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Descriptor English: Sciatic Nerve
Descriptor Spanish: Nervio Ciático
Descriptor nervio ciático
Scope note: Nervio que se origina en la médula espinal lumbar y sacra (L4 a S3) y proporciona inervación motora y sensitiva a las extremidades inferiores. El nervio ciático, el cual es la continuación principal del plexo sacro, es el nervio más grande del cuerpo y presenta dos ramas principales, el NERVIO TIBIAL y el NERVIO PERONEO.
Descriptor Portuguese: Nervo Isquiático
Descriptor French: Nerf ischiatique
Entry term(s): Nerve, Sciatic
Nerves, Sciatic
Sciatic Nerves
Tree number(s): A08.800.800.720.450.760
RDF Unique Identifier: https://id.nlm.nih.gov/mesh/D012584
Scope note: A nerve which originates in the lumbar and sacral spinal cord (L4 to S3) and supplies motor and sensory innervation to the lower extremity. The sciatic nerve, which is the main continuation of the sacral plexus, is the largest nerve in the body. It has two major branches, the TIBIAL NERVE and the PERONEAL NERVE.
Annotation: dis = SCIATIC NEUROPATHY (IM); neopl = SCIATIC NEUROPATHY (IM) + PERIPHERAL NERVOUS SYSTEM NEOPLASMS (IM) + histol type of neopl (IM)
Allowable Qualifiers: AB abnormalities
AH anatomy & histology
BS blood supply
CH chemistry
CY cytology
DE drug effects
DG diagnostic imaging
EM embryology
EN enzymology
GD growth & development
IM immunology
IN injuries
ME metabolism
MI microbiology
PA pathology
PH physiology
PP physiopathology
PS parasitology
RE radiation effects
SU surgery
TR transplantation
UL ultrastructure
VI virology
Related: Sciatica MeSH
DeCS ID: 12965
Unique ID: D012584
NLM Classification: WL 400
Documents indexed in the Virtual Health Library (VHL): Click here to access the VHL documents
Date Established: 1966/01/01
Date of Entry: 1999/01/01
Revision Date: 1999/11/03
Sciatic Nerve - Preferred
Concept UI M0019524
Scope note A nerve which originates in the lumbar and sacral spinal cord (L4 to S3) and supplies motor and sensory innervation to the lower extremity. The sciatic nerve, which is the main continuation of the sacral plexus, is the largest nerve in the body. It has two major branches, the TIBIAL NERVE and the PERONEAL NERVE.
Preferred term Sciatic Nerve
Entry term(s) Nerve, Sciatic
Nerves, Sciatic
Sciatic Nerves



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