Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «S»:
Syndrome, Stevens-Johnson: See: Stevens-Johnson syndrome. ...
Syndrome, stiff baby
Syndrome, stiff baby: A genetic disorder also known as hyperexplexia in which babies have an exaggerated startle reflex (reaction).
This disorder was not recognized until 1962 when it was described by Drs. Kok and Bruyn as a disease with the onset at birth of hypertonia (stiffness), exaggerated star...
Syndrome, superior vena cava
Syndrome, superior vena cava: The symptoms that result from compression of the large vein that carries blood down to the heart.
The superior vena cava is a large vein that transmits blood from the upper body back to the heart. The superior vena cava is located in the middle of the chest and is surr...
Syndrome, TAR: TAR stands for thrombocytopenia (low
blood platelets) and Aplasia (absence) of the Radius (the long bone on the thumb-side of
the forearm), features characterizing this syndrome. There is phocomelia
(flipper-limb) with the thumbs always present. The fibula (the smaller bone in the lo...
Syndrome, tarsal tunnel
Syndrome, tarsal tunnel: See Tarsal tunnel syndrome....
Syndrome, temporomandibular joint
Syndrome, tempero-mandibular joint: Disorder
temporo-mandibular joint (TMJ) causing pain usually in front of the
ear. Pain in the TMJ
can be due to trauma (such as a blow to the face), inflammatory or
or by the mandible being pushed back towards the ears whenever th...
Syndrome, testicular feminization
Syndrome, testicular feminization: Now more appropriately called the complete androgen insensitivity syndrome, this is a genetic disorder that makes XY fetuses insensitive (unresponsive) to androgens (male hormones). Instead, they are born looking externally like normal girls. Internally, there is a...
Syndrome, tetraphocomelia-thrombocytopenia: See
Syndrome, TAR. ...
Syndrome, third and fourth pharyngeal pouch
Syndrome, third and fourth pharyngeal pouch: See: DiGeorge syndrome....
Syndrome, thoracic outlet
Syndrome, thoracic outlet: A condition due to
compromise of blood vessels or nerve
fibers between the armpit (axilla) and base of the neck, usually due
to compression of nerves or blood vessels between the neck and
shoulders. Symptoms include pain, arm weakness, and numbness in the
hands and f...
Syndrome, thrombocytopenia-absent radius
Syndrome, thrombocytopenia-absent radius: See Syndrome,
Syndrome, Timothy: See: Timothy syndrome....
Syndrome, TMJ: Disorder of the temporo-mandibular joint
(TMJ) causing pain usually in front of the ear. Pain in the TMJ can be due to trauma (such
as a blow to the face), inflammatory or degenerative arthritis, or by the mandible being
pushed back towards the ears whenever the patient chews or swall...
Syndrome, tooth and nail
Syndrome, tooth and nail: A genetic disorder characterized by the absence of several teeth at birth and abnormalities of the nails. The disorder is also known as hypodontia and nail dysgenesis or Witkop syndrome (TNS). It was first described by Dr. Carl Witkop in 1965.
The tooth and nail defects i...
Syndrome, Tourette: A tic disorder
characterized by the presence of chronic vocal and motor tics, probably based on differences in or damage to the basal ganglia of the brain.
Tourette syndrome usually emerges between the ages of 6 and 18 and is somewhat more common in people with ADHD (attenti...