48 citations
,
September 2009 in “Dermato-endocrinology” Anorexia nervosa can cause skin problems, which may help with early diagnosis and usually improve with treatment.
21 citations
,
April 2014 in “PLoS ONE” A rare gene variant causes hair and nail issues in a family.
152 citations
,
April 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” A new mutation in the Connexin 26 gene was found in a patient with KID syndrome, expanding the known disorders linked to this gene.
44 citations
,
January 1999 in “Dermatology” Nevus comedonicus is a rare skin condition with grouped open pores, sometimes linked to other body issues.
1 citations
,
April 2018 in “SLEEP” People with obstructive sleep apnea are more likely to get herpes zoster, but nightmares don't affect the risk.
3 citations
,
July 2022 in “The Journal of Dermatology” COVID-19 infection can cause new hair loss conditions or worsen existing skin diseases, with hair loss being the most common issue.
January 1982 in “Clinical Cosmetic and Investigational Dermatology” Familial dyskeratotic comedones are a rare, inherited skin condition that is hard to treat but may improve slightly with topical retinoids and urea cream.
13 citations
,
September 2019 in “Clinical, Cosmetic and Investigational Dermatology” Early treatment of EPDS can improve outcomes and reduce recurrence risk.
2 citations
,
May 2014 in “Journal of the Egyptian Women's Dermatologic Society (Print)” Dermoscopy helps diagnose different scalp conditions by showing unique signs for each disorder.
1 citations
,
November 2023 in “Indian Dermatology Online Journal” Primary essential CVG is a rare, benign scalp condition with treatment focusing on symptom management and hygiene.
32 citations
,
January 2006 in “Acta dermato-venereologica” SACUMAN, a rare condition causing hair loss without clear signs, is often misdiagnosed and needs scalp biopsies for accurate detection.
26 citations
,
January 2020 in “Dermatology Online Journal” Certain skin rashes can indicate COVID-19 severity, with chilblains-like rashes linked to milder cases and livedoid patterns to more severe cases.
2 citations
,
May 2009 in “Medicine” Hair and nails can help diagnose diseases, with nail issues often linked to skin conditions and hair loss having various causes and treatments.
9 citations
,
March 2015 in “International reviews of immunology” Skin abnormalities can indicate immunodeficiency due to shared origins with the immune system.
July 2021 in “PARIPEX INDIAN JOURNAL OF RESEARCH” Knuckle darkening can be an early sign of vitamin B12 deficiency.
The man likely has secondary syphilis affecting his nervous system.
3 citations
,
August 2010 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” A rare genetic disease caused severe, worsening hair loss from early childhood with poor treatment results.
3 citations
,
January 2012 in “Journal of cosmetics, dermatological sciences and applications” Many Iraqi patients had skin problems at the site where a vein was taken for heart surgery.
1 citations
,
February 2021 in “Cutis” COVID-19 can cause various skin symptoms, including rashes and lesions, which often appear early and can help in timely diagnosis.
September 2023 in “Journal of the American Academy of Dermatology” Oral difelikefalin significantly reduces itch in notalgia paresthetica.
May 2025 in “The Journal of Rheumatology” Purpura fulminans can signal underlying autoimmune disorders, not just infections.
1 citations
,
April 2012 in “Informa Healthcare eBooks” September 2021 in “CRC Press eBooks” Erosive pustular dermatosis of the scalp causes painful, scarring skin lesions on the scalp, mainly in elderly people with sun-damaged skin.
32 citations
,
September 2015 in “Dermatology” Certain leukemia drugs can cause severe skin reactions that may require stopping treatment.
1 citations
,
August 2021 in “Movement disorders clinical practice” A man with Isaac's syndrome affecting only one side of his body improved after immune system-targeted treatment.
4 citations
,
January 2011 in “European journal of dermatology/EJD. European journal of dermatology” A boy had a rare scalp condition with thickened skin and different-colored hair.
February 2026 in “Indian Journal of Dermatology” Upadacitinib may effectively treat twenty-nail dystrophy without causing pain.
January 2026 in “Case Reports in Dermatological Medicine” Intralesional steroids effectively treated a young female's scalp nodules without recurrence.
28 citations
,
January 2012 in “Case Reports in Medicine” Hair-thread Tourniquet Syndrome, where hair or thread tightly wraps around a body part, is not rare and requires early detection to prevent serious damage.
1 citations
,
March 2022 in “Cureus” A woman with lupus and systemic sclerosis developed severe acne that didn't improve with treatment and died from pneumonia and septic shock.