| Eligibility |
Inclusion Criteria:
1. Patients volunteered to participate in this study and signed informed consent;
2. Age: = 18 years old, male or female;
3. Advanced thyroid cancer patients couldn't be treated by local treatment such as
surgery or microwave ablation, and are confirmed by histopathology or cytology to be
one of the following three types of thyroid cancer:
1. Local advanced or metastatic differentiated thyroid cancer, including papillary
thyroid carcinoma (including follicular subtypes and poorly differentiated
subtypes) and thyroid follicular carcinoma (including Hürthle cell subtypes,
etc.).
2. Local advanced or metastatic medullary thyroid carcinoma.
3. Anaplastic thyroid cancer.
4. Differentiated thyroid cancer patients need to meet the definition of radioiodine
refractory or is not suitable for 131I treatment. The definition of radioactive iodine
refractory is as follows (meet one of the following conditions):
1. At least one measurable lesion completely loses iodine uptake during radioiodine
therapy;
2. Although the lesion has iodine-receiving ability, at least one measurable lesion
can still achieve progressive disease within 12 months after iodine131 treatment.
3. has received a total dose of radioactive iodine therapy = 22.2 GBq (= 600 mCi),
and the final radioactive iodine therapy was within six months before enrollment;
5. If the subject is a patient with differentiated thyroid cancer, the TSH level should
be at the inhibition level (<0.5 micro unit/L) from the screening period.
6. At least one measurable lesion (according to RECIST v1.1, long diameter of measurable
lesion scanned by spiral CT should be = 10 mm or short diameter of swollen lymph node
should be = 15 mm; according to RECIST vl.1 standards, a previously treated lesion
with local treatment can be used as target lesions after clear progress);
7. Perfomance Status: 0~2;
8. Estimated survival time = 12 weeks;
9. The main organs function are normal, and meet the following requirements (within 7
days before the start of study treatment):
1. Blood routine examination(no blood transfusion within 14 days before screening,
no granulocyte colony stimulating factor (G-CSF), no medication corrected):1)
Hemoglobin (HB)= 90g / L;2) Neutrophil count (ANC) = 1.5 × 109 / L;3) platelets
(PLT) = 80 × 109 / L;
2. Blood biochemical tests are subject to the following criteria (no albumin is
delivered 14 days prior to screening):1) Serum total bilirubin (BIL) = 1.5 times
the upper limit of normal (ULN); 2) alanine aminotransferase (ALT), aspartate
aminotransferase (AST])< 2.5 × ULN; if liver metastasis, ALT and AST = 5 × ULN;3)
Serum creatinine (Cr) = 1 × ULN or endogenous creatinine clearance > 50ml / min
(Cockcroft-Gault formula);
3. International normalized ratio (INR) = 2.3 or prothrombin time (PT) exceeds the
range of normal controls = 6 seconds;
4. Urine protein <2+ (if urine protein = 2+, 24-hour urine protein can be
quantified, 24-hour urine protein quantitation <1.0g can be included);
10. Women of childbearing age must have a negative pregnancy test (serum or urine) within
7 days prior to enrollment and volunteer to use appropriate methods during the
observation period and within 8 weeks after the last study drug administration; for
men, sterilization surgery should be performed, or agree to use appropriate methods of
contraception during the observation period and within 8 weeks after the last
administration of the study drug;
11. Patients voluntarily undergo tumor biopsy at the time of enrollment and out of the
group.
12. Patient who are expected to have good compliance and can accept follow-up visit for
the efficacy and adverse reactions according to the program requirements.
Exclusion Criteria:
1. Have other active malignancies within 5 years or at the same time. Localized tumors
that have been cured, such as cutaneous basal cell carcinoma, cutaneous squamous cell
carcinoma, superficial bladder cancer, prostate carcinoma in situ, cervical carcinoma
in situ, and breast carcinoma in situ, can be enrolled.
2. Other anti-tumor treatments (including but not limited to chemotherapy, radiotherapy,
etc.) were used within 28 days prior to the first use of the study drug. Except for
thyroid stimulating hormone (TSH) inhibition therapy.
3. Patients who have previously been treated with immunological checkpoint inhibitors
(including but not limited to Nivolumab, Pembrolizumab, Toripalimab, Sintilimab,
etc.).
4. There are clinical symptoms or diseases of the heart that are not well controlled,
such as:
1. According to the New York Heart Association (NYHA) standard, level II or higher
cardiac dysfunction or echocardiography: left ventricular ejection fraction<50%;
2. unstable angina;
3. Myocardial infarction occurred within 1 year before the start of treatment;
4. Clinically significant supraventricular or ventricular arrhythmia that requires
treatment or intervention;
5. corrected QT interval(QTc) > 450ms (male); QTc > 470ms (female) (Calculation of
QTc interval with Fridericia formula; if the QTc is abnormal, it can be detected
three times at an interval of 2 minutes, and the average value is taken);
5. Patients with high blood pressure who cannot be reduced to normal range by
antihypertensive medication (systolic blood pressure =140mmHg or diastolic blood
pressure =90mmHg) (average of BP based on =2 measurements), allowing the use of
antihypertensive treatment to achieve the above parameters; there have been
hypertensive crisis or hypertensive encephalopathy previously;
6. A variety of factors that affect the absorption of oral medications (such as inability
to swallow, nausea and vomiting, chronic diarrhea and intestinal obstruction);
7. Patients with a risk of gastrointestinal bleeding may not be enrolled, including the
following: (1) active digestive ulcer lesions, and fecal occult blood (++); (2) those
with a history of melena and hematemesis within 3 months;
8. Abnormal coagulation function (INR>1.5×ULN,activated partial thromboplastin
time>1.5×ULN), with bleeding tendency;
9. There is obvious hemoptysis within 2 months before screening, or hemoptysis volume is
no less than half a teaspoon (2.5ml) per day;
10. Imaging studies have shown that the tumor has invaded important blood vessels or that
the patient's tumor has a high probability of invading important blood vessels during
treatment and causing fatal bleeding;
11. Thrombosis or embolic events occurred within 6 months prior to the start of treatment,
such as cerebrovascular accidents (including transient ischemic attack, cerebral
hemorrhage, cerebral infarction), pulmonary embolism, etc.
12. Currently associated with interstitial pneumonia or interstitial lung disease, or a
history of interstitial pneumonia or interstitial lung disease requiring hormonal
therapy, or other pulmonary fibrosis that may interfere with the assessment and
management of immune-related pulmonary toxicity, Organized pneumonia (eg,
bronchiolitis obliterans), pneumoconiosis, drug-associated pneumonia, idiopathic
pneumonia, or evidence of active pneumonia or severe impaired lung function on a chest
computed tomography (CT) scan during screening, but radiation pneumonitis is allowed
in field of radiation: active tuberculosis;
13. There is autoimmune disease or a history of active autoimmune disease which may recur
(including but not limited to: autoimmune hepatitis, interstitial pneumonia, uveitis,
enteritis, pituitary inflammation, vasculitis, nephritis); patients who have skin
diseases that do not require systemic treatment such as vitiligo, psoriasis, hair
loss, patients who have controlled type 1 diabetes by using insulin, and patients who
have completely relieved asthma in childhood and needn't intervention after be adults
can be included; Asthmatic patients need bronchodilators for medical intervention
cannot be included;
14. Use immunosuppressive agents or systemic hormonal therapy for immunosuppression within
14 days prior to initiation of study treatment (dose > 10 mg/day of prednisone or
other therapeutic hormones);
15. Use strong CYP3A4/CYP2C19 inducers including rifampicin (and its analogs) and
hyperforin perforatum or strong CYP3A4/CYP2C19 inhibitors within 14 days prior to
initiation of study treatment;
16. Have a severe allergic history of any monoclonal antibody, anti-angiogenic targeted
drug;
17. Uncontrolled infections during screening;
18. Pregnant or lactating women;
19. Patients refused to undergo a biopsy of the tumor at the time of enrollment and out of
the group.
20. Other patients evaluated by physician to be unfit for inclusion.
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