Skin Thickening
Skin thickening occurs when the skin becomes harder, less pliable, or visibly thicker. Localized thickening is often from friction; widespread thickening can indicate autoimmune disease.
Table of Contents
Causes
- Calluses and corns from friction
- Lichenification from chronic scratching (eczema, psoriasis)
- Scleroderma and morphea (autoimmune)
- Lymphedema
- Keloid or hypertrophic scars
- Pretibial myxedema (thyroid disease)
When to See a Doctor
- Widespread or rapidly progressive thickening
- Associated tightness, Raynaud's, or joint symptoms
- Skin changes with systemic features
Medical Disclaimer: This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider with questions about a medical condition. If you are experiencing a medical emergency, call your local emergency number immediately.
References
- AAD. Skin Resources.