Conditions We Treat

Trinucleotide Repeats: Fragile X Syndrome

Detailed information on trinucleotide repeats, including fragile X syndrome.

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Trisomy 13 and Trisomy 18 in Children

Trisomy 13 and trisomy 18 are genetic problems. They include a combination of birth defects. These include severe learning problems and health problems that affect nearly every organ in the body.

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Trisomy 21

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Truncus Arteriosus

Truncus arteriosus is a rare heart defect where only one large blood vessel forms instead of two. It can be treated with surgery.

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Turf Toe

Turf toe is an injury to the capsule and ligaments of the joint at the base of the big (first) toe. Pain is usually worst on the bottom of the foot.

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Turner Syndrome

Turner Syndrome is a rare genetic disorder that affects females. It is caused by a partial or complete loss of an X chromosome.

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Turner Syndrome (Genetic Disorder)

Turner syndrome is a genetic disorder that affects people born female.

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Twin Reversed Arterial Perfusion (TRAP) Sequence

Twin reversed arterial perfusion (TRAP) sequence is a rare condition that affects pregnancies with identical twins who share a placenta. TRAP occurs when one of the twins, called the acardiac twin, lacks a functioning heart and gets blood from the other twin, called the pump twin.

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Twin-to-Twin Transfusion Syndrome

Identical twins who share one placenta may be at risk for Twin-to-Twin Transfusion Syndrome (TTTS). The single placenta contains blood vessels going from one baby to the other. In TTTS, blood from the smaller donor twin is transferred to the larger recipient twin, causing an uneven exchange of blood.

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Tympanic Membrane Perforation

Tympanic membrane perforation can be suspected with a history of ear trauma, ear tubes, frequent ear drainage or hearing loss. 

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Tympanometry

Learn more about tympanometry.

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Type 1 Diabetes

Type 1 diabetes, formerly known as juvenile diabetes, is a chronic condition that occurs when your body makes little to no insulin. Insulin is a hormone that is made in the pancreas and keeps blood glucose (sugar) at a normal level.

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Helping Hands Patient Education Materials

Written and illustrated by medical, nursing and allied health professionals at Nationwide Children's Hospital, Helping Hand instructions are intended as a supplement to verbal instructions provided by a medical professional. The information is periodically reviewed and revised to reflect our current practice. However, Nationwide Children's Hospital is not responsible for any consequences resulting from the use or misuse of the information in the Helping Hands.