Malocclusion Specialists in Tamil Nadu
Malocclusion refers to a misalignment or improper relationship between the upper and lower teeth when the jaws close, resulting in an imperfect bite. This can p…
Health Conditions A–Z
LabDekho500+ Diseases & Conditions Explained
Understand symptoms, causes, treatment options and prevention for hundreds of conditions — written for patients, reviewed for accuracy.
What is Malocclusion?
Malocclusion refers to a misalignment or improper relationship between the upper and lower teeth when the jaws close, resulting in an imperfect bite. This can present as crowded or crooked teeth, an overbite, underbite, crossbite, or open bite, and ranges from a mild cosmetic concern to a significant functional problem affecting chewing, speech, and jaw comfort. It typically develops during childhood as the permanent teeth erupt and the jaws grow, and can be influenced by genetics as well as childhood habits. Left uncorrected, significant malocclusion can contribute to abnormal tooth wear, jaw joint strain, and difficulty maintaining oral hygiene.
Mild
Very common — affects a majority of the population to some degree, though only some cases require treatment
No
Causes of Malocclusion
Malocclusion is often inherited, with jaw size, tooth size, and dental spacing patterns passed down genetically leading to a mismatch between the number and size of teeth and the space available in the jaws. Childhood habits such as prolonged thumb sucking, pacifier use beyond infancy, or tongue thrusting can also alter jaw and tooth development. Premature loss of baby teeth, poor-fitting dental restorations, and facial injuries can further contribute to bite misalignment.
Symptoms of Malocclusion
crowded, crooked, or overlapping teeth, difficulty biting or chewing food properly, speech difficulties such as a lisp, frequent cheek or tongue biting, jaw pain or clicking, mouth breathing, facial asymmetry in severe cases, abnormal wearing down of tooth surfaces
Treatment & Types of Malocclusion in Tamil Nadu
Orthodontic treatment with braces or clear aligners is the primary approach, gradually applying controlled pressure to move teeth into proper alignment over months to years. In cases involving significant jaw discrepancy, orthodontic treatment may be combined with orthognathic jaw surgery to correct the underlying skeletal relationship. Early interceptive orthodontic treatment in childhood, such as palate expanders, can also help guide proper jaw growth and reduce the severity of future misalignment.
Malocclusion is classified using the Angle system into Class I, a normal bite relationship but with crowding or spacing issues, Class II or overbite, where the upper teeth and jaw sit too far forward relative to the lower, and Class III or underbite, where the lower jaw and teeth protrude ahead of the upper, along with specific bite patterns like crossbite and open bite that can occur within any class.
Dentistry Specialists in Tamil Nadu (1)
Frequently Asked Questions
Does malocclusion always need treatment?
Not necessarily; mild malocclusion may be only a cosmetic concern, but significant misalignment affecting chewing, speech, or causing abnormal tooth wear and jaw strain typically benefits from orthodontic correction.
Is malocclusion hereditary?
Yes, jaw size, tooth size, and dental spacing patterns are commonly inherited, so a family history of significant bite problems increases the likelihood of a child developing similar issues.
At what age should a child first see an orthodontist?
Dental associations generally recommend an initial orthodontic evaluation around age seven, even if treatment isn't needed yet, since early assessment can guide jaw growth and reduce the severity of future misalignment.
Can thumb-sucking really cause malocclusion?
Yes, prolonged thumb sucking or pacifier use beyond early childhood can alter jaw and tooth development, contributing to an open bite or other misalignment, so discouraging the habit early helps prevent this.
Is jaw surgery always needed for severe malocclusion?
No, orthodontic treatment with braces or aligners alone corrects most cases; jaw surgery is reserved for cases involving significant underlying skeletal discrepancy between the upper and lower jaws.