Hypogeusia. Definition

Medical Definition: Hypogeusia

Is the reduction of taste. It can feel like at 2 weeks after the initiation of radiotherapy, and can already be observed at doses of 2.4 -4 grays. The radiation dose greater than 60 grays can cause permanent loss of taste. Generally, the taste is partially normalized 20-60 days before the end of radiotherapy treatment. The hypovascularity, fibrosis and hypoxia decreases the healing capacity of the affected area. This alteration appears direct effect of radiation or decrease in saliva, may return after a few weeks or indefinitely. The patients try to compensate for this lack of over-sweetened taste food which carries a higher incidence of caries

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