Ringed hair disease

Get in touch with RARE Concierge.

Contact RARE Concierge

Synonyms: Pili annulati

A rare isolated benign hair shaft abnormality usually presenting after the age of 2 and affecting the hair of the scalp or very rarely beard axillary or pubic hair. Hair is characterized by a banded or speckled appearance due to alternating light bands (corresponding to air-filled cavities within the cortex of the affected hair shafts) and dark bands. The bands have a lifelong duration may only be detectable under light microscopy are more apparent in fair-colored hair or with age-related graying and have no effect on hair growth or fragility in the vast majority of cases.

Data from Orphanet are used to provide information on a disease's name, synonym(s), and overview. Reference: Access aggregated data from Orphanet at Orphadata. Orphadata: Free access data from Orphanet. © INSERM 1999. Available on http://www.orphadata.org. Data version June 2024

Newly diagnosed with
Ringed hair disease?

Our RARE Concierge Services Guides are available to assist you by providing information, resources and connections as you navigate your rare disease journey.

Get Concierge Help

Advocacy Organizations

Don't see your organization here. Let us know here.

Clinical Trials

For a list of clinical trials in this disease area, please click here.