A 12-year-old girl was misdiagnosed with alopecia areata but actually had a nevus sebaceus with a genetic mutation.
6 citations
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August 2011 in “Anais Brasileiros de Dermatologia” Vellus hair cysts can cause acne-like bumps that don't respond to treatment.
2 citations
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January 2006 in “PubMed” Carpronium chloride increases blood flow by widening small blood vessels.
1 citations
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October 2023 in “European Journal of Dermatology” Combining hair transplantation with PRP is more effective for treating hair loss than hair transplantation alone.
1 citations
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December 2022 in “Skin Appendage Disorders” Recognizing trichofolliculomas is important to avoid unnecessary surgery.
November 2025 in “Journal of Investigative Dermatology” Genetic variants in specific genes cause central centrifugal cicatricial alopecia.
April 2025 in “Dermatology Practical & Conceptual” UV-enhanced trichoscopy helps diagnose hair shaft disorders like pili annulati.
64 citations
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June 2014 in “Journal of The American Academy of Dermatology” Researchers found a white halo around hair in most patients with a specific type of hair loss, which helps in early diagnosis and treatment.
3 citations
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December 2013 in “American Journal of Dermatopathology” A rare skin growth in a baby was successfully removed without coming back.
2 citations
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January 1989 in “The Nishinihon Journal of Dermatology” Seborrheic keratosis likely originates from the upper regions of hair follicles.
Pseudopelade is likely an independent disease due to its distinct features.
Mutations in the PADI3 gene may cause central centrifugal cicatricial alopecia in women of African ancestry.
13 citations
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April 1964 in “PubMed” Phosphatide distribution in mouse skin remains consistent in both normal and cancerous growths.
9 citations
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July 2020 in “JAMA dermatology” Dermatoscopy can help diagnose CCCA without visible hair loss, offering a less invasive option than biopsy.
February 2019 in “bioRxiv (Cold Spring Harbor Laboratory)” The gene Prss53 affects hair shape and bone development in rabbits.
3 citations
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December 2003 in “Archives of Pathology & Laboratory Medicine” The nodule was a benign cutaneous lymphadenoma, not cancer, and was successfully removed.
54 citations
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September 1999 in “PubMed” K15 staining helps distinguish basal cell carcinoma from trichoepithelioma.
September 2020 in “Advances in anatomic pathology” A woman's large nose growth was initially misdiagnosed, but later confirmed to be giant rhinophyma after full removal and examination.
July 2025 in “Dermatology Practical & Conceptual” Hair changes and a high occipital hairline may help diagnose Trichorhinophalangeal Syndrome.
November 2022 in “JAAD case reports” The text talks about a rare skin condition causing hair loss and suggests that people with this should also check their lung and heart health.
September 2023 in “Journal of the American Academy of Dermatology” BAP1 mutations are rare in pediatric melanocytic tumors and may develop later in life.
2 citations
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February 2018 in “Journal of dermatology & cosmetology” Triangular temporal alopecia is a benign hair loss pattern best diagnosed with dermoscopy, with limited treatment options like surgery and hair transplantation.
5 citations
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March 2009 in “Pediatric Dermatology” The study found that pili bifurcati causes hair to intermittently split into two branches, each with its own outer layer.
February 2009 in “Journal of The American Academy of Dermatology” Most patients with Tuberous sclerosis had neurological or skin issues, and over half had psychiatric problems.
April 2018 in “Journal of Investigative Dermatology” The document concludes that ERBB2 mutations are common in extramammary Paget disease and may respond to systemic treatments like cancer immunotherapy.
3 citations
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May 1999 in “Dermatologic Surgery” Dr. Connelly agrees that linear basal cell carcinomas might be more aggressive but highlights the study's lack of clear criteria to identify them.
January 2026 in “Indian Journal of Ophthalmology - Case Reports” Trichilemmal cysts can appear on children's eyelids and may be mistaken for other conditions.
12 citations
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May 2009 in “Ophthalmic plastic and reconstructive surgery” Multiple pilomatrixoma may indicate Turner syndrome.
11 citations
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May 1998 in “Child's nervous system” A baby had a rare condition with abnormal blood vessels in the brain and unusual skin and hair growth, possibly a new syndrome.