Bartter syndrome is classified as types I-IV. In addition, there is a phenotype called type V (also known as autosomal dominant hypocalcemia, or autosomal dominant hypoparathyroidism). Types I, II, IV, and IVb usually present in earlier life and with more severe disease, and types III and V present later in life with milder symptoms.
See also Gitelman Syndrome.
E26.81 – Bartter's syndrome
707742001 – Bartter syndrome
Differential Diagnosis & Pitfalls
- Gitelman syndrome
- Loop diuretic use
- Chronic vomiting – Urine chloride will be low in this setting, which may help distinguish this process from Bartter disease.