Undescended Testicles
What Are Undescended Testicles? Testicles are the reproductive glands of the male. Normally, the two testicles are located in the scrotum (the sac under the penis). The testicles are responsible…
Category: Birth Defect Fact Sheet
Turners Syndrome
What is Turner’s Syndrome? Turner syndrome only affects females, happens when an X chromosome is missing or incomplete, and shows up in about 1 in 2,000–5,000 live births. People with…
Trisomy 18
What is Trisomy 18? Trisomy 18 is a genetic disorder which has its onset before birth and is usually fatal. In this disorder, chromosome 18 appears three times (trisomy) rather…
Tracheoesophageal Fistula
What is TEF? During the first month of pregnancy, the trachea (windpipe) and the esophagus (foodpipe) undergo a division from one tube into separate tubes. This happens during the last…
Tourette Syndrome
What is Tourette Syndrome? Tourette Syndrome is a neurological disorder characterized by the presence of various involuntary motions and uncontrollable vocalizations. These motions and vocalizations are referred to as “tics.”…
Tethered Cord Syndrome
What is Tethered Cord Syndrome? Tethered cord syndrome is a neurological disorder where the spinal cord is abnormally attached within the spine, causing tension and stretching that can harm nerves…
Thrombocytopenia Absent Radius Syndrome
What is TAR Syndrome? Thrombocytopenia Absent Radius (TAR) Syndrome is a rare genetic disorder. It is characterized by low levels of platelets in the blood (thrombocytopenia), absence (aplasia) of the…
Syndactyly and Polydactyly
What is Syndactyly/Polydactyly? What is Polydactyly? Polydactyly is a congenital condition where a child is born with extra fingers and/or toes. Extra digits can range from small, undeveloped nubs to…
Skin Disorders & Birth Defects
How Can You Recognize A Skin Disorder? Almost every child will have a skin rash at some time. But for some children, chronic skin problems can make their lives a…
Sensory Integration Dysfunction
What is Sensory Integration Dysfunction? Sensory integration is the process of receiving information from the senses (sight, touch, taste, smell, hearing, and perception of movement and gravity); putting it together…
For daily information about new research on birth defects, visit our 