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Vestibular Disorders

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Tongue

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  1. Physiology
    1. Development
      1. Anterior 2/3 from 1st branchial arch (CN VII)
      2. Posterior 1/3 from 2nd-3rd branchial arch (CN IX)
    2. Anatomy
      1. Filiform papillae (cover most of dorsal tongue)
      2. Fungiform papillae (scattered over dorsal surface)
      3. Circumvallate papillae (near terminal sulcus)
      4. Salivary Glands (present throughout tongue)
  2. Exam
    1. Stick out tongue, turn to both sides (CN XII)
    2. Tongue dorsum should be pink, velvety
    3. Use gauze to grasp anterior tongue to see all surfaces
    4. Palpate for tongue masses or Nodules
  3. Normal Findings
    1. Dorsal fissuring (Scrotal Tongue)
    2. Indented Lateral Margins of Tongue
    3. Geographic Tongue (Benign Migratory Glossitis)
    4. Median Rhomboid Glossitis
    5. Varicose Veins of Tongue ("Caviar Lesions")
  4. Tongue Abnormalities
    1. Smooth Tongue
    2. Tongue Carcinoma
    3. Hairy Leukoplakia
    4. Cranial Nerve 12 Paralysis
  5. Presenting Tongue Symptoms
    1. Tongue Enlargement (Macroglossia)
    2. Tongue Pain or Tongue Burning

Tongue Diseases (C0040409)

ConceptsDisease or Syndrome (T047)
ICD9529.9
MSHD014060
EnglishDisease of tongue, Disorder of tongue, DISORDER TONGUE, TONGUE DIS, Tongue Disease, Tongue Diseases, TONGUE DISORDER, Tongue Disorders, Unspecified condition of the tongue
Spanishenfermedad de la lengua, trastorno de la lengua
Parent ConceptsMouth Diseases (C0026636), Oral cavity (C0226896), Oropharyngeal disorders (C0553694), Diseases and other conditions of the tongue (C0155962), Tongue Diseases (C0040409), Disorder of upper digestive tract (C0266804), Disorder of digestive organ (C0266806), Disorder of oral soft tissues (C0266998), Tongue finding (C0426490), Duplicate concept (C1274013)
SourcesAOD, CST, ICD9CM, MEDLINEPLUS, MSH, NDFRT, SCTSPA, SNOMEDCT
Derived from the NIH UMLS (Unified Medical Language System)



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