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What is the normal remnant of thyroglossal duct?
Describe the presentation of a Thyroglossal duct cyst
Presents as an anterior midline neck mass that moves with swallowing or protrusion of the tongue
What does the Zona glomerulosa secrete and what regulates it?
- Secretes Aldosterone
What does the Chromaffin cells secrete and what regulates it?
Catecholamines (epinephrine, norepinephrine)
What is the difference between Pheochromocytoma and Neuroblastoma?
- Pheochromocytomamost common tumor of the adrenal medulla in adults. Episodic hypertension.
- Neuroblastomamost common tumor of the adrenal medulla in children. Rarely causes hypertension.
Describe the drainage of the Left and Right adrenal gland
- Let adrenal gland --> left adrenal vein --> left renal vein -->IVC
- Right adrenal gland --> right adrenal vein-->IVC
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