Bartter's syndrome, antenatal type 1: A rare genetic kidney disorder that causes hypokalemia. A defect in the NKCC2 gene impairs the functioning of the Na-Cl cotransporter and leads to electrolyte imbalance. The rate of death is high prior to diagnosis.
The list of signs and symptoms mentioned in various sources for Bartter's syndrome, antenatal type 1 includes the 37 symptoms listed below: * Premature birth * Polyhydramnios * Severe dehydration following birth * Severe hypercalciuria * Hypokalemic alkalosis * Nephrocalcinosis * Short stature * Mental retardation * Rickets * Weakness * Muscle cramps * Hyperreninism * Hyperaldosteronism * Increased kidney prostaglandin production * Erythrocytosis * Platelet aggregation defect * Impaired vascular responses to angiotensin II * Hypertrophy of juxtaglomerular apparatus * Hyperplasia of juxtaglomerular apparatus * Fetal polyuria * Vomiting * Fever * Diarrhea * Developmental delay if untreated * Failure to thrive if untreated * Prominent forehead * Triangular face * Large eyes * Drooping mouth * Large ears * High urine level of potassium * High urine level of chloride * Loss of potassium from kidneys * Frequent urination * Growth deficiency * Mental retardation * Excessive thirst
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