conus medullaris

Related to conus medullaris: cauda equina

conus

[ko´nus] (pl. co´ni) (L.)

1. a cone-shaped structure.

2. posterior staphyloma of the myopic eye.

conus arterio´sus the anterosuperior portion of the right ventricle of the heart, at the entrance to the pulmonary trunk. Called also infundibulum.

conus medulla´ris the cone-shaped lower end of the spinal cord, at the level of the upper lumbar vertebrae.

co·nus me·dul·la·'ris

[TA]

the tapering lower extremity of the spinal cord.

Synonym(s): medullary cone [TA]

conus medullaris

Anatomy The inferior, tapering portion of the spinal cord. See Spinal cord.

med·ul·lar·y cone

(med'ŭ-lar'ē kōn) [TA]

The tapering lower extremity of the spinal cord.
Synonym(s): conus medullaris [TA] .

References in periodicals archive ?

General frequency of Conus Medullaris (CM) termination level among the healthy study group.

Influence of Age, Sex, Height and Lumber Stenosis on the Position of the Conus Medullaris in Adults/Influencia de la Edad, Sexo, Altura y Estenosis Lumbar en la Posicion del Cono Medular en Adultos

Study of the effects of flexion on the position of the conus medullaris. Childs Nerv Syst 2008;24(9):1043-5.

SUPIN VE PRON POZISYONLARDA SERI MANYETIK REZONANS GORUNTULEME ILE KONUS MEDULLARIS HAREKET ARALIGININ ANALIZI: 40 ARDISIK SAGLIKLI INSAN DENEKTE ELDE EDILEN SONUCLAR: THE MOTION RANGE OF THE CONUS MEDULLARIS MOVEMENT WITH SERIAL MAGNETIC RESONANCE IMAGING IN SUPINE AND PRONE POSITIONS: RESULTS OF FOURTY HEALTHY SUBJECTS

The painful asymmetric paraparesis in our patient was consistent with subacute painful meningoradiculitis seen in the early dissemination period of neuroborreliosis due to the presence of lymphocytic cell increase in the LP, polyradiculopathy in the EMG and contrast enhancement in leptomeninges, and conus medullaris and cauda equina fibers in the lumbar MRI examination.

A Neuroborreliosis Case Presenting with Asymmetric Painful Radiculoneuritis/Asimetrik Agrili Radikulonevritle Prezente Bir Noroborelyoz Olgusu

Investigation of the radiological relationship between iliac crests, conus medullaris and vertebral level in children.

Systematic review and meta-analyses of the difference between the spinal level of the palpated and imaged iliac crests

Caption: Figure 1: (a) The sagittal T2-weighted image shows a hyperintense lesion of the conus medullaris. (b) High signal is observed at the corresponding level on axial DWI.

Spinal Cord Infarction in the Course of a Septic Shock: About One Case and Review of the Literature

Longitudinal myelitis, aseptic meningitis, and conus medullaris infarction as presenting manifestations of pediatric systemic lupus erythematosus.

Longitudinal myelitis as a rare first symptom of lupus in overlap syndrome

In all cases, the kinking was located just above the end of the spinal cord where the conus medullaris (CM) was compressed by the OLF.

Spinal Cord Kinking in Thoracic Myelopathy Caused by Ossification of the Ligamentum Flavum

MR assessment revealed that the conus medullaris ended at the L3 vertebra superior end-plate level (tethered cord; Figure 2).

Faun tail: a rare cutaneous sign of spinal dysraphism

A case of tethered cord syndrome in the conus medullaris together with an intradural intramedullar tumor seen in an 8-year-old female patient is presented and discussed here.

Epidermoid tumor with tethered cord/Epidermoid tumor ve tethered kord birlikteligi

[23,24] Typical Paraganglioma appear isointense to conus medullaris on T1 weighted sequence and hyperintense on T2 weighted sequence as seen in our case.

Spinal paraganglioma: a case report

Numerous variations exist in the position of the conus medullaris with a peak incidence at the lower third of L1 but can range between the middle third of T12 and the upper third of L3 [2, 3].

Relationship of the lumbar lordosis angle to the level of termination of the conus medullaris and thecal sac

Tumor of the conus medullaris treated with antituberculous therapy.Clin Neurol Neurosurg.

Tuberculoma intrarraquideo extramedular extradural: reporte de un caso y revision de la literatura