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Living with Ochoa syndrome

An inherited condition with bladder and urinary problems and a frown-like grimace when smiling or laughing.

Understanding Ochoa syndrome

Ochoa syndrome is an inherited condition with urinary problems and an unusual facial expression when smiling or laughing.

Urinary problems usually become clear in early childhood or adolescence. They include trouble controlling urine, trouble emptying the bladder, urine backing up toward the kidneys, and frequent infections. When people smile or laugh, the face may look like a frown (inversion of facial expression), which can show up as early as infancy. About two-thirds also have bowel problems.

Signs & symptoms

Symptoms vary from person to person. GARD lists these among the most common:

  • Loss of bladder control (urinary incontinence)
  • Frequent urinary tract infections
  • Urine backing up to the kidneys (vesicoureteral reflux)
  • Swelling of the kidneys from trapped urine (hydronephrosis)
  • Constipation
  • Undescended testes

Not everyone has every symptom. GARD's list comes from the Human Phenotype Ontology.

Diagnosis

  1. Talk with your doctor

    Share the symptoms you've noticed, when they started and your family health history. Notes and photos can help.

  2. See a specialist

    Specialists who may be involved include genetic specialists and kidney specialists.

  3. Ask which tests can help

    Your care team will decide which exams and tests can confirm the diagnosis.

  4. Connect with expert centers

    National Association for Continence (NAFC) may keep lists of experts for this condition.

Care & treatment

Care team
Genetic specialists (geneticists); Kidney specialists (nephrologists)
Expert care
Expert lists: National Association for Continence (NAFC)
Treatment
GARD doesn't list specific treatments for this condition. Your care team will tailor care to your symptoms.
Research
Clinical trials and observational studies may be options. See the research section below.

General information, not medical advice. Your care team makes the decisions.

Everyday life

Living with a rare condition is easier with support.

  • Connect with National Association for Continence (NAFC) and other patient organizations
  • Keep notes on symptoms, changes and questions for appointments
  • Ask about patient registries that help research
  • Look into financial aid and travel resources for care visits
Bring these questions to your next doctor visit
How can we protect the kidneys from reflux and infections?
What bladder and bowel treatments might help?
Which specialists, such as urology, should be on our team?

Quick facts

Symptoms usually startChild
InheritanceAutosomal Recessive

GARD says changes in genes cause this condition. It is inherited in an autosomal recessive way, meaning a child inherits a changed copy of the gene from each parent.

GeneticKidney

Also known as: hydronephrosis with peculiar facial expression; hydronephrosis-inverted smile syndrome; inverted smile and occult neuropathic bladder; inverted smile-neurogenic bladder syndrome; partial facial palsy with urinary abnormalities; urofacial syndrome

Patient organizations

Source: NIH GARD · Ochoa syndromeGARD ID 104 · GARD page updated September 2026 · Plain-language summary by Know Rare; editorial review pending. General information, not medical advice.

You are more than your diagnosis

Perspectives from people navigating life with Ochoa syndrome.

Explore the Ochoa syndrome blog

Explore research for Ochoa syndrome

Explore actively recruiting Ochoa syndrome studies with HealthSpark.

HealthSpark

Find actively recruiting studies for Ochoa syndrome with HealthSpark. Share your city to explore research near you.

  • Recruiting studies from ClinicalTrials.gov
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  • Eligibility is confirmed by the study team

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Powered by HealthSpark, our AI chat helper · Study information from ClinicalTrials.gov · Eligibility is confirmed by the study team.

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