Hyperparathyroidism Anatomical Variations
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Questions and Answers

Which embryonic structure gives rise to the inferior parathyroid glands?

  • Second pharyngeal pouch
  • Third pharyngeal pouch (correct)
  • Fourth pharyngeal pouch
  • Fifth pharyngeal pouch

    • What allows the parathyroid glands to move freely within a 'pseudocapsule'?

  • True capsule
  • Pretracheal fascia (correct)
  • Thyroid nodules
  • Esophagus color

    • Where may the superior parathyroid glands be found when enlarged?

  • Retrotracheal space
  • Peritonsillar space
  • Retroesophageal or paraesophageal space (correct)
  • Retropharyngeal space

    • What is a distinguishing feature between parathyroid glands and thyroid nodules in terms of mobility?

    <p>'Pseudocapsule' allowing movement</p> Signup and view all the answers

    Where might intrathyroidal parathyroid glands be found?

    <p>Within the thyroid gland itself</p> Signup and view all the answers

    What is the approximate percentage of intrathyroidal parathyroid glands reported?

    <p>1% to 3%</p> Signup and view all the answers

    Where do most inferior parathyroid glands tend to be located?

    <p>Near the lower pole of the thyroid gland</p> Signup and view all the answers

    What is a possible location for missed parathyroid tumors in the anterior superior mediastinum?

    <p>Thymic ligament</p> Signup and view all the answers

    'Color similarity to which structure helps in identifying missing superior parathyroid glands?'

    <p>'Esophagus'</p> Signup and view all the answers

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