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The scalp, ears, back, face, and upper arm, are common sites of sebaceous cysts, though they may occur anywhere on the body except the palms of the hands and soles of the feet. [4] They are more common in hairier areas, where in cases of long duration they could result in hair loss on the skin surface immediately above the cyst. They are smooth ...
Scalp folliculitis is a skin condition that occurs when the hair follicles on the scalp become inflamed. This results in pustules, whiteheads, or other pimple-like bumps on the scalp that can be ...
The main symptoms of dandruff are an itchy scalp and flakiness. [9] Red and greasy patches of skin and a tingly feeling on the skin are also symptoms. [10] Dandruff and dry scalp are often confused since they share many of the same symptoms, but their causes and treatment are different. [11]
Vernix is a white viscous cream-like substance in appearance. [1] The water is not uniformly distributed throughout, but rather exclusively present in the sponge-like corneocytes; despite its high water content, vernix is non-polar (due to lipids) and more vapor-permeable than stratum corneum. [1] [11] [12]
Also, pure lanolin is a thick waxy substance which, for many individuals, proves difficult and inconvenient for general use on dry skin (especially over large areas of the body). As a result, many formulated lanolin products, having a softer consistency than pure lanolin, are available. [citation needed]
Sebaceous glands secrete the oily, waxy substance called sebum (Latin: fat, tallow) that is made of triglycerides, wax esters, squalene, and metabolites of fat-producing cells. Sebum lubricates the skin and hair of mammals. [9] Sebaceous secretions in conjunction with apocrine glands also play an important thermoregulatory role.
White piedra is caused by Trichosporon beigelii. [5] [6] White piedra can occur on the hair of the scalp; Trichosporon ovoides is likely the cause in this case. [7]White piedra on scalp hair is rarely caused by Trichosporon inkin; pubic hair with white piedra is what T. inkin is mainly associated with. [8]
Earwax is a natural substance made up of primarily dead skin, cerumen, sebum, and sweat. The glands that produce these components are the ceruminous and sebaceous glands. These glands help protect ...