Once heartworm tests are negative, the treatment is considered a success.

当心蠕虫测试为阴性，则认为治疗是成功的。

When one collector's dogs were seized, she fought to keep them from receiving heartworm treatment.

有一个收集者和人们打斗只是因为人们抓了她的狗去接受心丝虫的治疗。

Heartworm positive dogs should also be tested for the presence of microfilariae, usually using a concentrating filter test.

心蠕虫检测阳性犬应检查血中是否有仔虫，仔虫的检测通常使用集中过滤检测法。

Rarely, migrating heartworm larvae get "lost" and end up in unusual sites such as the eye, brain, or an artery in the leg, which results in unusual symptoms such as blindness, seizures and lameness.

罕见情况下，迁徙的心蠕虫幼虫会“迷路”最终迁移到眼、脑、腿动脉，引起罕见的症状，如失明、发狂、跛行。