Ulceration: Breakdown of tissue usually due
to pressure or infection.
Ulnar
nerve: A nerve arising in the shoulder area, passing
around the elbow, and entering the hand on the side of the
small finger, It is responsible for sensory innovation of
the fourth and fifth fingers, as well as for movements of
most of the small muscles of the hand.
Ultrasound:
A type of imaging system that uses sound and echoes to produce
a picture of deep tissues.
Uncovertebral
joint: A jointsurface between the vertebral bodies
of cervical vertebrae.
Urinary
tract infection (UTI): An infection that develops
within the bladder or urethra.
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