Ankyloglossia, also known as tongue-tie, is a condition in which the lingual frenulum (the band of tissue that connects the bottom of the tongue to the floor of the mouth) is shorter than normal, restricting the movement of the tongue. This can ca...

What is brain cancer? Brain cancer is a disease of the brain in which cancer cells (malignant cells) arise in the brain tissue. Cancer cells grow to form a mass of cancer tissue (tumor) that interferes with brain functions such as muscle c...

A brain tumor is a mass or growth of abnormal cells in your brain. Many different types of brain tumors exist. Some brain tumors are noncancerous (benign), and some brain tumors are cancerous (malignant). Brain tumors can begin in your bra...

Chromosome 22q11.2 deletion syndrome is associated with a range of problems including: congenital heart disease, palate abnormalities, immune system dysfunction including autoimmune disease, low calcium (hypocalcemia) and other endocrine abnormali...

Crossbite is a dental condition in which the upper teeth do not align properly with the lower teeth when the jaw is closed. This misalignment can occur on one side of the mouth (unilateral crossbite) or on both sides (bilateral crossbite). Crossbi...

Crowded teeth, also known as dental crowding, is a common orthodontic issue where there is not enough space in the mouth for all of the teeth to align properly. This can result in teeth overlapping, twisting, or becoming crooked. Crowded teeth can...

Gaps between teeth, also known as diastema, are spaces or openings between two or more teeth. These gaps can occur anywhere in the mouth but are most commonly seen between the two upper front teeth. Gaps between teeth can be caused by a variety of...

Hartnup disease is a rare metabolic disorder inherited as an autosomal recessive trait. It involves an inborn error of amino acid metabolism as well as niacin deficiency. Factors that may precipitate acute attacks of this disorder may include poor...

Hypodontia, also known as missing teeth, is a condition in which a person is born with fewer teeth than the normal number. This can affect both primary (baby) teeth and permanent teeth. Hypodontia can range from the absence of just one tooth to mu...

Oral Myofunctional Disorder (OMD) is a condition that affects the muscles and functions of the mouth and face. It can involve abnormal patterns of muscle movement during activities such as swallowing, speaking, and breathing. OMD can lead to a var...

An overbite is a dental condition in which the upper front teeth overlap significantly with the lower front teeth when the mouth is closed. This can be caused by genetics, thumb sucking, or prolonged use of a pacifier. Overbites can lead to issues...

Sialorrhea, also known as drooling, is the excessive production of saliva that results in saliva spilling out of the mouth. It can be caused by a variety of factors, including neurological conditions, developmental delays, medications, or problems...

Tongue thrusting is a swallowing pattern in which the tongue pushes forward against the front teeth when swallowing, rather than pressing up against the roof of the mouth. This can lead to dental issues such as an open bite, speech problems, and d...

Tongue-tie, also known as ankyloglossia, is a condition in which the thin piece of skin under the baby's tongue (lingual frenulum) is shorter than usual. This can restrict the movement of the tongue, making it difficult for the baby to breastfeed ...

Dystonia is a group of movement disorders that vary in their symptoms, causes, progression, and treatments. This group of neurological conditions is generally characterized by involuntary muscle contractions that force the body into abnormal, some...