13 citations
,
April 2009 in “Journal der Deutschen Dermatologischen Gesellschaft” Nail disorders not caused by infection are common and can look similar, with psoriasis being the most frequent and having specific nail symptoms.
May 2015 in “Journal of The American Academy of Dermatology” The treatments for fungal nail infection, hair loss in men, benign nail tumor, and chemotherapy-associated nail bed inflammation are effective and safe.
February 2010 in “Journal of The American Academy of Dermatology” A woman's nail separation was likely caused by poor blood flow, and a treatment for similar conditions might help.
51 citations
,
May 2008 in “Mycoses” Terbinafine HCl nail solutions with DDAIP HCl are more effective than current treatments for nail infections.
4 citations
,
February 2014 in “Journal of the European Academy of Dermatology and Venereology” Early diagnosis of hair tourniquet syndrome saved a baby's toe from being lost.
26 citations
,
February 1991 in “PubMed” Trichotillomania can be identified by a "Friar Tuck sign" and nail-biting.
The study concludes that Twenty-nail dystrophy is more common in boys among children and in women among adults, with varying response to treatment.
April 2013 in “Journal of the American Academy of Dermatology” Diabetic patients often have ingrown nails due to obesity, high blood pressure, past injuries, bad nail trimming, nail fungus, weak foot pulse, and weak knee reflex.
December 2021 in “Australasian Journal of Dermatology” Red stripes on nails and hair loss may occur after COVID-19.
2 citations
,
January 2025 in “Dermatology Practical & Conceptual” Nailfold dermoscopy is a simple, cheap way to check blood vessel changes in COVID-19 patients.
45 citations
,
March 2003 in “Pediatrics” Baby's toe injury linked to mom's hair loss; check baby's toes and be careful with fruit gel snacks.
7 citations
,
January 2014 in “Case reports in pediatrics” A baby's toe was severely damaged by a hair tourniquet, leading to bone and tendon damage, but improved after surgery and treatment.
21 citations
,
July 2005 in “European Journal of Emergency Medicine” Hair-tourniquet syndrome can cause serious toe injuries in infants but can be treated if found early.
4 citations
,
March 2020 in “JAAD Case Reports” Vitamin B12 deficiency can cause darkening of all nails.
January 2026 in “Dermatology Practical & Conceptual” Nail changes are common in alopecia areata and can indicate its severity.
1 citations
,
November 2025 in “Journal of Korean Medical Association” Recognizing nail changes helps diagnose and treat non-infectious skin diseases.
1 citations
,
November 2011 in “Archives of Dermatology” A woman's hair loss was caused by her husband's testosterone gel and a diabetic man's nail disease led to bone infection, both treated successfully.
13 citations
,
June 2010 in “Journal of The American Academy of Dermatology” A man with Cronkhite-Canada syndrome had all 20 nails detach but improved with treatment.
2 citations
,
August 2022 in “Cutis” COVID-19 vaccination may cause temporary nail changes, but they're not serious.
58 citations
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November 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” The Foxn1 gene is essential for normal nail and hair development.
44 citations
,
May 1980 in “Archives of Dermatology” "20-nail dystrophy" can have multiple causes.
17 citations
,
December 2009 in “Journal of Pediatric Orthopaedics” Two babies needed surgery to remove hair tightly wrapped around their toes to prevent serious injury.
55 citations
,
February 2013 in “The Anatomical Record” Mouse nails are similar to human nails, making them useful for studying nail diseases.
1 citations
,
January 2013 in “Springer eBooks” The document concludes that skin and nail changes can indicate various underlying health conditions.
January 2016 in “Skin appendage disorders” The document discusses various nail and hair disorders and their treatments.
Aluminum phosphide poisoning can cause horizontal nail grooves and hair loss.
Hair and nail disorders can harm self-esteem, but early treatment helps.
43 citations
,
September 2006 in “Annals of Plastic Surgery” A hair wrapped tightly around an infant's toe caused severe damage, requiring early removal and possibly surgery to prevent worse outcomes like amputation.
17 citations
,
January 2013 in “Journal of Cutaneous Pathology” The onychodermis helps anchor the nail bed and may aid in nail formation.
April 2016 in “Journal of the American Academy of Dermatology”