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Related to thecal: Thecal cells


n. pl. the·cae (-sē′, -kē′)
A case, covering, or sheath, such as the covering of the pollen sacs of an anther or the thick cell wall of certain dinoflagellates.

[Latin thēca, case, receptacle, from Greek thēkē; see dhē- in Indo-European roots.]

the′cal (-kəl) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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References in periodicals archive ?
[4] On flexion-extension MRI, there is forward migration of the posterior thecal wall compressing the cord causing its flattening and signal changes.
Dhammi and others (4) reported the case of a 2-year-old girl with a calcified disc herniation at T11/12 level accompanied by the thecal sac herniation.
Within the spinal canal, the dura-mater is the thick outer membrane of the thecal sac.
Second, the mass effect produced in the epidural space on the adjacent thecal sac is felt to result in an overall increase in CSF pressure, which translates intracranially and may explain the immediate relief most patients experience following the procedure.
Powell and Martin will both be presented with theAspireAward and Jim Leyland will be honored with theCal Sr.
The synovial cyst-induced mass effect in the L4-5 intervertebral space, thecal sac, and right L5 nerve root compression was also detected.
MMP-2 and MMP-9 activities increase during the later period of follicular development and these increments are along with follicular remodeling of granulosa and thecal cells (8).
[5] Basically, the ovarian follicle consists of two components: An outer thecal layer and an inner granulose cell layer.