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Atopic dermatitis (AD), also known as atopic eczema, is a long-term type of inflammation of the skin. [2] Atopic dermatitis is also often called simply eczema but the same term is also used to refer to dermatitis, the larger group of skin conditions. [2] [5] Atopic dermatitis results in itchy, red, swollen, and cracked skin. [2]
The terms dermatitis and eczema are sometimes used synonymously. [1] [14] However the term eczema is often used to specifically mean atopic dermatitis (also known as atopic eczema). [15] [7] Terminology might also differ according to countries. In some languages, dermatitis and eczema mean the same thing, while in other languages dermatitis ...
In 1833 French chemist Anselme Payen was the first to discover an enzyme, diastase. In 1834, François Mothes and Joseph Dublanc created a method to produce a single-piece gelatin capsule that was sealed with a drop of gelatin solution. In 1853 Alexander Wood was the first physician that used hypodermic needle to dispense drugs via Injections.
Nummular eczema, also called discoid eczema, is a type of eczema rash that shows up in a distinctive round pattern. The rashes may be itchy, red and raised ovals, the AAD says , and there may be ...
Atopic dermatitis, the most prevalent form of eczema, most often presents as dry or itchy patches of skin. However, contrary to popular belief, eczema isn’t contagious; it can’t be caught from ...
Nara Smith Details Gruesome Eczema Flare-Up That Left Her Body 'Oozing' and 'Swollen' — and How She Found Relief in Lupus Diagnosis Skyler Caruso December 10, 2024 at 1:18 PM
700 BC: Pell's equations are first studied by Baudhayana in India, the first diophantine equations known to be studied. [19] 700 BC: Grammar is first studied in India (note that Sanskrit Vyākaraṇa predates Pāṇini). [20] 600 BC: Thales of Miletus is credited with proving Thales's theorem. [21] [22] [23]
1942 – benzylpenicillin, the first penicillin; 1942 – gramicidin S, the first peptide antibiotic; 1942 – sulfadimidine; 1943 – sulfamerazine; 1944 – streptomycin, the first aminoglycoside [2] 1947 – sulfadiazine; 1948 – chlortetracycline, the first tetracycline; 1949 – chloramphenicol, the first amphenicol [2] 1949 – neomycin