Greater auricular nerve thickening

MedGen UID:: 1815090
•Concept ID:: C5706184
•: Anatomical Abnormality

Synonym:	Palpable great auricular nerve

HPO:	HP:0034347

Definition

Increase in thickness of the great auricular nerve, a cutaneous nerve of the head. It originates from the cervical plexus, with branches of spinal nerves C2 and C3. Thickening may lead to the nerve being palpable or even visible in this region. [from HPO]

Term Hierarchy

GTR
MeSH

CClinical test, RResearch test, OOMIM, GGeneReviews, VClinVar

CROGVGreater auricular nerve thickening

Congenital Systemic Disorder
- Abnormality of the nervous system
  - Abnormal nervous system morphology
    - Abnormal peripheral nervous system morphology
      - Abnormal peripheral nerve morphology by anatomical site
        Abnormal great auricular nerve morphology
        Greater auricular nerve thickening

Conditions with this feature

Charcot-Marie-Tooth disease type 4C

MedGen UID:: 356581
•Concept ID:: C1866636
•: Disease or Syndrome

SH3TC2-related hereditary motor and sensory neuropathy (SH3TC2-HMSN) is a demyelinating neuropathy characterized by severe spine deformities (scoliosis or kyphoscoliosis) and foot deformities (pes cavus, pes planus, or pes valgus) that typically present in the first decade of life or early adolescence. Other findings can include cranial nerve involvement (most commonly tongue involvement, facial weakness/paralysis, hearing impairment, dysarthria) and respiratory problems.

See: Condition Record

Charcot-Marie-Tooth disease type 4C

Recent clinical studies

Etiology

Pathological, ultrasonographic, and electrophysiological characterization of clinically diagnosed cases of pure neuritic leprosy.

Shukla B, Verma R, Kumar V, Kumar M, Malhotra KP, Garg RK, Malhotra HS, Sharma PK, Kumar N, Uniyal R, Pandey S, Rizvi I
J Peripher Nerv Syst 2020 Jun;25(2):191-203. Epub 2020 Apr 23 doi: 10.1111/jns.12372. PMID: 32250546

Atypical presentation of leprosy in HIV.

Manjare AK, Tambe SA, Phiske MM, Jerajani HR
Indian J Lepr 2010 Apr-Jun;82(2):85-9. PMID: 21434511

See all (2)