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Gitelman Syndrome and Hypertension: A Case Report
Hiba Shaukat1, Shazaan Nadeem2, Fnu Abdullah3
1Medicine, Allama Iqbal Medical College, Lahore, PAK.
Cureus
|October 5, 2023
Summary
Gitelman syndrome, a rare salt-wasting tubulopathy, presents with hypokalemia and hypomagnesemia. This case highlights its key symptoms and diagnostic considerations for persistent electrolyte imbalances.
Area of Science:
- Nephrology
- Genetics
- Endocrinology
Background:
- Gitelman syndrome is an autosomal recessive salt-wasting tubulopathy.
- It causes hypokalemia, hypomagnesemia, and metabolic alkalosis.
- Clinical features include muscle cramps, fatigue, and salt cravings.
Observation:
- A female patient in her 40s presented with polyuria, constipation, muscle weakness, and fatigue.
- Electrolyte abnormalities: hypokalemia, hypomagnesemia, hypochloremia, hyperreninemia.
- Initial renal function tests, ultrasound, and CT were normal.
Findings:
- Gitelman syndrome was suspected due to characteristic electrolyte disturbances.
- Bartter syndrome was excluded due to the presence of hypomagnesemia.
- The patient's presentation aligns with classic Gitelman syndrome symptoms.
Implications:
- Early consideration of Gitelman syndrome is crucial for persistent hypokalemia.
- Hypomagnesemia helps differentiate Gitelman from Bartter syndrome.
- Genetic testing is essential for definitive diagnosis of Gitelman syndrome.
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