Congenital chloride diarrhea

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Congenital chloride diarrhea

ORPHA:53689Disease

What it is

A rare genetic intestinal disease characterized by persistent, potentially life-threatening, watery diarrhea with excessive levels of chloride in stools, hypochloremia, hyponatremia, hypokalemia, and metabolic alkalosis, resulting in chronic dehydration and failure to thrive. Antenatal ultrasound typically reveals polyhydramnios and significant dilatation of the fetal intestinal loops.

Key facts

Age of onset
Infancy, Neonatal
Inheritance
Autosomal recessive
Classified as
Disease

Gene

SLC26A3Disease-causing germline mutation(s) (loss of function)

ICD-10 codes

P78.3filed under a broader ICD-10 category — shared with 7 other rare diseases

ICD-10 has no distinct code for most rare diseases, so many are filed under the nearest available one. A shared code identifies the group, not this disease — the ORPHAcode above is what identifies it.

Related health topics

Reached through the ICD-10 categories this disease is filed under, so these describe the broader group rather than this disease specifically.

Cross-references

GARD 10001MESH C536210MONDO 0008964OMIM 214700UMLS C0267662

Orphadata Science: Free access data from Orphanet. © INSERM 1999. Data version 2026-06-23. Available under CC BY 4.0. This is a reference, not medical advice.

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