Hard Skin
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Reviewed By:
Yukiko Ueda, MD (Dermatology)
Dr. Ueda graduated from the Niigata University School of Medicine and trained at the University of Tokyo Medical School. She is currently a clinical assistant professor at the Department of Dermatology, Jichi Medical University, and holds several posts in the dermatology departments at Kyoto Prefectural University of Medicine, Komagome Hospital, University of Tokyo, and the Medical Center of Japan Red Cross Society.
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Content updated on Jan 4, 2023
About the symptom
The extra collagen is deposited in the skin, which causes skin hardening and thickening.
Possible causes
- Clavus
More commonly known as a corn, this is a condition where there is thickened and hardened skin over a specific area (frequently the foot) as a result of chronic pressure.
- Callus
This is a condition where the affected skin is thick and hardened, usually as a result of chronic friction.
- Molluscum Contagiosum
A contagious, viral disease that causes round firm lumps to appear on the skin. It can spread across the body by scratching. The lumps usually disappear by themselves within one year, though rarely they may persist.
- Epidermoid cyst
- Decubitus ulcer
- Lichen simplex chronicus
- Thrombophlebitis
- Lichen nitidus
- Candidiasis (oral, hands and feet)
- Traumatic fat necrosis
Questions your doctor may ask about this symptom
Your doctor may ask these questions to check for this symptom
Do you have hardening of the skin?
Other Related Symptoms
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Symptoms from the same body system / part
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Reviewed By:
Yukiko Ueda, MD (Dermatology)
Dr. Ueda graduated from the Niigata University School of Medicine and trained at the University of Tokyo Medical School. She is currently a clinical assistant professor at the Department of Dermatology, Jichi Medical University, and holds several posts in the dermatology departments at Kyoto Prefectural University of Medicine, Komagome Hospital, University of Tokyo, and the Medical Center of Japan Red Cross Society.
Just 3 minutes.
Developed by doctors.
Ubie is supervised by 50+ medical experts worldwide
Seiji Kanazawa, MD, PHD
Obstetrics and gynecology (OBGYN)
National Center for Child Health and Development, Japan