hamartoma of lung

例句：

1. 1. The patient had a hamartoma on the left side of her brain.
   患者左脑有一个肿瘤。
2. 2. The hamartoma was removed during surgery to prevent further growth.
   在手术中切除了这个肿瘤以防止进一步生长。
3. 3. The hamartoma was found to be benign and did not require treatment.
   这个异常肿块被发现是良性的，不需要治疗。