Pigmentation skin disorders Quiz: Ace Your Exams

Get ready to dominate your medical and nursing exams by using our dynamic quizzes to elevate your knowledge and increase your confidence. Whether you're gearing up for the USMLE®, COMLEX®, or your next in-class assessment, Osmosis quizzes tackle key topics in pathology, diagnostics, and treatment approaches. By honing in on clinical readiness and decision-making, we make sure the knowledge you gain empowers you both in the classroom and in real-world practice. Jump in and supercharge your exam prep!

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 A 25-year-old woman comes to her primary care physician for evaluation of darkening of the skin on her face and neck. The patient spends most of her day working indoors as a lawyer. She is currently pregnant and at 31-weeks gestational age. Medical history is notable for type I diabetes mellitus, for which she is currently taking insulin injections. Family history is notable for Addison disease in her maternal grandmother. Temperature is 37.8°C (100.0°F), blood pressure is 122/78 mmHg, and pulse is 77/min. Physical examination reveals the presence of brown hyperpigmented macules on the forehead, cheeks, upper lips, and neck. The macules are neither pruritic nor painful. No similar lesions are found on the remainder of the patient’s body. The rest of the patient’s examination is noncontributory. Which of the following is the strongest risk factor for developing the patient’s current condition? 

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