Crossbite

Editor-In-Chief: Prab R Tumpati, MD
Obesity, Sleep & Internal medicine
Founder, WikiMD Wellnesspedia &
W8MD's weight loss doctor NYC
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Crossbite
Synonyms	Reverse bite, underbite
Pronounce	N/A
Specialty	N/A
Symptoms	Misalignment of teeth, difficulty chewing
Complications	Temporomandibular joint disorder, tooth wear, gum disease
Onset	Childhood
Duration	Long-term
Types	N/A
Causes	Genetic factors, developmental issues
Risks	Family history, thumb sucking, prolonged use of pacifiers
Diagnosis	Dental examination, X-ray
Differential diagnosis	Overbite, open bite
Prevention	Early dental check-ups, avoiding prolonged thumb sucking
Treatment	Orthodontic treatment, braces, palatal expander
Medication	N/A
Prognosis	Good with treatment
Frequency	Common
Deaths	N/A

Class 1 with anterior crossbite

Crossbite is a type of malocclusion where the upper and lower teeth do not align properly. It can affect a single tooth or a group of teeth and can occur on either or both sides of the mouth. Crossbite can be classified into two types: anterior crossbite and posterior crossbite.

Types of Crossbite

Anterior Crossbite

An Anterior Crossbite occurs when the upper front teeth sit behind the lower front teeth when the mouth is closed. This is also known as an underbite.

Posterior Crossbite

A Posterior Crossbite occurs when the upper back teeth sit inside the lower back teeth when the mouth is closed.

Causes of Crossbite

Crossbite is usually caused by a combination of genetic and environmental factors. Some of the common causes include:

• Genetics
• Delayed or abnormal tooth eruption
• Thumb sucking or prolonged use of a pacifier
• Mouth breathing
• Jaw trauma

Treatment of Crossbite

The treatment for crossbite depends on the type and severity of the condition. Treatment options include:

• Orthodontic treatment
• Dental braces
• Clear aligners
• Palatal expanders
• Jaw surgery

Complications of Crossbite

If left untreated, crossbite can lead to various complications such as:

• Tooth decay
• Gum disease
• Jaw pain
• Temporomandibular joint disorder (TMJ)
• Sleep apnea

See Also

• Malocclusion
• Orthodontics
• Dental braces
• Clear aligners
• Palatal expanders
• Jaw surgery