Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «H»:
Hematuria: Blood in the urine. Hematuria may or may
not be accompanied by pain, but it is always abnormal and should be
further investigated. Painful hematuria can be caused by a number of
disorders, including infections and stones in the urinary tract.
Painless hematuria can also be due to many...
Hematuria, gross: Blood in the urine that can be
seen with the naked eye. Hematuria may or may not be
accompanied by pain, but it is always abnormal and should
be further investigated. See also hematuria....
Hematuria, microscopic: Blood in the urine that is visible only under a microscope. There is so little blood that it cannot be seen without magnification. Microhematuria is in contrast to gross hematuria, in which the blood is so plentiful that it is visible to the naked eye. Hematuria in any amount...
Hemi-: Prefix meaning one half, as in hemiparesis, hemiplegia, and hemithorax. From the Greek hemisus meaning half and equivalent to the Latin semi-. As a general rule, not always followed, hemi- goes with words of Greek origin and semi- with those of Latin origin....
Hemidesmosome: A specialised structure that attaches an epithelial cell to the basement membrane beneath it....
Hemidiaphragm: Half of the diaphragm, the muscle that separates the chest cavity from the abdomen and that serves as the main muscle of respiration. Both hemidiaphragms are visible on X-ray studies from the front or back.
The right hemidiaphragm is protected by the liver and is stronger than the le...
Hemidiaphragm, elevated: See: Elevated hemidiaphragm....
Hemidiaphragm, raised: See: Elevated hemidiaphragm....
Hemifacial microsomia: See: Goldenhar syndrome....
Hemihyperhidrosis: Hyperhidrosis (excess sweating) confined to one side of the body. Hemihyperhidrosis may occur after a stroke....
Hemihypertrophy: Asymmetric overgrowth (hypertrophy) of the skull, face, trunk, limbs, and/or digits, with or without visceral involvement. Hemihypertrophy may be an isolated finding in an otherwise normal individual, or it may appear as part of several syndromes, including the Wiedemann-Beckwith s...
Hemiparesis: Weakness on one side of the body. ...
Hemiplegia: Paralysis of one side of the body. From hemi- (half) + plege (a blow, stroke)....
Hemiplegia, alternating: See: Alternating hemiplegia of childhood....
Hemiplegic: Pertaining to hemiplegia (paralysis of one side of the body.)...