Pheochromocytoma is an endocrine tumor of chromaffin cells of adrenal medulla.
These tumors produce epinephrine, norepinephrine, and dopamine; most commonly, norepinephrine (90% of ti...
Classic triad: episodic headache, sweating, and hypertension
Spells: self-limited episodes of palpitations, diaphoresis, headache, tremor, or pallor
Palpitations (with or without hypert...
α-Blockers (phenoxybenzamine) are given as a first-line drug followed by β-blockers (propranolol) before surgery. α-Blockade must be done before β-blockade to prevent hypertensive ...
Preoperatively, carefully monitor vital signs, correct fluid volume, and prevent intraoperative hypertensive crises.
Monitor BP and pulse daily.
F...
D35.0 Benign neoplasm of adrenal gland
D35.00 Benign neoplasm of unspecified adrenal gland
D35.01 Benign neoplasm of right adrenal gland
D35.02 Benign neoplasm of left adrenal gland
C74.1 Malig...
Pheochromocytoma is a tumor of adrenal gland.
Classic symptoms include episodic headache, tachycardia, sweating, and hypertension.
Diagnosis is confirmed by increased 24-hour urine colle...
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<bold>Fig CA 18-1 Essential (idiopathic) hypertension.</bold> (A) Frontal and (B) lateral views of the chest demonstrate characteristic tortuosity of the aorta (arrows), especially the ascending portion. Because the elevated blood pressure has caused left ventricular hypertrophy without dilatation, the radiographic appearance of the cardiac silhouette remains normal.
<bold>Fig CA 18-1 Essential (idiopathic) hypertension.</bold> (A) Frontal and (B) lateral views of the chest demonstrate chara...