Conditions

Decay is not a hole that simply turns up one day. It is a slow process that runs for months and years, starts long before anything hurts, and at its earliest…

Tourette syndrome is a neurological condition in which a person has multiple motor tics and at least one vocal tic, lasting more than a year.

Toxic shock syndrome is rare, but few conditions move as fast: someone can be well in the morning and in intensive care by the evening.

Toxocariasis is an infection with the larvae of roundworms that live, as adults, in the intestines of dogs, cats and foxes.

Toxoplasmosis is a very widespread infection: depending on the country, traces of a past encounter with this parasite are found in a third of adults, and in…

A transient ischaemic attack is a stroke that stopped by itself. The blood supply to part of the brain was cut off briefly, the same symptoms appeared as in…

Trichomoniasis is caused by Trichomonas vaginalis, a single-celled parasite that lives in the genital and urinary tract and is passed on during sex.

Trigeminal neuralgia is one of the most severe pains known to medicine. It arrives as sudden shocks through one half of the face, lasts seconds and stops as…

Trigger finger is a condition in which a bent finger does not straighten smoothly but snaps out with a distinct and often painful click.

Tuberculosis is caused by a slow-growing bacterium, Koch's bacillus. It settles in the lungs most of the time, but it can take hold in almost any organ.