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Cyanosis is the change of body tissue color to a bluish-purple hue, as a result of decrease in the amount of oxygen bound to the hemoglobin in the red blood cells of the capillary bed. [1] Cyanosis is apparent usually in the body tissues covered with thin skin , including the mucous membranes , lips, nail beds , and ear lobes. [ 1 ]
Skin pigmentation is frequently caused by sun exposure. To protect itself against UV radiation from the sun, the body makes more melanin. As a result, the skin may become more pigmented to protect it from the sun's rays. [4] The pigmentation of the skin may also be lightened by certain drugs.
If you want to go the retinoid route for blocking pigmentation and fighting discoloration, Dr. Miller recommends a cult classic that’s typically associated with treating acne: Differin 0.1% Gel ...
Initial Cause of Discoloration: Treatment: Idiopathic guttate hypomelanosis: No treatment Postinflammatory hypopigmentation: Treat the underlying inflammatory disease to restore pigmentation Pityriasis versicolor: A topical ointment, such as selenium sulfide 2.5% or imidazoles. Can also use oral medications, such as oral imidazoles or triazoles ...
Paula’s Choice Clinical Discoloration Repair Serum This repair serum, recommended by Nazarian, has brightening ingredients to treat existing melasma and block the formation of new pigmentation.
Melanin is a class of pigment responsible for producing color in the body in places such as the eyes, skin, and hair. The process of melanin synthesis (melanogenesis) starts with the oxidation of l-tyrosine to l-dopa by the enzyme tyrosine hydroxylase, then to l-dopaquinone and dopachrome, which forms melanin. [5]
Carotenosis is a benign and reversible medical condition where an excess of dietary carotenoids results in orange discoloration of the outermost skin layer. The discoloration is most easily observed in light-skinned people and may be mistaken for jaundice.
A diagnosis of postinflammatory hyperpigmentation is established based upon its clinical presentation coupled with a recent history of inflammation over the same area. Diagnostic tests are not required, but can rule out some other conditions, such as Addison's disease or systemic lupus erythematosus. Wood’s lamp evaluation can be used in the ...