Medical terms - Letter T (page 18) | MedicalVocabulary.org

Typhus, African tick

One of the tick-borne rickettsial diseases of the eastern hemisphere, similar to Rocky Mountain spotted fever, but less severe, with fever, a small ulcer (tache noire) at the site of the tick bite, swollen glands nearby…
Typhus, classic

See: Typhus, epidemic
Typhus, endemic

See Typhus, murine
Typhus, epidemic

A severe acute disease with prolonged high fever up to 40° C (104° F), intractable headache, and a pink-to-purple raised rash, due to infection with a microorganism called Rickettsia prowazekii. Among the other signs…
Typhus, European

See: Typhus, epidemic
Typhus, louse-borne

See: Typhus, epidemic
Typhus, mite-borne

See Typhus, scrub
Typhus, murine

An acute infectious disease with fever, headache, and rash, all quite similar to, but milder than, epidemic typhus, caused by a related microorganism, Rickettsia typhi (mooseri), transmitted to humans by rat fleas…
Typhus, Queensland tick

See: Queensland tick typhus
Typhus, rat-flea

See Typhus, murine
Typhus, scrub

A mite-borne infectious disease caused by a microorganism, Rickettsia tsutsugamushi, characteristically with fever, headache, a raised (macular) rash, swollen glands (lymphadenopathy) and a dark crusted ulcer (called an…
Typhus, tick

Also known as Rocky Mountain spotted fever, an acute febrile (feverish) disease initially recognized in the Rocky Mountain states, caused by Rickettsia rickettsii transmitted by hard-shelled (ixodid) ticks. Occurs only…
Typhus, tropical

See Typhus, scrub
Typhus, urban. of Malaya

Murine typhus, an acute infectious disease with fever, headache, and rash, all quite similar to, but milder than, epidemic typhus. It is caused by a related microorganism, Rickettsia typhi (mooseri), transmitted to…
Typist's cramp

A dystonia that affects the muscles of the hand and sometimes the forearm and only occurs during handwriting. Similar focal dystonias have also been called writer's cramp, pianist's cramp, musician's cramp, and golfer's…
Tyr

Tyrosine. See also: Amino acid symbols
Tyrosine

An amino acid, one of the 20 building blocks of protein. A nonessential amino acid, tyrosine is produced from another amino acid, phenylalanine. Deficiency of the enzyme phenylalanine hydroxylase that catalyzes this…
Tyrosinemia

A genetic disorder involving the metabolism of the amino acid tyrosine characterized by abnormally high levels of tyrosine in blood (hypertyrosinemia) and urine (tyrosinuria). There are several different forms of…
Tyrosinemia type I

A metabolic genetic disease characterized by abnormally high levels of amino acid tyrosine in blood (hypertyrosinemia) and urine (tyrosinuria) due to deficiency of an enzyme called fumarylacetoacetic hydrolase, the last…
Tyrosinemia type II

A metabolic genetic disease due to deficiency of the enzyme tyrosine transaminase. The disease is characterized by the deposition of crystals of tyrosine in the skin and eyes. Thickened areas (keratoses) on the palms…
Tzanck smear

See Tzanck test
Tzanck test

The examination of fluid from a bulla (a blister) in search of Tzanck cells characteristic of varicella (chickenpox), herpes zoster, herpes simplex, and pemphigus vulgaris. Named for a Russian dermatologist Arnault…