semioval

Related to semioval: Semioval center

semioval

(ˌsɛmɪˈəʊvəl)
adj
(Mathematics) shaped like half of an oval
References in periodicals archive ?
Pygidium transverse, semioval, slightly more than half as long as wide.
Orificio vasiforme semicordiforme a semioval de 60-65 [micron]m de largo y 64-70 [micron]m de ancho, Operculo semicordiforme cubriendo completamente al orificio.
Brain lesion often lies in cerebral cortex of occipital lobe, semioval center, white matter around lateral ventricle, and globus pallidus and could be observed in white matter and deep gray matter nucleus.
Subsequently, the lamellipodia of the PBDs-treated cells became retracted, causing them to shrink and thus having a semioval to round shape.
A brain CT scan showed an old ischemic lesion in the left semioval region.
MRI revealed anteriorization and enlargement of the anterior-posterior diameter of the frontal sinus, reduction of the maxillary antrum (with hypopneumatization), scalp anomaly compatible with cutis verticis gyrata, probable small cyst of the pineal gland, subtle proptosis of the eyes, prominent cerebrospinal fluid spaces along the optic nerve sheaths, reductions in brain parenchyma incompatible with age (prominent in the posterior parietal regions), and FLAIR hyperintensities of white matter in the occipital horns, atria, posterior horns of the lateral ventricles, part of the corona radiata, and semioval centers, as well as in deep white matter of the superior, middle, and inferior frontal gyrus, the post-central gyrus, and the upper and lower parietal lobes (Figure 3).
Ten days after the accident, DWI and T2-weighted MRI of the brain showed a high-signal focus in the left semioval center [Figure 1]d and [Figure 1]e.
The second type of lesions is lacunar infarcts in the semioval center, thalamus, basal ganglia, and pons, while the third type is represented with cerebral microbleeds (CMBs).
Caracteristicas Grupo de Grupo de demograficas estudio n =16 referencia n =16 Hombres 10 10 Mujeres 6 6 Edad 63 (9.41) 64.75 (9.06) Educacion 7.13 (4.03) 7.94 (3.51) Numero de infartos Multiple 13 Unico 3 DM II 2 HAS 7 1 DM II and HAS 6 Lado lesion Derecha Izquierda % Pons 3 4 (43.8) -- Capsula Interna 3 2 (31.3) -- Corona radiada 2 (12.5) -- Mesencefalo 1 (6.3) -- Corona radiata / 1 (6.3) -- centro semioval Nota.
Las zonas estructurales mas frecuentemente afectadas son: sustancia blanca, ganglios basales, talamo, centro semioval, cuerpo calloso e hipotalamo [1,2,7].
En un estudio prospectivo que utilizo TD en pacientes con traumatismo de craneo severo incluidos en un tratamiento de rehabilitacion, se evidenciaron modificaciones en relacion al tiempo desde la lesion a nivel de diferentes tractos nerviosos como la capsula interna, el centro semioval y el cuerpo calloso, cambios que se vieron reflejados en la evolucion clinica y el pronostico funcional de los pacientes (Sidaros et al., 2008).
CBV, CBF, and MTT values of NAWM and NADGM areas were calculated by using 20 regions of interest (ROIs) located at the periventricular WM, semioval center, subcortical WM (in the frontal, parietal, temporal, and occipital lobes), thalami, putamen, and caudate nuclei, bilaterally, and also at the splenium and genu of the corpus callosum (CC).