A 48-year-old Caucasian male presents with newly diagnosed h…

A 48-year-old Caucasian male presents with newly diagnosed hypertension. His blood pressure is consistently elevated despite adherence to a healthy diet, regular exercise, and optimal doses of three antihypertensive medications, including a diuretic. Which of the following tests is NOT used to assess for a potential cause of secondary hypertension?

A 45-year-old woman presents with recurrent episodes of vert…

A 45-year-old woman presents with recurrent episodes of vertigo, fluctuating hearing loss, tinnitus, and a feeling of fullness in her right ear. Each episode lasts from 20 minutes to several hours and occurs without warning. What is the most likely diagnosis?

A 13-year-old male presents to the emergency department with…

A 13-year-old male presents to the emergency department with a high fever, severe sore throat, drooling, and difficulty breathing. He is sitting upright and leaning forward, and his breathing is labored with inspiratory stridor. On physical examination, you note a muffled voice and severe distress. Which of the following is the the next step in the evaluation/treatment of this patient? 

A 25-year-old female patient presents with erythematous plaq…

A 25-year-old female patient presents with erythematous plaques, with silvering scales of the knees and elbows. The presumed diagnosis is psoriasis. The patient is currently using emollients with approximately 6% of BSA without any improvement in the lesions. What is is the next step in the treatment?