tonic spasm


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Related to tonic spasm: clonic spasm

tonic spasm

[′tän·ik ′spaz·əm]
(medicine)
A spasm which persists for some time without relaxation. Also known as tonic convulsion.
References in periodicals archive ?
Coccygodynia and pain in the superior gluteal region and down the back of the thigh: Causation by tonic spasm of the levator ani, coccygeus and piriformis muscles and relief by massage of these muscles.
NMO may also present as radicular pain, paroxysmal tonic spasms, nausea, and intractable hiccups [4].
Based on the clinical features like trismus, tonic spasms of limb muscles, neck stiffness, convulsions, the case was provisionally diagnosed as a case of tetanus.