A 38-year-old woman presents with progressive weight gain, proximal muscle weakness, easy bruising, and amenorrhea for 8 months. Clinical examination reveals central obesity, purple striae, and hypertension (160/100 mmHg). You suspect Cushing syndrome. Which investigation is the best initial screening test?

See the options, answer & explanation

Sign in free to reveal the answer choices, the correct answer, the detailed explanation, and AI-powered insights for this question.