Extraocular Muscles

Card Set Information

Author:
zimmerk
ID:
218931
Filename:
Extraocular Muscles
Updated:
2013-05-10 11:13:54
Tags:
eye ultrasound
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Description:
Ch. 15 Extraocular Muscles
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  1. What is the Normal Extraocular Muscle Value for the Superior rectus/levator complex?
    3.9mm - 6.8mm
  2. What is the Normal Extraocular Muscle Value for the Lateral rectus?
    2.2mm - 3.8mm
  3. What is the Normal Extraocular Muscle Value for the Inferior rectus?
    1.6mm - 3.6mm
  4. What is the Normal Extraocular Muscle Value for the Medial rectus?
    2.3mm - 4.7mm
  5. What is the Normal Extraocular Muscle Value for the Sum of all muscles?
    11.9mm - 16.9mm
  6. List Extraocular Muscle Disorders
    • Thyroid eye disease (Graves' ophthalmopathy),
    • Myositis,
    • Tumors,
    • Venous congestions,
    • Trauma,
    • Muscle thinning
  7. What are the characteristics of the Extraocular Muscle Disorder; Thyroid ophthalmopathy?
    • Med-high Reflectivity,
    • Irregular Structure,
    • Normal Insertions
  8. What are the characteristics of the Extraocular Muscle Disorder; Myositis?
    • Low Reflectivity,
    • Regular Structure,
    • Thickened Insertions
  9. What are the characteristics of the Extraocular Muscle Disorder; Tumors?
    • Low-Med Reflectivity,
    • Regular Structure,
    • Normal Insertions
  10. What are the characteristics of the Extraocular Muscle Disorder; Venuous congestion?
    • Med-High Reflectivity,
    • Variable Structure,
    • Normal Insertions
  11. What are the characteristics of the Extraocular Muscle Disorder; Hematoma?
    • Low-Med Reflectivity,
    • Regular Structure,
    • Variable Insertions

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