A Practical Guide to the Standardization of Hair Loss Photography for Clinicians

This review discusses recent advances in noninvasive hair imaging technologies, such as global photography, trichoscopy, reflectance confocal microscopy, and optical coherence tomography, highlighting their potential to improve hair diagnostics and treatment monitoring, while also outlining their clinical applications and limitations.

Combining scalp photos with hair density and caliber measurements gives a more accurate assessment of hair loss.

This paper presents consensus guidelines for standardized diagnostic criteria and assessment methods for frontal fibrosing alopecia to improve clinical research and data collection globally.

Scalp photography helps patients feel less anxious about hair loss, agree more with doctors on severity, and stay motivated for treatment.

This study reported that polarized dermoscopy was better for visualizing vascular patterns, scaling, and reticular pigmentation, while nonpolarized mode better documented features like black dots and tapered hair in various hair and scalp conditions.

This review discusses the dermoscopic features of common hair and scalp disorders and reports no new clinical results, aiming to assist dermatologists in diagnosing conditions like tinea capitis and alopecia areata.

This study developed and evaluated a photographic scale to assess CCCA pattern and severity in African American women, finding it reproducible when used by investigators and participants.

This study observed that triple horizontal scalp biopsies provided a more accurate diagnosis of female pattern hair loss in women than a single horizontal biopsy, especially for those with advanced hair loss.

This review evaluates hair growth measurement methods for human scalp hair, suggesting that combining highly resolutive analytical approaches with global calibrated methods is recommended for assessing hair changes in clinical settings.

In male pattern hair loss, this study found that finasteride 1 mg daily significantly slowed hair loss and increased hair growth over two years compared to placebo.