Abstract
We report on a three-generation family (daughter, mother, and maternal grandmother) with a syndrome of inappropriate secretion of antidiuretic hormone (SIADH)-like condition in the absence of inappropriate ADH secretion. In the three females, a water load test showed severely reduced urinary water excretion, with the ratio of urine volume to the loaded water being 10-33% (normal value: 70.2±7.8%). Urinary AQP2 excretion was normal, as was the DNA sequence of AVPR2 and AQP2. The results suggest the presence of a new dominantly inherited disorder for tubular water resorption.
Original language | English |
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Pages (from-to) | 820-822 |
Number of pages | 3 |
Journal | Pediatric Nephrology |
Volume | 16 |
Issue number | 10 |
DOIs | |
Publication status | Published - 2001 |
Externally published | Yes |
Keywords
- AQP2
- AVP
- Active water resorption
- Dominant disorder
- SIADH
ASJC Scopus subject areas
- Pediatrics, Perinatology, and Child Health
- Nephrology