Prospective, Single Arm and Open Clinical Observation of Zanubrutinib in the Treatment of Antiphospholipid Syndrome With Secondary Thrombocytopenia
To evaluate the safety and efficacy of zanubrutinib in the treatment of antiphospholipid syndrome with secondary thrombocytopenia in 10 patients.
• Age 18 and above, male or female；
• Diagnosis of antiphospholipid syndrome；
• Failure to receive glucocorticoid treatment in the past (the curative effect cannot be maintained, or recurs, or cannot be tolerated); Can not choose other second-line treatment, such as rituximab, cyclosporine, cyclophosphamide, etc.; Or rituximab, cyclosporine and other treatments are ineffective, relapsed or intolerable;
• Plt \< 30×10\^9/L；
• Liver and kidney function, such as ALT, AST, BUN, SCR \< 1.5 × upper limit of normal value, passing physical examination;
• ECOG physical state score ≤ 2 points；
• Cardiac function of the New York Society of Cardiac Function ≤ 2；
• Signed and dated written informed consent.