|
| | |
Excimer laser
Excimer laser A laser that emits very concentrated light in the ultraviolet (UV) region of the spectrum.
RELATED TERMS--------------------------------------
Laser
An acronym of light amplification by stimulated emission of radiation. A surgical tool that creates intense heat and power when focused at close range, destroying cells by vaporizing them.
SIMILAR TERMS--------------------------------------
Excise
To remove by cutting.
Excision
1. Surgical removal, as in the excision of a tumor. 2. The removal as if by surgery, as in base excision repair.
Excisional
Pertaining to the act of excision, of removal by surgery. An excisional biopsy is one in which the lesion is removed by the biopsy.
Excisional biopsy
A biopsy in which an entire biopsy in which an entire lesion, is removed. A excisional biopsy is in contrast to an incisional biopsy in which only a sample of tissue is cut into (incised) and removed.
Excitement phase
The first of the four sexual phases delineated by Masters and Johnson.
PREVIOUS AND NEXT TERMS--------------------------------------
Exanthem subitum
Means a sudden rash. A viral disease of infants and young children with sudden onset of high fever which lasts several days and then suddenly subsides leaving in its wake a fine red rash. The causative agent is herpesvirus type 6 so the disease is known as Sixth Disease. Also called Pseudorubella, Roseola, Roseola infantilis, and Roseola infantum.
Excess iron
Iron overload can damage the heart, liver, gonads and other organs. Iron overload is a particular risk for: People with certain genetic conditions such as hemochromatosis; and People receiving repeated blood transfusions.
Excess selenium
Too much selenium (selenosis) which may cause reversible balding and brittle nails, give a garlic odor to the breath, and cause intestinal distress, weakness and slowed mental functioning. People who chronically consume more than the tolerable upper intake level (UL) of selenium -- in adults, the UL is 400 micrograms per day of selenium -- are at risk for developing selenosis.
Excessive daytime sleepiness
A neurological disorder in which there is a sudden recurrent uncontrollable compulsion to sleep. Excessive daytime sleepiness is also known as narcolepsy.
Exchange, gas
The primary function of the lungs involving the transfer of oxygen from inhaled air into the blood and the transfer of carbon dioxide from the blood into the exhaled air.
Excimer laser
Excision
1. Surgical removal, as in the excision of a tumor. 2. The removal as if by surgery, as in base excision repair.
Excisional
Pertaining to the act of excision, of removal by surgery. An excisional biopsy is one in which the lesion is removed by the biopsy.
Excisional biopsy
A biopsy in which an entire biopsy in which an entire lesion, is removed. A excisional biopsy is in contrast to an incisional biopsy in which only a sample of tissue is cut into (incised) and removed.
Exclamation point hair
Exclamation point hair is a key diagnostic finding in a disorder called alopecia areata. Alopecia areata is patchy baldness (alopecia means baldness and areata means occurring in patches) which typically begins with patchy hair loss on the scalp and sometimes progresses to complete baldness and even loss of body hair. The hair loss tends to be rather rapid and asymmetrical and is different than male pattern baldness.Alopecia areata affects both males and females. It tends to occur most often in children and young adults but older individuals can also be affected.The most common pattern of alopecia areata is one or more spots of hair loss on the scalp. There is also a form with more generalized thinning. When all of the scalp hair is lost, it is called alopecia totalis. Loss of all of the hairs on the body is called alopecia universalis.
Excrescence
An abnormal outgrowth as, for example, a wart.
We thank you for using the Health Dictionary to search for Excimer laser. If you have a better definition for Excimer laser than the one presented here, please let us know by making use of the suggest a term option. This definition of Excimer laser may be disputed by other professionals. Our attempt is to provide easy definitions on Excimer laser and any other medical topic for the public at large.This dictionary contains 25007 terms. |
|
|
