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Related Experiment Videos

Histologic changes in skin associated with aging.

R S Kurban1, J Bhawan

  • 1Department of Dermatology, Boston University School of Medicine, MA.

The Journal of Dermatologic Surgery and Oncology
|October 1, 1990
PubMed
Summary

Skin aging involves epidermal and dermal changes, including flattened junctions and altered elastic fibers. Cellularity and glandular function decrease, impacting hair and nail growth in the elderly.

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Area of Science:

  • Dermatology
  • Gerontology
  • Histopathology

Background:

  • Intrinsic aging significantly alters skin structure and function.
  • Understanding these histologic changes is crucial for geriatric dermatology.

Purpose of the Study:

  • To review and summarize the key histologic changes in the skin of elderly individuals due to intrinsic aging.

Main Methods:

  • Review of existing literature on skin aging.
  • Histologic examination of skin samples from elderly individuals (implied).

Main Results:

  • Epidermal changes: flattened dermal-epidermal junction, reduced melanocyte and Langerhans cell density.
  • Dermal changes: altered elastic fibers (papillary vs. reticular dermis), coarsened collagen, decreased cellularity.
  • Functional changes: reduced glandular activity, decreased hair growth, and slower nail growth.

Conclusions:

  • Intrinsic aging leads to widespread histologic and functional modifications in the skin.
  • These age-related changes affect skin appearance, barrier function, and appendages.

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