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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?
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