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    • The exact cause is not know. The causes are:
    • A birth defect that occurs when the tissues that form the lip and the palate fail to fuse during pregnancy (when the embryo is developing)
    • Genetic and environmental factors may be responsible; family history plays a role
    • The risk factors include:
    • Alcohol consumption
    • Cigarette smoking
    • Insufficient consumption of folic acid and prenatal vitamins
    • Being obese or having diabetes during pregnancy may also increase risk

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    Complications

    Verified Expert

    After a prolonged period complications may include

    • Hearing loss
    • Speech difficulty
    • Ear infections
    • Difficulty in feeding
    • Dental problems

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    Symptoms

    Verified Expert
    Contact your provider if experiencing new, severe, or persistent symptoms.

    Commonly observed symptoms are as follows:

    • Speech difficulties
    • Impaired voice
    • Snoring
    • Feeding difficulties
    • Ear infections causing hearing loss
    • Missing teeth or extra teeth

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    Diagnosis

    Verified Expert
    A condition, by birth, with the opening or split in the upper lip and roof of the mouth or both. This occurs when the facial features do not develop completely during the pregnancy.
    Is condition treatable?
    Treatable by a medical professional
    Does diagnosis require lab test or imaging?
    Doesn't require lab test or imaging
    Time taken for recovery
    Can last several months
    Condition Highlight
    Present at birth
    Condition Highlight
    Family history may increase likelihood
    See more

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  1. The most recent research suggests that cleft lip or palate is caused by:

    • Genes. A gene defect inherited from one or both parents prevents the lips and mouth from joining during development in the womb.
    • Genetic syndromes. A genetic syndrome is a disease that has more than one symptom or defect. It can be caused by a single gene or many genes. ...
    • Health and Environment. ...
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