duodenal stent or other GI disorder/defect that would interfere with
absorption of oral medication
11. Patients deemed otherwise clinically unfit for clinical trial per investigators
discretion
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