Review Question - QID 213223

A 30-year-old man presents to his primary care physician complaining of headaches. He states that over the past month he has been trying to study for an accounting exam, but he finds it increasingly more difficult to focus due to his headaches. He also complains of lower extremity muscle cramping. He has no significant past medical history and takes ibuprofen and acetaminophen as needed. The patient’s temperature is 98°F (36.7°C), blood pressure is 168/108 mmHg, and pulse is 75/min. Labs are obtained, as shown below:

Serum:
pH (VBG): 7.50
Na: 146 mEq/L
K+: 3.2 mEq/L
Cl-: 104 mEq/L
HCO3-: 32 mEq/L
Urea nitrogen: 20 mg/dL
Creatinine: 1.1 mg/dL
Glucose: 85 mg/dL

An ultrasound reveals a hypoechoic lesion within the right adrenal gland. A 2 cm right-sided homogeneous adrenal mass is confirmed with computed tomography. Which of the following findings is associated with the patient’s most likely diagnosis?