[Solved]: An 81-year-old woman with a history of atrial…

An 81-year-old woman with a history of atrial fibrillation on digoxin therapy complains of nausea and yellow discoloration of her vision (symptoms of digoxin toxicity). She is 155 cm tall, and weighs 44.5 kg (BMI = 18.5). Her electrolytes, creatinine, gamma-glutamyl transferase and bilirubin are within normal limits. Her serum digoxin level is 1.7 ng/mL (therapeutic range 0.8–1.8), and her serum albumin level is 2.7 g/dL (normal 3.5–5.0). The most likely explanation for this woman’s symptoms is: Group of answer choices Somatization syndrome Digoxin toxicity Cataracts Biliary obstruction