1) An 18 year-old woman presents with acute muscle weakness. She has had several previous episodes that resolved spontaneously. On exam BP 96/54 Wt 58 kg Ht 70”.

• 1) An 18 year-old woman presents with acute muscle weakness. She has had several previous episodes that resolved spontaneously. On exam BP 96/54 Wt 58 kg Ht 70”.

• Labs:

• Na 135 Cl 99 BUN/creatinine 8/0.5

• K 2.9 Bicarb 28

• 24 hour urine lytes:

• Na 40 K 45 Cl 95

• Which of the following are compatible with the clinical presentation?

• Primary hyperaldosteronism

• Surreptitious amiloride use

• Gitelman’s syndrome

• Surreptitious laxative abuse

• Hypokalemic periodic paralysis