A 36-year-old man has headache and palpitations for few hours. He has had hypertension for 2 years, which is not adequately controlled on a combination of hydrochlorothiazide, lisinopril, and amlodipine. He frequently experiences episodes headache and diaphoresis, during which his blood pressure is significantly increased. On examination, he is anxious and diaphoretic. BP is 198/106 mmHg, heart rate is 110/min. The reminder of examination is unremarkable. His hemoglobin, renal function test and serum electrolytes are normal Which of the following is the most likely diagnosis?
سؤال مجاني 9 من 10 اليوم · اشترك وكمّل بدون حد
اعرض الإجابة
الإجابة والشرح
ادخل لحسابك عشان نحفظ إجاباتك ونوريك أخطاءك.
الإجابة: A. Pheochromocytoma
Hypertension resistant to 3 drugs with episodes of headache, sweating and very high BP plus tachycardia is classic pheochromocytoma. Hyperaldosteronism causes resistant HTN but not paroxysmal adrenergic spells; carcinoid causes flushing and diarrhoea, usually without hypertensive crises.
ليش كل خيار صح أو غلط
-
A
ليش صح
Pheochromocytoma presents with hypertension refractory to 3 or more antihypertensives and with hypertensive crises (>180/120) from catecholamine release; he is on three drugs with BP 198/106.
✓ 8• Pheochromocytoma [Notes].pdf · p. 4 -
C
ليش غلط
Cushing syndrome is recognised by central obesity, moon face, buffalo hump, purple striae and easy bruising; the episodic headache and diaphoresis here are not its picture.
✓ Adrenal summary.pdf · p. 2 -
D
ليش غلط
Hyperaldosteronism presents mainly with hypertension, often otherwise asymptomatic, plus headache, fatigue, weakness and hypokalemia-related polyuria; his serum electrolytes are normal.
✓ Step Up To Medicine 6th Edition 2024 (Adrenal).pdf · p. 8
- المصدر
- 8• Pheochromocytoma [Notes].pdf · p. 4
Adrenal summary.pdf · p. 7 - المحاضرة
- Pheochromocytoma · Endocrinology · Module B
- ظهر في
- Endo bank