Measuring Scalp Sebum: Principles, Quantification Techniques and Dermatological Relevance
Sebaceous glands are holocrine units that synthesise and excrete a complex lipid mixture – sebum – onto the surface of skin and hair. On the…
Category: Diagnosis Consultation
Sabouraud’s Sign: A Contemporary Assessment of Hair Breakage
Hair breakage can be as distressing for patients as hair loss, yet the two phenomena have very different aetiologies, prognoses and management strategies. Sabouraud’s sign,…
Understanding the “Lonely Hair Sign” in Scarring Alopecias
Hair loss encompasses a vast array of conditions, each with unique clinical presentations, underlying pathophysiology, and therapeutic challenges. Within the domain of scarring (cicatricial) alopecias,…
The Unit Area Trichogram: Methods, Applications, and Comparative Advantages in Hair Analysis
Hair analysis serves as a critical tool in both clinical and research settings, enabling scientists, dermatologists, and other medical professionals to assess hair growth patterns,…
The Hair Pull Test – A Guide to Measuring Hair Shedding and Follicle Health
When it comes to evaluating hair loss, one of the simplest clinical procedures a dermatologist may use is the hair pull test. Despite its straightforward…
The Hair Wash Test: A Useful Tool in Trichology
The hair wash test is a helpful diagnostic tool in trichology, offering clinicians and researchers a quantitative method to assess hair shedding. This test involves…
The Ferriman-Gallwey Score: An Essential Tool for Assessing Hirsutism
Introduction: Hirsutism, characterized by excessive terminal hair growth in women in a male-pattern distribution, is a common clinical condition with significant psychological and social implications.…
The Flag Sign in Hair Fibers: An Indicator of Underlying Health Conditions
Introduction: While scalp hair is first and foremost a marker of personal style, it is also a critical indicator of an individual’s health. Among the…
Examination of Scalp Disorders: Understanding the Different Regions of the Scalp
The human scalp is a complex and vital area of the body, especially when considering hair and skin health. For healthcare professionals, particularly those specializing…