White, Cloudy and Thickened Nails
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Reviewed By:

Yukiko Ueda

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

It occurs when one or more fingernails or toenails turn white and associated with thickened nail plates

Possible causes

  • Tinea / tinea unguium

    Also known as "athlete's foot." It is caused by a fungal infection of the feet.

  • Psoriasis (except for pustular psoriasis)

    A skin disease caused by the immune system attacking skin cells, thought to be genetic and triggered by factors such as environment, illnesses, and stress.

Questions your doctor may ask about this symptom

Your doctor may ask these questions to check for this symptom

  • Do you have thick white and cloudy nails?

  • Do you have nail pain?

  • Has your nail shape changed?

  • Has your nail separated from the finger without pain?

  • Did your nails become green?

Other Related Symptoms

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Reviewed By:

Yukiko Ueda

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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