Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «W»:
White subungual onychomycosis, proximal
White subungual onychomycosis, proximal: The rarest form of fungus infection of the finger or toenail. (Fungus infection of the finger or toenail is also called onychomycosis.) The infection begins in the nail fold (the portion of the nail opposite the tip of the finger).
Proximal white subungual o...
White-coat hypertension (White coat hypertension)
White coat hypertension: A transient increase in blood pressure (hypertension) triggered by the sight of medical personnel in white coats (or other attire)....
White-footed mouse: A rodent capable of carrying the types of hantavirus that cause HPS (hantavirus pulmonary syndrome) in the US. The white-footed mouse is hard to distinguish from the deer mouse. The head and body together are about four inches long. Its tail is normally shorter than its body (abo...
Whitehead: A familiar term for what is medically called a closed comedo.
A comedo, the primary sign of acne, consists of a dilated (widened) hair follicle filled with keratin squamae (skin debris), bacteria, and sebum (oil).
A whitehead is a comedo that has an obstructed opening to the skin. A close...
Whitmore's disease: An infectious illness, also called melioidosis, that is most frequent in Southeast Asia and Northern Australia and is caused by a bacteria called "Pseudomonas pseudomallei" found in soil, rice paddies and stagnant waters. Humans catch the disease by inhalation of contaminated du...
Whitmore-Jewett staging system
Whitmore-Jewett staging system: A staging system for prostate cancer. See Jewett staging system....
WHO (World Health Organization)
World Health Organization: An agency of the United Nations established in 1948 to further
international cooperation in improving health conditions. Although the World Health Organization
inherited specific tasks relating to epidemic control, quarantine measures, and drug standardization from the H...
Whole-arm translocation: A type of chromosome rearrangement, also called a Robertsonian translocation, in which there is fusion of an entire long arm of one acrocentric chromosome with a similarly intact long arm of another acrocentric chromosome. The short arms of the chromosomes participating in t...
Whooping cough: Also known as pertussis, this is a
feared infectious disease that can strike the respiratory system and affect other organs
of the body. It has three stages-an initial stage with watery runny nose and eyes, a
progressive cough stage with characteristic (sometimes severe) coughing spe...
WHS: Wolf-Hirschhorn syndrome....
Wiedemann-Beckwith syndrome: See: Beckwith-Wiedemann syndrome....
Wildervanck syndrome: A syndrome characterized by the combination of congenital deafness, Duane syndrome (eye retraction), and fusion of the neck vertebrae (Klippel-Feil anomaly). Wildervanck syndrome is limited, or almost completely limited, to females. The syndrome is probably due to polygenic inh...
Wilkins, Lawson: American physician (1894-1963) who founded pediatric endocrinology. At Johns Hopkins Medical School in Baltimore, Dr Wilkins started a clinic devoted to pediatric endocrinology and focused particularly on problems of growth and genetics....
Will, living: A living will is one form of advance
medical directive. Advance medical directives pertain to
treatment preferences and the designation of a surrogate
decision-maker in the event that a person should become unable to
make medical decisions on their own behalf.
Advance directives g...
Willebrand-Juergens disease: See: Von Willebrand disease....