Desquamation is the shedding or peeling of the outermost layer of the skin, known as the stratum corneum. This process plays a crucial role in maintaining healthy skin by removing dead cells and allowing for regeneration.
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Desquamation helps prevent pathogens from colonizing on the skin by continuously shedding potential contaminants.
The process is influenced by various factors, including environmental conditions, age, and underlying health conditions.
Disorders such as psoriasis and eczema can disrupt normal desquamation, leading to scaling and flaking.
Certain infections, like Staphylococcus aureus, can affect desquamation by either accelerating or inhibiting the shedding process.
The normal microbiota of the skin can influence desquamation through interactions with keratinocytes.