101 citations
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January 2016 in “Journal of Cutaneous and Aesthetic Surgery” Different types of hair loss need specific treatments, and while many classification systems exist, each has its flaws; more research is needed to refine these systems and treatments.
September 2020 in “Hair transplant forum international” O'Tar T. Norwood was a key figure in creating a system to classify male baldness and founding hair restoration societies.
October 2021 in “DOAJ (DOAJ: Directory of Open Access Journals)” Trichoscopy effectively distinguishes between severe and mild male pattern hair loss.
March 2026 in “Frontiers in Medicine” A hybrid model using traditional methods, trichoscopy, and AI improves hair loss assessment.
July 2007 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” The BASP classification is a detailed system for categorizing hair loss in both men and women, but it may be complex for beginners and not fully suitable for grading female hair loss.
13 citations
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September 2018 in “Journal of the American Academy of Dermatology” The document concludes that a new system using the SALT score should replace the current alopecia areata classification for better accuracy in assessing severity and prognosis.
July 2024 in “JAAD International” Androgenetic alopecia worsens with age in Japanese men.
January 2016 in “프로그램북(구 초록집)” The revised BASP classification for hair loss is less accurate and harder to use but could still be a viable option.
May 2020 in “Hair transplant forum international” The updated NPRT system now covers different types of hair loss in men and women.
3 citations
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January 2018 in “International Journal of Trichology” The new system helps detect and track early female hair loss better.
3 citations
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December 2016 in “Canadian Urological Association journal” Men with more advanced male pattern baldness have a higher risk of prostate cancer and more severe disease.
October 1987 in “Clinics in Dermatology” Scalp reduction can improve hair distribution in certain baldness cases but requires careful patient selection and understanding of facial structure.
January 2025 in “Medical Research Archives” A new classification and scoring system is needed for alopecia areata to better assess severity.
January 2004 in “Journal of Clinical Dermatology”
3 citations
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October 2017 in “Journal of Cosmetic Dermatology” Dr. Muhammad Ahmad created a hair classification system to help improve hair restoration surgery outcomes.
5 citations
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September 1997 in “Dermatologic Surgery” Dr. Russell Knudsen's system classifies hair grafts by class, shape, and size for clearer communication in hair restoration surgery.
1 citations
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September 1997 in “PubMed” The uniform density approach in hair restoration is less noticeable in situations like wind or exercise.
Balding in men worsens with age.
8 citations
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January 2013 in “International Journal of Trichology” The BASP classification is effective for diagnosing pattern hair loss in Indian men and women.
August 2023 in “Clinical, Cosmetic and Investigational Dermatology” Different types of female pattern hair loss have unique characteristics and are associated with various health conditions.
4 citations
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November 2011 in “Archives of Dermatology” Hamilton scale imprecise, hair shaft diameter decreases, stem cell transplant regrows hair, ECP ineffective for alopecia areata universalis.
June 2021 in “Journal of The American Academy of Dermatology” New scale reliably assesses male hair loss with female pattern.
April 2012 in “Informa Healthcare eBooks” Classifying hair diseases, like alopecia, is difficult and needs more research to understand their causes.
March 2024 in “Skin research and technology” New dermoscopic criteria accurately diagnose and grade the severity of hair loss in androgenetic alopecia.
March 2026 in “Zenodo (CERN European Organization for Nuclear Research)” A person's severe hair loss naturally reversed without treatment.
December 2025 in “Zenodo (CERN European Organization for Nuclear Research)” A person's severe hair loss naturally reversed without treatment.
2 citations
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December 2018 in “International Journal of Dermatology” New grading scale accurately measures hair loss severity and treatment effectiveness.
November 2023 in “Pakistan Journal of Medical & Health Sciences” Hair transplants improve hairlines and reduce distress from hair loss.
1 citations
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January 2017 in “대한피부과학회지” Male pattern hair loss is diagnosed and treated earlier and is milder, possibly due to early puberty.