PHEOCHROMOCYTOMA SHORT NOTES

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PHEOCHROMOCYTOMA SHORT NOTES

  • Tumour in adrenal medulla
  • Extra renal location include the chest, bladder, abdomen and brain
  • Its a benign tumour but can be malignant

CAUSES

  • Excessive production of catecholamines (adrenaline and noradrenalin)

SIGNS AND SYMPTOMS

  • Hypertension, headache, palpitation, flushing, diaphoresis,
  • heat intolerance, weight loss, tremor, hyperglycemia

HOW TO DIAGNOSE

  • 24-hour urine collection for vanillylmandelic acid(VMA)
  • The normal range of VMA is up to 14 mcg/100ml

TREATMENT

  • Monitor vital signs, blood pressure
  • Monitor for hypertensive crisis
  • Instruct the client not to smoke, drink caffeine or change position suddenly
  • prepare to administer beta-adrenergic blocking agent to control hypertension
  • provide diet high in calories and vitamins

COMPLICATION

  • Hypertensive crisis, hypertensive retinopathy, nephropathy, cardiac enlargement, heart failure, dysrhythmias, myocardial infarction, stroke

SURGICAL MANAGEMENT

  • Adrenalectomy
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