Spotted lunulae
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Spotted lunulae is a distinctive change that occurs with alopecia areata.James, William; Berger, Timothy; Elston, Dirk (2005). Andrews' Diseases of the Skin: Clinical Dermatology. (10th ed.). Saunders. {{ISBN|0-7216-2921-0}}.{{rp|791}}
Spotted lunulae appears as tiny, round, crimson patches that are not eliminated by vitropressure. Its boundaries are evenly spaced and clearly defined across the lunula.
Spotted lunulae is a symptom of nail matrix inflammation linked to several illnesses, such as nail psoriasis and alopecia areata.
Signs and symptoms
Spotted lunulae appears as tiny, round, reddish patches that are resistant to vitropressure. Its boundaries are evenly spaced out over the lunula and clearly defined.{{cite journal | last1=Starace | first1=Michela | last2=Cedirian | first2=Stephano | last3=Gurioli | first3=Carlotta | last4=Chessa | first4=Marco Adriano | last5=Piraccini | first5=Bianca Maria | last6=Neri | first6=Iria | title=Spotted Lunula in Alopecia Areata: Clinical and Onychoscopic Features of an Unusual Sign | journal=Dermatology Practical & Conceptual | publisher=Mattioli1885 | date=2024-01-31 | volume=14 | issue=1 | issn=2160-9381 | doi=10.5826/dpc.1401a2 | page=e2024002| pmid=38364419 | pmc=10868956 }}
Causes
Spotted lunulae is an indication of inflammation in the nail matrix linked to several illnesses, including as alopecia areata and nail psoriasis.{{cite journal | last=Baran | first=Robert | title=Comment reconnaître et traiter un psoriasis unguéal | journal=La Presse Médicale | publisher=Elsevier BV | volume=43 | issue=11 | year=2014 | issn=0755-4982 | doi=10.1016/j.lpm.2014.06.011 | pages=1251–1259 | pmid=25443636 | language=fr}}
Treatment
Epidemiology
In one study spotted lunulae was reported to affect 6 out of 126 pediatric patients with alopecia areata.{{cite journal | last1=Tosti | first1=Antonella | last2=Morelli | first2=Rossella | last3=Bardazzi | first3=Federico | last4=Peluso | first4=Anna Maria | title=Prevalence of Nail Abnormalities in Children With Alopecia Areata | journal=Pediatric Dermatology | publisher=Wiley | volume=11 | issue=2 | year=1994 | issn=0736-8046 | doi=10.1111/j.1525-1470.1994.tb00562.x | pages=112–115| pmid=8041648 }} In another study the prevalence of spotted lunulae was 13%.{{cite journal | last1=Roest | first1=Y | last2=Middendorp | first2=H | last3=Evers | first3=A | last4=Kerkhof | first4=P | last5=Pasch | first5=M | title=Nail Involvement in Alopecia Areata: A Questionnaire-based Survey on Clinical Signs, Impact on Quality of Life and Review of the Literature | journal=Acta Dermato Venereologica | publisher=Medical Journals Sweden AB | volume=98 | issue=2 | year=2018 | issn=0001-5555 | doi=10.2340/00015555-2810 | pages=212–217| hdl=2066/190317 | hdl-access=free }}
History
Spotted lunulae was first reported by Shelley in 1980.{{cite journal | last=Shelley | first=Walter B. | title=The spotted lunula | journal=Journal of the American Academy of Dermatology | publisher=Elsevier BV | volume=2 | issue=5 | year=1980 | issn=0190-9622 | doi=10.1016/s0190-9622(80)80360-4 | pages=385–387| pmid=7381066 }}
See also
References
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External links
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{{Disorders of skin appendages}}