This study suggests that the prevalence of red beards in individuals with dark hair may be explained by Thayer’s Theorem of countershading.
1 citations
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January 2016 in “Journal of Headache & Pain Management” This article highlights the need to consider topical minoxidil as a differential diagnosis for unexplained headache and dizziness due to its potential side effects.
January 2022 in “Clinical Cases in Dermatology” This case report describes a middle-aged man with niacinamide-induced poikilodermatous flushing observed on the neck, established through clinical and dermatoscopic evaluation.
3 citations
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May 2011 in “Medical Hypotheses” This article proposes that transnasal evaporative cooling could advance understanding of various physiological phenomena, but reports no new clinical results; potential research directions are suggested for this concept.
September 2018 in “CRC Press eBooks” This review explores the trichoscopic features of dark scalp, particularly the brown honeycomb pigment network, and its variations in different types of alopecia, but it presents no new clinical findings.
8 citations
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August 1970 in “JAMA” This letter describes cases in which papilledema and other symptoms in young girls were attributed to hypervitaminosis A.
16 citations
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February 2008 in “PubMed” Vitamin B12 deficiency can cause skin darkening and white hair, but it's reversible.
March 2012 in “Journal of The American Academy of Dermatology” This study observed that white females with Ludwig I female pattern hair loss had higher hair density on the occipital scalp, whereas Asian females had thicker hair diameters in both frontal and occipital areas.
17 citations
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February 2018 in “British Journal of Oral & Maxillofacial Surgery” This paper reviews the evolution and classification of forehead reduction and orbital contouring techniques in transgender females, but reports no new clinical findings.
1 citations
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July 2023 in “Journal of the American Academy of Dermatology” This review reports that pressure-induced alopecias, occurring from ischemic pressure, are often reversible without treatment if diagnosed promptly, but prognosis varies with severity and treatment timing.
June 2026 in “Institutional Repositories DataBase (IRDB)” In this case report, a 34-year-old man with Graves' disease experienced the rare simultaneous occurrence of depigmented skin spots (vitiligo) and recurrent alopecia areata, highlighting the need for careful monitoring of autoimmune complications in such patients.
17 citations
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August 2014 in “Plastic & Reconstructive Surgery” This review discusses surgical options and considerations for forehead rejuvenation, emphasizing a systematic approach and the importance of individual facial analysis, but does not provide new clinical findings.
1 citations
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June 1942 in “JAMA” This article discusses observations about the relationship between baldness and gray hair in middle-aged men, noting that baldness often precedes grayness, and suggests a possible connection to premature aging, but reports no new data.
17 citations
,
January 2013 in “International Journal of Cosmetic Science” This study found that individuals who perceive their hair health as poor tend to have higher levels of metals on their hair, emphasizing the impact of environmental metal exposure.
Hair coloring and bleaching can permanently break down hair protein and temporarily change its properties.
November 2009 in “Cambridge University Press eBooks” This article reviews the critical role of hairline design in hair restoration surgery and emphasizes the need for careful planning to avoid poor outcomes, without presenting new clinical data.
15 citations
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March 2004 in “American Journal of Ophthalmology” This case report found that topical bimatoprost in a female Hispanic patient with glaucoma led to increased hair growth and pigmentation in the malar region, which resolved after discontinuing use and epilation.
2 citations
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June 1989 in “Archives of Dermatology” This case report describes a 65-year-old man's trichofolliculoma, a hair follicle-origin tumor, which appeared as a persistent cheek pore extrusion and was removed at the patient's request.
December 2015 in “Journal of Neurology and Stroke” This case report describes a 57-year-old man's severe complications, including acute stroke and scalp necrosis, following platelet-rich plasma and stem cell injections for hair restoration.
January 2019 in “Headache” This source discusses the use of nerve blocks as potential treatments for head and neck neuralgias and primary headaches, highlighting their effectiveness and various applications, including during intervals between onabotulinum toxin A injections.
December 2023 in “Journal of comparative pathology” This case report describes the first known instance of a dilated pore of Winer, a type of follicular cyst, identified in a dog, specifically a 9-year-old neutered Goldendoodle, which was surgically excised after causing pain due to periodic ruptures.
5 citations
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July 2019 in “Atlas of the Oral and Maxillofacial Surgery Clinics” This article discusses challenges and limitations of using simple tissue mechanics for repairing head and neck skin defects in trauma and does not report new findings; it highlights potential problems with routine methods.
15 citations
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May 2008 in “British Journal of Dermatology” Chronic scalp inflammation can turn into cancer, so regular check-ups are important.
2 citations
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July 2005 in “Journal of The American Academy of Dermatology” This abstract discusses clinical techniques for diagnosing female pattern hair loss and reports no new research findings.
10 citations
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May 2017 in “Clinical and experimental dermatology” January 1991 in “Linchuang pifuke zazhi”
May 2020 in “JOJ Dermatology & Cosmetics” This report describes a rare case of Trichostasis Spinulosa on the heel, an uncommon location for this type of lesion.
July 2017 in “British Journal of Dermatology” The document concludes that scalp conditions have various causes and can present in many different ways.
1 citations
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June 2021 in “Disease and Diagnosis” This case report describes a rare instance of Hashimoto thyroiditis evolving into Graves' disease, emphasizing the potential for such transitions and the importance of early diagnosis and treatment.
1 citations
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January 2013 in “Mayo Clinic Proceedings” This case study details a 31-year-old woman diagnosed with secondary syphilis that presented with chronic headaches and hair loss, ultimately attributed to neurosyphilis and alopecia syphilitica.