USE OF BOTULINUM TOXIN TYPE-F INJECTIONS TO TREAT TORTICOLLIS IN PATIENTS WITH IMMUNITY TO BOTULINUM TOXIN TYPE-A
USE OF BOTULINUM TOXIN TYPE-F INJECTIONS TO TREAT TORTICOLLIS IN PATIENTS WITH IMMUNITY TO BOTULINUM TOXIN TYPE-A
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DOI:
10.1002/mds.870080411
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发表时间:
1993-10-01
影响因子:
8.6
通讯作者:
FAHN, S
中科院分区:
文献类型:
--
作者:
GREENE, PE;FAHN, S
Fifteen patients with torticollis who had been treated with repeated injections of botulinum toxin type A (botox A) developed antibodies to the toxin. This resulted in loss of benefit in the 13 patients who had improved with botox A injections and failure to develop muscle atrophy after injection in all 15 patients. Patients were then injected with botulinum toxin type F (botox F) in the same muscles that had been injected with botox A. Ten of the 15 improved after botox F injections. including 9 of the 12 patients who had improved with type A toxin. Six of 9 patients with pain had improvement in pain after botox F injections. Patients reported similar improvement with type F and type A toxins, but duration of benefit was approximately 3 months with type A and approximately 1 month with type F. Botox F is an effective treatment for torticollis in patients who are immune to botox A. The usefulness of type F toxin, however, is limited by short duration of benefit.