现将我们收治的4例甲亢合并原发性血小板减少性紫癜(ITP)报告如下。例1:女,21岁。因颈粗、多汗、心慌4个月伴反复双下肢紫癜20天入院。全身皮肤有散在紫癜及淤斑,以双下肢为著,双眼略突,甲状腺弥漫性肿大Ⅱ°,血管杂音(+)。手颤(+),双肺(-)。心率96次/min。肝脾未及。束臂试验(+)。血红蛋白115g/L,血小板3.8×10~10/L,T_3 Now we admitted 4 cases of hyperthyroidism combined with primary thrombocytopenic purpura (ITP) reported as follows. Example 1: Female, 21 years old. Due to neck thick, sweating, palpitation 4 months with repeated lower extremity purpura 20 days admitted. Whole body skin with scattered purpura and ecchymosis, with both lower extremities as the eyes slightly protruding, diffuse thyroid enlargement Ⅱ °, vascular murmur (+). Hand tremor (+), double lung (-). Heart rate 96 beats / min. Liver and spleen not yet. Beam arm test (+). Hemoglobin 115g / L, platelets 3.8 × 10 ~ 10 / L, T_3