Kat6b Disorders Cn381212
A spectrum of rare genetic disorders caused by mutations in the KAT6B gene, affecting multiple body systems. Features may include developmental delays, distinctive facial features, and various congenital abnormalities.
Key facts at a glance
- ICD-10
- Q89.9
- ICD-11
- LA00.0
- Body system
- congenital
- Severity
- severe
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Generalized symptoms
(congenital)Significant symptoms that substantially affect daily functioning.
Frequency: Common at all stages
Global developmental delay
(congenital)Facial dysmorphism
(congenital)Congenital heart defect
(congenital)Renal anomalies
(congenital)Diagnosis and tests
How this condition is diagnosed and what test results mean.
Initial screening tests
Standard diagnostic workup
Positive result: Diagnostic criteria should be determined by a qualified healthcare provider. [Content pending medical review.]
Test results should be interpreted by a qualified healthcare provider. [Content pending medical review.]
Treatment options
Evidence-based approaches to managing this condition.
First-line treatments
Medication management with follow-up
Active treatment with regular monitoring by a healthcare provider is recommended.
Multidisciplinary surveillance program
Regular coordinated follow-up across specialties including genetics, cardiology, ophthalmology, ENT, and developmental pediatrics to monitor and manage the multiple system involvement characteristic of KAT6B disorders.
Corrective surgeries for structural anomalies
Surgical intervention as needed for specific structural abnormalities such as choanal atresia repair, cardiac defect correction, or orthopedic procedures to improve function and quality of life.
Additional treatment options
Developmental and educational support
Early intervention services including speech therapy, occupational therapy, and educational support tailored to the individual's cognitive profile and learning needs.
psychologicalSymptomatic pharmacologic management
Targeted medication therapy for specific symptoms such as gastroesophageal reflux, seizures, or behavioral concerns, chosen based on individual symptom profile.
medicationGenetic counseling for families
Comprehensive genetic counseling services to help families understand inheritance patterns, recurrence risks, and available reproductive options.
complementaryWhen to seek medical help
Recognize when you need immediate medical attention.
See a doctor within 24 hours
Moderate to severe symptoms that may indicate worsening of this condition. Prompt medical evaluation is recommended.
Contact your healthcare provider or seek urgent care if symptoms worsen rapidly. Go to the emergency department for life-threatening symptoms.
Frequently asked questions
Common questions about this topic.
What is Kat6b Disorders Cn381212?
Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]
generalMedication Comparisons
Compare medications used to treat Kat6b Disorders Cn381212. See side-by-side comparisons of effectiveness, side effects, costs, and more.
View Medication ComparisonsThis information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy