Article Figures & Data
Figures
- Figure 1
Male pattern hair loss.
- Figure 2
Female pattern hair loss.
- Figure 3
Differential diagnosis for pattern hair loss. A, patchy alopecia areata; B, alopecia totalis; C, traction alopecia; D, trichotillomania; E, central centrifugal cicatricial alopecia; F, lichen planopilaris; G, frontal fibrosing alopecia.
Tables
History Age of onset, time course, severity, hair loss distribution, progression (periods of shedding), accompanying symptoms Medical history Gynecologic history Medication and supplement list Family history of hair loss, androgen excess, and metabolic disease Physical examination Distribution of hair loss Hair caliber and texture Clinical features of scalp Nail changes Hair-pull test Dermoscopy Scalp biopsy Laboratory testing Complete blood cell count Comprehensive metabolic panel Antithyroid antibody testing Thyroid-stimulating hormone with or without free thyroxine Iron evaluation (serum ferritin, serum iron, total iron-binding capacity) Free and/or total testosterone Dehydroepiandrosterone sulfate Serum prolactin Zinc Hydroxy-25 vitamin D
