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Infectious disease. A staphylococcal infection or staph infection is an infection caused by members of the Staphylococcus genus of bacteria. These bacteria commonly inhabit the skin and nose where they are innocuous, but may enter the body through cuts or abrasions which may be nearly invisible. Once inside the body, the bacteria may spread to ...
Mucormycosis, also known as black fungus, [ 3][ 4] is a serious fungal infection that comes under fulminant fungal sinusitis, [ 11] usually in people who are immunocompromised. [ 9][ 12] It is curable only when diagnosed early. [ 11] Symptoms depend on where in the body the infection occurs. [ 13][ 14] It most commonly infects the nose, sinuses ...
Corynebacterium diphtheriae [a] is a Gram-positive pathogenic bacterium that causes diphtheria. [2] It is also known as the Klebs–Löffler bacillus because it was discovered in 1884 by German bacteriologists Edwin Klebs (1834–1912) and Friedrich Löffler (1852–1915). [3] The bacteria are usually harmless unless they are infected by a ...
Mouth infection. Mouth infections, also known as oral infections, are a group of infections that occur around the oral cavity. They include dental infection, dental abscess, and Ludwig's angina. [1] Mouth infections typically originate from dental caries at the root of molars and premolars that spread to adjacent structures.
Geographic tongue (benign migratory glossitis) Geographic tongue (benign migratory glossitis) - a common disorder which occasionally causes a burning sensation but is usually painless. Irregular patches of depapillation form on the tongue giving the appearance of a map. The cause is unknown. Leukoplakia - can affect the tongue.
The human microbiome is the aggregate of all microbiota that reside on or within human tissues and biofluids along with the corresponding anatomical sites in which they reside, [ 1] including the gastrointestinal tract, skin, mammary glands, seminal fluid, uterus, ovarian follicles, lung, saliva, oral mucosa, conjunctiva, and the biliary tract.
The small brick-red rod-shaped cells appear in clusters. Mycobacterium leprae (also known as the leprosy bacillus or Hansen's bacillus) is one [ a] of the two species of bacteria that cause Hansen's disease (leprosy), [ 1] a chronic but curable infectious disease that damages the peripheral nerves and targets the skin, eyes, nose, and muscles.
Pathogenic bacteria. Neisseria gonorrhoeae (small red dots) in pus from a man with a urethral discharge ( Gram stain) Pathogenic bacteria are bacteria that can cause disease. [1] This article focuses on the bacteria that are pathogenic to humans. Most species of bacteria are harmless and are often beneficial but others can cause infectious ...