Conditions

Threadworms are tiny white worms that live in the bowel. They are the commonest worm infection in our part of the world, and it is usually a child who brings…

Thrombophilia is an increased tendency of the blood to form clots. The word sounds like a verdict, but it describes not a disease so much as a trait: all…

Thrush is an overgrowth of the yeast candida in places where it already lives: the lining of the vagina, the skin of the head of the penis, the folds of the…

The thyroid is a small organ at the front of the neck, just below the Adam's apple. It makes the hormones that set the pace of the metabolism: heart rate…

Tick-borne encephalitis is a viral infection passed on by the bite of a tick which, in some of those affected, reaches the brain and its coverings.

A tic is a short movement or sound that comes out on its own: a child blinks over and over, jerks a shoulder, wrinkles their nose, clears their throat without…

Phimosis means the foreskin will not slide back over the head of the penis, or slides back only with difficulty.

Tinnitus is a sound heard without any outside source producing it. Very many people know it: almost everyone has caught a ringing in the ears after a loud…

The lingual frenulum is the thin fold of tissue under the tongue that joins it to the floor of the mouth. Everyone has one.

Tonsillitis is inflammation of the tonsils, the two pads of lymphoid tissue that sit on either side of the base of the tongue.