Archives: Conditions A-Z

Tay-Sachs disease

Fatal neurodegenerative GM2 gangliosidosis from hexosaminidase A deficiency.

Turner syndrome

A sex-chromosome disorder; growth hormone and oestrogen replacement, with cardiac surveillance, are central to care.

Tyrosinemia type 1

An inborn error of tyrosine metabolism; nitisinone with dietary restriction transformed the prognosis.

Tuberous sclerosis complex

A multisystem autosomal-dominant disorder of mTOR pathway regulation; mTOR inhibitors treat several manifestations.

Usher syndrome

Commonest cause of combined deaf-blindness, pairing sensorineural hearing loss with retinitis pigmentosa.

Urea cycle disorders

A group of inborn errors of nitrogen handling; treatment combines protein restriction with nitrogen-scavenging drugs and emergency protocols.

Whipple disease

Rare systemic bacterial infection with malabsorption, arthralgia and neurologic involvement.

Williams syndrome

Microdeletion disorder with cardiovascular disease, distinctive facies and a sociable personality.