PART I - Approach to Nail Disorders 1 Nail Anatomy and Physiology: What YouNeed to Know 2 Nail Diagnostic Tools 3 Congenital Nail Disorders PART II - Inflammatory Nail Disorders 4 Nail Psoriasis 5 Nail Lichen Planus 6 Bullous Disorders 7 Trachyonychia 8 Nail Contact Dermatitis 9 Chronic Paronychia PART III - Infective Nail Disorders 10 Viral Infections of the Nail 11 Bacterial Infections 12 Onychomycosis PART IV - Traumatic Nail Disorders 13 Onychotillomania 14 Onycholysis 15 Nail Ingrowing 16 Nail Fragility PART V - Tumors of the Nails 17 Non-Melanocytic Nail Tumors 18 Benign Melanocytic Lesions of the Nail 19 Nail Melanoma PART VI - Approach to Hair Disorders 20 Hair Anatomy and Physiology: What YouNeed to Know 21 Diagnostic Tools: What You Need andHave to Know 22 Hereditary Hair Disorders 23 Ethnic Hair Disorders PART VII - Non-Scarring Alopecia 24 Alopecia Areata (AA) 25 Female Pattern Hair Loss 26 Male Pattern Hair Loss 27 Acute Telogen Effluvium 28 Chronic Telogen Effluvium 29 Drug-Induced Alopecia 30 Chemotherapy-Induced Hair Changes and Alopecia PART VIII - Scarring Alopecia 31 Lichen Planopilaris and Its Variants 32 Frontal Fibrosing Alopecia 33 Discoid Lupus Erythematosus 34 Folliculitis Decalvans 35 Traction Alopecia 36 Trichotillomania PART IX - Scaling Disorders of the Scalp 37 Seborrheic Dermatitis 38 Scalp Psoriasis 39 Scalp Contact Dermatitis PART X - Pustular Dermatoses of the Scalp 40 Dissecting Cellulitis of the Scalp 41 Scalp Acne 42 Acne Keloidalis Nuchae 43 Pustular Dermatoses of the Scalp 44 Scalp Infections and Infestations PART XI - Localized Hair Loss 45 Eyebrow and Eyelash Alopecia 46 Beard Alopecia 47 Disorders of Body Hair Growth 48 Hair Breakage 49 Changes in Hair Color 50 Itchy Scalp INDEX.