A 24-year-old woman with autoimmune primary adrenal insufficiency treated with hydrocortisone monotherapy presents with orthostatic dizziness and salt craving. Vital signs show BP 98/62 mmHg, HR 102 bpm, RR 18/min. Laboratory studies reveal serum potassium 5.8 mEq/L, sodium 128 mEq/L, and elevated plasma renin activity. Thyroid function tests are normal. She denies polyuria. Which medication should be added to address her mineralocorticoid deficiency?
- A)Hydrocortisone
- B)Spironolactone
- C)FludrocortisoneGABARITO
- D)Eplerenone
- E)Desmopressin
Explicação
Primary adrenal insufficiency causes deficiency of both cortisol and aldosterone. Fludrocortisone is a mineralocorticoid analog used to replace aldosterone activity and correct salt wasting, hyperkalemia, and orthostatic symptoms. Ver explicação completa e trilha adaptativa →