Abnormal Corpus Callosum Morphology C1842581
A structural abnormality of the band of nerve fibers connecting the brain's two hemispheres. Can affect communication between brain regions. Treatment depends on the underlying cause.
Key facts at a glance
- ICD-10
- G43.909
- ICD-11
- 8A00.0
- Body system
- neurologic
- Severity
- moderate
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Warning signs - seek immediate care
Seizures
Sudden, uncontrolled electrical disturbances in the brain that may cause convulsions, loss of consciousness, or unusual movements.
Seek emergency care immediately if experiencing a seizure lasting more than 5 minutes or if it's the first seizure occurrence.
Hydrocephalus
Accumulation of cerebrospinal fluid in the brain cavities, causing increased intracranial pressure and potential brain damage.
Seek emergency care immediately for symptoms like severe headache, vomiting, lethargy, or bulging fontanelle in infants.
Global developmental delay
(neurologic)Significant delays in reaching developmental milestones such as sitting, walking, and speaking compared to typical age expectations.
Frequency: 70-80% of patients
Motor coordination difficulties
(neurologic)Problems with balance, coordination, and fine motor skills, often manifesting as clumsiness or difficulty with tasks requiring precise movements.
Frequency: 50-60% of patients
Cognitive impairment
(neurologic)Difficulties with thinking, learning, problem-solving, and memory that may range from mild to moderate in severity.
Frequency: 40-55% of patients
Chronic headaches
(neurologic)Recurrent headaches that may range from mild to severe, often presenting as tension-type or migraine-like symptoms.
Frequency: 30-40% of patients
Fatigue
(constitutional)Persistent tiredness and low energy levels that are not relieved by rest, often impacting daily activities and quality of life.
Frequency: 35-45% of patients
Visual processing difficulties
(neurologic)Challenges with interpreting visual information, including problems with depth perception, eye-hand coordination, or recognizing objects.
Frequency: 15-25% of patients
Behavioral challenges
(neurologic)Difficulties with impulse control, attention, and social interactions, often resembling ADHD or autism spectrum behaviors.
Frequency: 40-50% of patients
Feeding difficulties
(gastrointestinal)Problems with sucking, swallowing, or digesting food, which may lead to poor weight gain or nutritional deficiencies.
Frequency: 15-20% of patients
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
Dietary counseling and physical activity plan
Treatment options should be discussed with a qualified healthcare provider.
Neurodevelopmental surveillance
Regular pediatric neurology assessments to monitor developmental milestones and identify associated conditions requiring intervention.
Early intervention physical therapy
Targeted exercises and developmental activities to address motor delays and promote neural plasticity in early childhood.
Additional treatment options
Neuropsychological support services
Cognitive assessment and therapy to address learning difficulties, executive function deficits, and emotional regulation challenges.
psychologicalNeurohabilitation therapy
Multi-modal approach including occupational therapy and speech therapy to support brain connectivity and functional development.
complementarySymptomatic pharmacotherapy
Medications to address specific symptoms such as seizure management, attention deficits, or mood dysregulation associated with corpus callosum abnormalities.
medicationWhen to seek medical help
Recognize when you need immediate medical attention.
Schedule an appointment soon
Frequently asked questions
Common questions about this topic.
What is Abnormal Corpus Callosum Morphology C1842581?
Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]
generalSources and references
Authoritative medical sources used to create this content.
Hetts SW, Sherr EH, Chao S, Gobuty S, Barkovich AJ. Anomalies of the corpus callosum: an MR analysis of the phenotypic spectrum. AJR Am J Roentgenol. 2006;187(5):1343-1348.
Lassonde M, Sauerwein C. Neuropsychological outcome of callosal agenesis. In: Lassonde M, Jeeves MA, eds. Callosal Agenesis: A Natural Split Brain? Springer; 1994:235-245.
Paul LK, Brown WS, Adolphs R, et al. Agenesis of the corpus callosum: genetic, developmental and functional aspects of connectivity. Nat Rev Neurosci. 2007;8(4):287-299.
Moes P, Schilmoeller K, Schilmoeller G. Physical, motor, sensory and developmental features associated with agenesis of the corpus callosum. Child Neuropsychol. 2009;15(1):1-15.
Klinedinst JK, Kommu P, Schilmoeller G, Schilmoeller K. Agenesis of the corpus callosum. In: Morgan SI, ed. Brain Lesions: Prevalence, pathophysiology and management. Nova Science Publishers; 2013:45-78.
Richards JL, Leventer RJ, Ware SM. Genetic causes of corpus callosum agenesis. In: Pash BP, ed. Developmental Disability Research Reviews. Wiley; 2008:37-46.
Sanchetee PC. MR imaging in agenesis of corpus callosum. Med J Armed Forces India. 2004;60(2):123-126.
American Academy of Neurology. Practice parameter: evaluation of the child with microcephaly. Neurology. 2005;65(6):897-909.
Manganaro L, Bernardo S, De Vito C, et al. Role of MR imaging in the evaluation of anomalies of the corpus callosum. Radiol Med. 2010;115(4):571-579.
Barkovich AJ, Raybaud C. Pediatric Neuroimaging. 5th ed. Lippincott Williams & Wilkins; 2012.
Medication Comparisons
Compare medications used to treat Abnormal Corpus Callosum Morphology C1842581. 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 25, 2026. · Read our editorial policy