8 citations
,
May 2005 in “The American journal of dermatopathology/American journal of dermatopathology” The hair defect is due to abnormal inner root sheath keratinization.
January 2026 in “International Journal of Research and Innovation in Applied Science” Recognizing specific markers is crucial for correctly diagnosing and treating rare multifocal MPTT in males.
July 2025 in “Case Reports in Dermatology” Early detection and treatment are crucial to prevent irreversible hair loss in Lichen Planopilaris.
3 citations
,
April 2011 in “Journal of the American Academy of Dermatology” A 19-year-old man had a rare skin condition on one side of his face that looked like another skin disease.
10 citations
,
January 1925 in “Archives of Dermatology” Trichostasis spinulosa is a rare skin condition with hair-filled plugs in hair follicles.
October 2024 in “Skin Research and Technology” Pili annulati causes zebra-striped hair but doesn't affect hair strength or quality of life.
March 2026 in “Dermatology Online Journal” Cystic panfolliculoma is a rare, harmless tumor that can be confused with other skin tumors.
March 2023 in “International journal of integrated medical research” Keratosis pilaris is a common skin condition where hair follicles get clogged with keratin, mostly on the arms and thighs.
23 citations
,
July 1994 in “Journal of Dermatological Science” Pili torti hair twists due to uneven outer root sheath cell development.
1 citations
,
March 2023 in “Tidsskrift for Den norske lægeforening” Keratosis pilaris is a common skin condition causing a bumpy texture, sometimes linked to other diseases, with various treatments available.
9 citations
,
September 2013 in “Journal of histochemistry and cytochemistry/The journal of histochemistry and cytochemistry” Matriptase is highly active in hair follicles and sebaceous glands, especially during hair growth phases.
4 citations
,
January 2018 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Panitumumab can cause excessive ear hair growth.
18 citations
,
April 2016 in “American Journal of Dermatopathology” Larger nail cavity sizes suggest benign tumors, while smaller ones may need further biopsy to rule out cancer.
6 citations
,
March 1976 in “Journal of Investigative Dermatology” January 2008 in “The Internet Journal of Plastic Surgery” Thorough cleaning and hair removal are essential to effectively treat and prevent recurrent pilonidal sinus.
1 citations
,
January 2018 in “Acta dermato-venereologica” A teenager's hair with alternating white and dark bands, known as Pili annulati, is a genetic condition that is usually harmless and often considered attractive.
28 citations
,
May 1998 in “Journal of the American Academy of Dermatology” Scalp inflammation can cause multiple hairs to grow from one follicle.
4 citations
,
December 2014 in “Indian Journal of Dermatology” A rare skin condition with cysts was found on a 5-year-old boy's scalp.
28 citations
,
January 1985 in “Journal of the American Academy of Dermatology” A girl with citrullinemia developed pili torti, suggesting a link between the hair condition and the metabolic disorder.
49 citations
,
September 2004 in “Journal of the European Academy of Dermatology and Venereology” Careful light microscopy is crucial for detecting mild cases of pili annulati, which weakens hair and varies widely in expression.
December 2024 in “Journal of Pediatric Surgery Case Reports” Surgical removal of hair effectively treated pilonidal omphalitis in a teenager.
2 citations
,
May 2020 in “Journal of the American Academy of Dermatology” Hair shaft changes may be linked to CCCA, but their role is unclear.
8 citations
,
January 2006 in “Dermatology Online Journal” The girl's skin condition is benign but challenging to treat due to its size and location.
24 citations
,
May 2000 in “Journal of the American Academy of Dermatology” Pseudopelade can affect both the scalp and beard, causing hair loss.
6 citations
,
February 2020 in “Journal of Cutaneous Pathology” Nevus psiloliparus lacks mature hair follicles but keeps other skin structures intact.
Pseudofolliculitis causes painful bumps and dark spots from shaving, especially in people with curly hair, and can be treated by changing shaving habits and using specific topical treatments.
14 citations
,
July 2016 in “Anatomical Science International” The study suggests that the arrector pili muscle is important for hair health and its damage might contribute to hair loss.
February 2026 in “HCA Healthcare Journal of Medicine” Recognizing keratosis pilaris in all skin tones helps diagnose related skin issues and reduce distress.
December 2022 in “The journal of pediatrics/The Journal of pediatrics” A young girl's foot lesion was actually a rare condition caused by a hair fragment under the skin, not a parasite.
January 2021 in “Nasza Dermatologia Online” Plica polonica is a rare condition where hair becomes irreversibly tangled, and the treatment is to cut the matted hair.