Pterygium inversum unguis

Pterygium inversum unguis
Synonyms
Pronounce	N/A
Specialty	N/A
Symptoms	Abnormal skin growth under the nail
Complications	Nail deformity
Onset
Duration
Types	N/A
Causes	Genetic factors, Environmental factors
Risks	Family history, Trauma to the nail
Diagnosis	Clinical examination
Differential diagnosis	Pterygium, Onycholysis
Prevention	N/A
Treatment	Surgical removal, Topical treatments
Medication	N/A
Prognosis	Generally good with treatment
Frequency	Rare
Deaths	N/A

Pterygium inversum unguis is a rare nail disorder characterized by the abnormal growth of the hyponychium (the skin under the free edge of the nail) that adheres to the underside of the nail plate. This condition can lead to nail deformity and discomfort.

Causes

The exact cause of pterygium inversum unguis is not well understood, but it is believed to involve a combination of genetic factors and environmental factors. Some cases have been associated with trauma to the nail or underlying dermatological conditions.

Symptoms

The primary symptom of pterygium inversum unguis is the presence of an abnormal skin growth under the nail, which can cause the nail to appear lifted or deformed. This can lead to discomfort or pain, especially if pressure is applied to the affected nail.

Diagnosis

Diagnosis is typically made through a clinical examination by a dermatologist. The condition must be differentiated from other nail disorders such as pterygium and onycholysis.

Treatment

Treatment options for pterygium inversum unguis may include:

• Surgical removal of the excess skin growth.
• Topical treatments to reduce inflammation and promote normal nail growth.

Prognosis

The prognosis for individuals with pterygium inversum unguis is generally good, especially with appropriate treatment. However, recurrence can occur, and ongoing management may be necessary.

See also

• Nail anatomy
• Nail diseases
• Dermatology

References

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