Prognathism: Causes, Treatments & Prevention
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What causes prognathism? 6 possible conditions

Prognathism refers to a protruding jaw. It is also called an extended chin or Habsburg jaw. The condition is usually a sign of an underlying condition. Talk to your doctor if you suspect your jaw is protruding. Recognizing Prognathism You have mandibular... Read more

See a list of possible causes in order from the most common to the least.



Gigantism is a rare condition that causes abnormal growth in children. It occurs when your child's body produces far too much growth hormone.

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Malocclusion of the Teeth

Malocclusion of the teeth occurs when the teeth are not properly aligned within the mouth. In this condition, teeth may not comfortably fit in the mouth without crowding or spacing, or may be twisted or rotated.

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Acromegaly is a rare hormonal condition caused by an excess amount of growth hormone in the body. It leads to excessive growth.

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Genetic changes that occur while the fetus is growing can cause disorders that are present at birth. These are sometimes referred to as "congenital disorders." Acrodysostosis is one such condition, albeit a rare one...

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Fragile X Syndrome

Fragile X syndrome is an inherited genetic disease that causes intellectual and developmental disabilities. Inherited means that the disease is passed down from parents to children through their genes. Fragile ...

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Basal Cell Nevus Syndrome

Basal cell nevus syndrome is a group of defects caused by a rare genetic condition. Learn about the symptoms and treatments for basal cell nevus syndrome.

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This feature is for informational purposes only and should not be used to diagnose.
Please consult a healthcare professional if you have health concerns.