J Rheumatol
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Case Reports
Sjögren's syndrome presenting as hypokalemic paralysis due to distal renal tubular acidosis.
A 57-year-old woman presented with a flaccid paralysis, muscle tenderness, and respiratory depression. Laboratory results demonstrated severe hypokalemia with hyperchloremic metabolic acidosis and abnormally acidified urine. ⋯ The patient fully recovered after potassium and alkali replacement. Further investigation revealed Sjögren's syndrome as the underlying cause of DRTA.