UpToDate Dermatology 2020 Edition

Description

Cover......Page 1 Contents......Page 2 Overview of dermoscopy......Page 17 Dermoscopic evaluation of skin lesions......Page 26 Dermoscopy of pigmented lesions of the palms and soles......Page 40 Patch testing......Page 98 Evaluation and diagnosis of hair loss......Page 106 Approach to the clinical dermatologic diagnosis......Page 124 Approach to the patient with a scalp disorder......Page 213 Approach to the patient with an intertriginous skin disorder......Page 225 Approach to the patient with annular skin lesions......Page 237 Approach to the patient with cutaneous blisters......Page 250 Approach to the patient with facial erythema......Page 357 Approach to the patient with pustular skin lesions......Page 402 Approach to the patient with retiform (angulated) purpura......Page 461 Approach to the differential diagnosis of leg ulcers......Page 473 Evaluation of adults with cutaneous lesions of vasculitis......Page 486 Office-based dermatologic diagnostic procedures......Page 498 Longitudinal melanonychia......Page 507 Erythroderma in adults......Page 518 Acquired hyperpigmentation disorders......Page 533 Overview of nail disorders......Page 557 Atopic dermatitis......Page 581 allergic contact dermatitis......Page 665 Contact dermatitis in children......Page 692 Irritant contact dermatitis in adults......Page 703 Chronic hand eczema......Page 720 Patch testing......Page 732 Management of allergic contact dermatitis......Page 740 Poison ivy (Toxicodendron) dermatitis......Page 748 Eyelid dermatitis (eczema)......Page 758 Keratosis pilaris......Page 768 Keratosis pilaris atrophicans......Page 773 Cheilitis......Page 778 Acute palmoplantar eczema (dyshidrotic eczema)......Page 789 Cradle cap and seborrheic dermatitis in infants......Page 799 Intertrigo......Page 805 Nummular eczema......Page 813 Overview of dermatitis (eczema)......Page 819 Prurigo nodularis......Page 916 Seborrheic dermatitis in adolescents and adults......Page 927 Stasis dermatitis......Page 940 Vulvar dermatitis......Page 952 Urticarial dermatitis......Page 966 Radiation dermatitis......Page 985 Pathogenesis, clinical manifestations, and diagnosis of acne vulgaris......Page 1003 Postadolescent acne in women......Page 1022 Treatment of acne vulgaris......Page 1032 Oral isotretinoin therapy for acne vulgaris......Page 1061 Hormonal therapy for women with acne vulgaris......Page 1075 Light-based, adjunctive, and other therapies for acne vulgaris......Page 1087 Perioral (periorificial) dermatitis......Page 1095 Rosacea Pathogenesis, clinical features, and diagnosis......Page 1107 Management of rosacea......Page 1120 PsoriasisEpidemiology, clinical manifestations, and diagnosis......Page 1139 Pathophysiology of plaque psoriasis......Page 1211 Nail psoriasis......Page 1223 Guttate psoriasis......Page 1260 Treatment of psoriasis in adults......Page 1289 Erythrodermic psoriasis in adults......Page 1333 Treatment selection for moderate to severe plaque psoriasis in special populations......Page 1358 Psoriasis in children epidemiology clinical manifestation and dianosis......Page 1381 Psoriasis in childrenManagement of chronic plaque psoriasis......Page 1415 Management of psoriasis in pregnancy......Page 1441 Comorbid disease in psoriasis......Page 1459 Patient education Psoriasis (Beyond the Basics)......Page 1478 Pustular psoriasisPathogenesis, clinical manifestations, and diagnosis......Page 1497 Pustular psoriasisManagement......Page 1524 Palmoplantar pustulosisEpidemiology, clinical features, and diagnosis......Page 1546 Palmoplantar pustulosis Treatment......Page 1576 Lichen planus......Page 1598 Lichen Planopilaris......Page 1612 Vulvar lichen planus......Page 1629 Oral lichen planusPathogenesis, clinical features, and diagnosis......Page 1646 Oral lichen planus Management and prognosis......Page 1655 Pityriasis rosea......Page 1666 Pityriasis lichenoides chronica......Page 1698 Pityriasis lichenoides et varioliformis acuta (PLEVA)......Page 1722 Pityriasis rubra pilaris......Page 1754 Confluent and reticulated papillomatosis......Page 1786 Lichen striatus......Page 1814 New-onset urticaria......Page 1842 Chronic spontaneous urticariaClinical manifestations, diagnosis, pathogenesis, and natural history......Page 1875 Chronic spontaneous urticariaStandard management and patient education......Page 1908 Chronic spontaneous urticaria Treatment of refractory symptoms......Page 1936 An overview of angioedemaPathogenesis and causes......Page 1955 An overview of angioedemaClinical features, diagnosis, and management......Page 1971 Hereditary angioedemaPathogenesis and diagnosis......Page 2001 Hereditary angioedema Epidemiology, clinical manifestations, exacerbating factors, and prognosis......Page 2015 Hereditary angioedema (due to C1 inhibitor deficiency)General care and long-term prophylaxis......Page 2026 Hereditary angioedema with normal C1 inhibitor......Page 2052 Hereditary angioedemaAcute treatment of angioedema attacks......Page 2067 Hereditary angioedema Temporary prophylaxis before procedures or stress to prevent angioedema episodes......Page 2092 Acquired C1 inhibitor deficiencyClinical manifestations, epidemiology, pathogenesis, and diagnosis......Page 2105 Acquired C1 inhibitor deficiencyManagement and prognosis......Page 2116 ACE inhibitor-induced angioedema......Page 2130 Physical (inducible) forms of urticaria......Page 2144 Cold urticaria......Page 2182 Urticarial vasculitis......Page 2203 Pathogenesis, clinical manifestations, and diagnosis of pemphigus......Page 2236 Paraneoplastic pemphigus......Page 2251 Initial management of pemphigus vulgaris and pemphigus foliaceus......Page 2264 Management of refractory pemphigus vulgaris and pemphigus foliaceus......Page 2279 Fogo selvagem Brazilian endemic pemphigus foliaceus......Page 2290 Epidemiology and pathogenesis of bullous pemphigoid and mucous membrane pemphigoid......Page 2303 Clinical features and diagnosis of bullous pemphigoid and mucous membrane pemphigoid......Page 2313 Ocular cicatricial pemphigoid......Page 2330 Management and prognosis of bullous pemphigoid......Page 2345 Management of mucous membrane pemphigoid......Page 2360 Dermatitis herpetiformis......Page 2371 Epidermolysis bullosa acquisita......Page 2384 Friction blisters......Page 2398 Linear IgA bullous dermatosis......Page 2405 Evaluation and diagnosis of hair loss......Page 2419 Overview of dermoscopy of the hair and scalp......Page 2437 Alopecia areataClinical manifestations and diagnosis......Page 2450 Alopecia areataManagement......Page 2460 Androgenetic alopecia in menPathogenesis, clinical features, and diagnosis......Page 2475 Treatment of androgenetic alopecia in men......Page 2485 Female pattern hair loss (androgenetic alopecia in women) Pathogenesis, clinical features, and diagnosis......Page 2495 Female pattern hair loss (androgenetic alopecia in women)Treatment and prognosis......Page 2505 Telogen effluvium......Page 2513 Traction alopecia......Page 2526 Lichen planopilaris......Page 2538 Acne keloidalis nuchae......Page 2555 Central centrifugal cicatricial alopecia......Page 2571 Dissecting cellulitis of the scalp......Page 2586 Erosive pustular dermatosis of the scalp......Page 2595 Folliculitis decalvans......Page 2605 Hair shaft disorders......Page 2620 Pseudofolliculitis barbae......Page 2630 Overview of nail disorders......Page 2640 Overview of dermoscopy......Page 2755 Dermoscopic evaluation of skin lesions......Page 2764 Dermoscopy of facial lesions......Page 2778 Dermoscopy of pigmented lesions of the palms and soles......Page 2841 Dermoscopy of nail pigmentations......Page 2897 Dermoscopy of nonpigmented nail lesions......Page 2935 Dermoscopic algorithms for skin cancer triage......Page 2967 Dermoscopy of mucosal lesions......Page 3003 MelasmaEpidemiology, pathogenesis, clinical presentation, and diagnosis......Page 3024 MelasmaManagement......Page 3035 Acquired melanocytic nevi (moles)......Page 3052 Benign pigmented skin lesions other than melanocytic nevi (moles)......Page 3062 Atypical (dysplastic) nevi......Page 3071 Spitz nevus and atypical Spitz tumors......Page 3086 Congenital melanocytic nevi......Page 3105 Congenital and inherited hyperpigmentation disorders......Page 3115 VitiligoPathogenesis, clinical features, and diagnosis......Page 3131 VitiligoManagement and prognosis......Page 3144 Acquired hypopigmentation disorders other than vitiligo......Page 3160 Lentigo maligna Clinical manifestations, diagnosis, and management......Page 3173 Melanoma Clinical features and diagnosis......Page 3187 Risk factors for the development of melanoma......Page 3205 Screening and early detection of melanoma in adults and adolescents......Page 3222 Melanoma in children......Page 3242 Epidemiology and risk factors for skin cancer in solid organ transplant recipients......Page 3257 Pathologic characteristics of melanoma......Page 3269 Pathologic evaluation of regional lymph nodes in melanoma......Page 3283 Tumor, node, metastasis (TNM) staging system and other prognostic factors in cutaneous melanoma......Page 3289 Surgical management of primary cutaneous melanoma or melanoma at other unusual sites......Page 3301 Staging work-up and surveillance after treatment of melanoma......Page 3315 Primary prevention of melanoma......Page 3325 Prevention and management of skin cancer in solid organ transplant recipients......Page 3338 Cellulitis and skin abscessClinical manifestations and diagnosis......Page 3355 Cellulitis and skin abscess in adultsTreatment......Page 3366 Erythrasma......Page 3379 Impetigo......Page 3386 Pitted keratolysis......Page 3394 Pseudomonas aeruginosa skin and soft tissue infections......Page 3403 Cutaneous manifestations of tuberculosis......Page 3416 Cutaneous manifestations of gonorrhea......Page 3433 Staphylococcal scalded skin syndrome......Page 3440 Necrotizing soft tissue infections......Page 3453 Trichomycosis (trichobacteriosis)......Page 3469 Botryomycosis......Page 3475 Yaws, bejel, and pinta......Page 3482 Pediculosis capitis......Page 3501 Pediculosis corporis......Page 3515 Pediculosis pubis and pediculosis ciliaris......Page 3531 ScabiesEpidemiology, clinical features, and diagnosis......Page 3539 Scabies Management......Page 3548 Bedbugs......Page 3557 Chigger bites......Page 3567 Jellyfish stings......Page 3572 Lepidopterism Skin disorders secondary to caterpillars and moths......Page 3587 Dermatophyte (tinea) infections......Page 3595 Tinea versicolor (pityriasis versicolor)......Page 3608 Tinea capitis......Page 3617 Tinea nigra......Page 3634 OnychomycosisEpidemiology, clinical features, and diagnosis......Page 3641 OnychomycosisManagement......Page 3652 Candida infections in children......Page 3668 Chromoblastomycosis......Page 3682 Lobomycosis......Page 3694 Piedra......Page 3703 Cutaneous warts (common, plantar, and flat warts)......Page 3710 Condylomata acuminata (anogenital warts) in adults Epidemiology, pathogenesis, clinical features, and diagnosis......Page 3725 Condylomata acuminata (anogenital warts) Management of external condylomata acuminata in men......Page 3734 Condylomata acuminata (anogenital warts) in children......Page 3749 Epidemiology, clinical manifestations, and diagnosis of genital herpes simplex virus infection......Page 3758 Treatment of genital herpes simplex virus infection......Page 3773 Prevention of genital herpes virus infections......Page 3787 Treatment of herpes simplex virus type 1 infection in immunocompeten patients......Page 3797 Epidemiology, clinical manifestations, and diagnosis of herpes zoster......Page 3807 Treatment of herpes zoster in the immunocompetent host......Page 3822 Molluscum contagiosum......Page 3832 Orf virus infection......Page 3848 HIV-associated eosinophilic folliculitis......Page 3854 Fever and rash in the immunocompetent patient......Page 3864 Gianotti-Crosti syndrome (papular acrodermatitis)......Page 3936 Clinical manifestations, diagnosis, and management of diabetic infections of the lower etremities......Page 3944 Infectious folliculitis......Page 3959 Soft tissue infections following water exposure......Page 3973 Skin lesions in the returning traveler......Page 3984 Drug eruptions......Page 3993 Exanthematous (maculopapular) drug eruption......Page 4004 Lichenoid drug eruption (drug-induced lichen planus......Page 4015 Acute generalized exanthematous pustulosis (AGEP)......Page 4027 Drug reaction with eosinophilia and systemic symptoms (DRESS)......Page 4035 Fixed drug eruption......Page 4052 Stevens-Johnson syndrome and toxic epidermal necrolysis......Page 4062 Acneiform eruption secondary to epidermal growth factor receptor (EGFR) and MEK inhibitors......Page 4097 Cutaneous side effects of conventional chemotherapy agents......Page 4111 Hand-foot skin reaction induced by multitargeted tyrosine kinase inhibitors......Page 4133 Cutaneous adverse events of molecularly targeted therapy and other biologic agents used for cancer therapy......Page 4143 Epidemiology, natural history, and diagnosis of actinic keratosis......Page 4157 Treatment of actinic keratosis......Page 4167 Actinic cheilitis......Page 4182 Epidemiology, pathogenesis, and clinical features of basal cell carcinoma......Page 4189 Treatment and prognosis of basal cell carcinoma at low risk of recurrence......Page 4206 Treatment of basal cell carcinomas at high risk for recurrence......Page 4223 Evaluation for locoregional and distant metastases in cutaneous squamous cell and basal cell carcinoma......Page 4233 Systemic treatment of advanced cutaneous squamous and basal cell carcinomas......Page 4242 Nevoid basal cell carcinoma syndrome (Gorlin syndrome)......Page 4252 Cutaneous adnexal tumors......Page 4268 Microcystic adnexal carcinoma......Page 4362 Epidemiology and risk factors for cutaneous squamous cell carcinoma......Page 4372 Cutaneous squamous cell carcinoma (cSCC) Clinical features and diagnosis......Page 4387 Treatment and prognosis of low-risk cutaneous squamous cell carcinoma......Page 4395 Recognition and management of high-risk (aggressive) cutaneous squamous cell carcinoma......Page 4412 Evaluation for locoregional and distant metastases in cutaneous squamous cell and basal cell carcinoma......Page 4431 Systemic treatment of advanced cutaneous squamous and basal cell carcinomas......Page 4440 Keratoacanthoma......Page 4450 Merkel cell (neuroendocrine) carcinoma......Page 4470 Epidemiology and risk factors for skin cancer in solid organ transplant recipients......Page 4501 Prevention and management of skin cancer in solid organ transplant recipients......Page 4513 Sebaceous carcinoma......Page 4530 Atypical fibroxanthoma......Page 4539 Porokeratosis......Page 4547 Overview of cutaneous lupus erythematosus......Page 4563 Initial management of discoid lupus and subacute cutaneous lupus......Page 4614 Management of refractory discoid lupus and subacute cutaneous lupus......Page 4636 Tumid lupus erythematosus......Page 4657 Bullous systemic lupus erythematosus......Page 4687 Cutaneous dermatomyositis in adultsOverview and initial management......Page 4709 Initial treatment of dermatomyositis and polymyositis in adults......Page 4740 Management of refractory cutaneous dermatomyositis in adults......Page 4760 Treatment of recurrent and resistant dermatomyositis and polymyositis in adults......Page 4777 Malignancy in dermatomyositis and polymyositis......Page 4790 Juvenile dermatomyositis and polymyositis Epidemiology, pathogenesis, and clinical manifestations......Page 4799 Juvenile dermatomyositis and polymyositis Diagnosis......Page 4812 Juvenile dermatomyositis and polymyositisTreatment, complications, and prognosis......Page 4830 Clinical manifestations, pathologic features, and diagnosis of Langerhans cell histiocytosis......Page 4848 Treatment of Langerhans cell histiocytosis......Page 4880 Necrobiotic xanthogranuloma......Page 4902 Juvenile xanthogranuloma (JXG)......Page 4922 Pathology and pathogenesis of sarcoidosis......Page 4948 Cutaneous manifestations of sarcoidosis......Page 4968 Clinical manifestations and diagnosis of pulmonary sarcoidosis......Page 5014 Cutaneous sarcoidosisManagement......Page 5054 Pathogenesis of systemic sclerosis (scleroderma)......Page 5080 Risk factors for and possible causes of systemic sclerosis (scleroderma)......Page 5104 Clinical manifestations and diagnosis of systemic sclerosis (scleroderma) in adults......Page 5113 Pretreatment evaluation of adults with systemic sclerosis (scleroderma)......Page 5147 Overview of the treatment and prognosis of systemic sclerosis (scleroderma) in adults......Page 5156 Juvenile systemic sclerosis (scleroderma)Classification, clinical manifestations, and diagnosis......Page 5173 Juvenile systemic sclerosis (scleroderma)Assessment and approaches to treatment......Page 5196 Pathogenesis, clinical manifestations, and diagnosis of morphea (localized scleroderma) in adults......Page 5218 Treatment of morphea (localized scleroderma) in adults......Page 5253 Localized scleroderma in childhood......Page 5263 Scleredema......Page 5306 Scleromyxedema......Page 5327 Nephrogenic systemic fibrosis-nephrogenic fibrosing dermopathy in advanced kidney disease......Page 5355 Evaluation of adults with cutaneous lesions of vasculitis......Page 5382 Overview of cutaneous small vessel vasculitis......Page 5415 Management of adults with idiopathic cutaneous small vessel vasculitis......Page 5422 Urticarial vasculitis......Page 5435 Livedoid vasculopathy......Page 5468 IgA vasculitis (Henoch-Schönlein purpura)Clinical manifestations and diagnosis......Page 5487 IgA vasculitis (Henoch-Schönlein purpura)Management......Page 5511 Erythema induratum (nodular vasculitis)......Page 5520 Erythema elevatum diutinum......Page 5538 Acanthosis nigricans......Page 5560 Anetoderma......Page 5593 Cutaneous polyarteritis nodosa......Page 5611 Cutaneous xanthomas......Page 5630 Erythema annulare centrifugum......Page 5673 Erythema nodosum......Page 5704 Erythromelalgia......Page 5728 Localized lichen myxedematosus......Page 5744 Palisaded neutrophilic and granulomatous dermatitis......Page 5761 Necrobiosis lipoidica......Page 5774 Panniculitis Recognition and diagnosis......Page 5806 Pathogenesis of Raynaud phenomenon......Page 5841 Perforating dermatoses......Page 5852 Pernio (chilblains)......Page 5893 Pigmented purpuric dermatoses (capillaritis)......Page 5911 Calcinosis cutis Etiology and patient evaluation......Page 5957 Calcinosis cutisManagement......Page 5999 Neutrophilic dermatoses......Page 6006 Pyoderma gangrenosum Pathogenesis, clinical features, and diagnosis......Page 6070 Pyoderma gangrenosum Treatment and prognosis......Page 6097 Sweet syndrome......Page 6113 Cutaneous manifestations of amyloidosis......Page 6153 Cutaneous manifestations of graft-versus-host disease (GVHD)......Page 6196 Cutaneous manifestations of internal malignancy......Page 6256 Parapsoriasis (small plaque and large plaque parapsoriasis)......Page 6321 Classification of primary cutaneous lymphomas......Page 6331 Approach to the patient with a diagnosis of atypical lymphocytic infiltrate of the skin......Page 6339 Variants of mycosis fungoides......Page 6347 Primary cutaneous T cell lymphomas, rare subtypes......Page 6361 Clinical manifestations, pathologic features, and diagnosis of peripheral T cell lymphoma, not otherwise specified......Page 6373 Treatment of early stage (IA to IIA) mycosis fungoides......Page 6382 Treatment of advanced stage (IIB to IV) mycosis fungoides......Page 6397 Treatment of Sézary syndrome......Page 6417 Primary cutaneous anaplastic large cell lymphoma......Page 6438 Clinical manifestations, pathologic features, and diagnosis of systemic anaplastic large cell lymphoma......Page 6450 Jessner's lymphocytic infiltrate......Page 6463 Cutaneous B cell pseudolymphomas......Page 6468 Cutaneous T cell pseudolymphomas......Page 6475 Eosinophilic cellulitis (Wells syndrome)......Page 6485 Lymphomatoid papulosis......Page 6495 Primary cutaneous follicle center lymphoma......Page 6513 Primary cutaneous large B cell lymphoma, leg type......Page 6524 Primary cutaneous marginal zone lymphoma......Page 6533 Angiolymphoid hyperplasia with eosinophilia and Kimura disease......Page 6546 Overview of benign lesions of the skin......Page 6557 PruritusEtiology and patient evaluation......Page 6576 Pruritus Overview of management......Page 6592 Oral lesions......Page 6604 Recurrent aphthous stomatitis......Page 6627 Oral lichen planus Pathogenesis, clinical features, and diagnosis......Page 6641 Oral lichen planusManagement and prognosis......Page 6650 Oral leukoplakia......Page 6661 Vulvar dermatitis......Page 6668 Vulvar lichen sclerosus......Page 6682 Extragenital lichen sclerosus......Page 6701 Primary focal hyperhidrosis......Page 6712 Bromhidrosis......Page 6728 Chromhidrosis......Page 6736 Fox-Fordyce disease (apocrine miliaria)......Page 6743 Miliaria......Page 6752 Granular parakeratosis......Page 6761 Granuloma annulare......Page 6769 Granuloma faciale......Page 6786 Dermatoses of pregnancy......Page 6796 Erythema multiformePathogenesis, clinical features, and diagnosis......Page 6811 Erythema multiforme Management......Page 6822 Grover's disease (transient and persistent acantholytic dermatosis)......Page 6832 Hidradenitis suppurativaPathogenesis, clinical features, and diagnosis......Page 6837 Hidradenitis suppurativa Treatment......Page 6850 Surgical management of hidradenitis suppurativa......Page 6869 Keloids and hypertrophic scars......Page 6879 Laser therapy for hypertrophic scars and keloids......Page 6893 Mastocytosis (cutaneous and systemic)Epidemiology, pathogenesis, and clinical manifestations......Page 6907 Mastocytosis (cutaneous and systemic)Evaluation and diagnosis in children......Page 6921 Mastocytosis (cutaneous and systemic)Evaluation and diagnosis in adults......Page 6933 Treatment and prognosis of cutaneous mastocytosis......Page 6951 Systemic mastocytosisDetermining the subtype of disease......Page 6961 Indolent and smoldering systemic mastocytosis Management and prognosis......Page 6972 Advanced systemic mastocytosisManagement and prognosis......Page 6986 Cutaneous manifestations of amyloidosis......Page 7004 Necrobiosis lipoidica......Page 7016 Atrophoderma of Pasini and Pierini......Page 7030 Paronychia......Page 7037 Pernio (chilblains)......Page 7047 Skin picking (excoriation) disorder and related disorders......Page 7056 Skin biopsy techniques......Page 7073 Subcorneal pustular dermatosis......Page 7088 Technique of incision and drainage for skin abscess......Page 7099 Management of ingrown toenails......Page 7116 Office-based dermatologic diagnostic procedures......Page 7130 Intralesional corticosteroid injection......Page 7139 Topical corticosteroidsUse and adverse effects......Page 7146 Pyogenic granuloma (lobular capillary hemangioma)......Page 7158 Acute genital ulceration (Lipschutz ulcer)......Page 7206 Vesicular, pustular, and bullous lesions in the newborn and infant......Page 7224 Aplasia cutis congenita......Page 7298 Approach to the patient with a scalp disorder......Page 7321 Approach to the patient with pustular skin lesions......Page 7410 Atypical exanthems in children......Page 7472 Candida infections in children......Page 7501 Capillary malformations (port wine stains) and associated syndromes......Page 7536 Condylomata acuminata (anogenital warts) in children......Page 7568 Contact dermatitis in children......Page 7587 Cradle cap and seborrheic dermatitis in infants......Page 7615 Cutaneous developmental anomalies in the newborn and infant......Page 7642 Diaper dermatitis......Page 7671 Epidermal nevus and epidermal nevus syndrome......Page 7717 Evaluation of purpura in children......Page 7749 Gianotti-Crosti syndrome (papular acrodermatitis)......Page 7784 IgA vasculitis (Henoch-Schonlein purpura)Clinical manifestations and diagnosis......Page 7811 IgA vasculitis (Henoch-Schonlein purpura)Management......Page 7835 Infantile hemangiomasEpidemiology, pathogenesis, clinical features, and complications......Page 7844 Infantile hemangiomasEvaluation and diagnosis......Page 7873 Infantile hemangiomasManagement......Page 7894 Juvenile dermatomyositis and polymyositisEpidemiology, pathogenesis, and clinical manifestations......Page 7922 Juvenile dermatomyositis and polymyositisDiagnosis......Page 7935 Juvenile dermatomyositis and polymyositisTreatment, complications, and prognosis......Page 7953 Juvenile systemic sclerosis (scleroderma)Classification, clinical manifestations, and diagnosis......Page 7971 Juvenile systemic sclerosis (scleroderma)Assessment and approaches to treatment......Page 7994 Juvenile xanthogranuloma (JXG)......Page 8016 Klippel-Trenaunay syndromeClinical manifestations, diagnosis, and management......Page 8042 Localized scleroderma in childhood......Page 8064 Melanoma in children......Page 8107 Mycoplasma pneumoniae-induced rash and mucositis (MIRM)......Page 8135 Neonatal and infantile erythroderma......Page 8161 Nevus sebaceus and nevus sebaceus syndrome......Page 8204 Overview of vulvovaginal complaints in the prepubertal child......Page 8232 PHACE syndrome......Page 8263 Rapidly involuting congenital hemangioma (RICH) and noninvoluting congenital hemangioma (NICH)......Page 8280 Sclerema neonatorum......Page 8305 Skin lesions in the newborn and infant......Page 8316 Skin nodules in newborns and infants......Page 8353 Sturge-Weber syndrome......Page 8386 Subcutaneous fat necrosis of the newborn......Page 8402 Tufted angioma, kaposiform hemangioendothelioma, and the Kasabach-Merritt phenomenon......Page 8412 Vascular lesions in the newborn......Page 8439 Vasculitis in children Evaluation overview......Page 8473 Venous malformations......Page 8503 Overview of cutaneous photosensitivityPhotobiology, patient evaluation, and photoprotection......Page 8528 Photosensitivity disorders (photodermatoses)Clinical manifestations, diagnosis, and treatment......Page 8537 Polymorphous light eruption......Page 8567 PorphyriasAn overview......Page 8586 Porphyria cutanea tarda and hepatoerythropoietic porphyriaPathogenesis, clinical manifestations, and diagnosis......Page 8613 Porphyria cutanea tarda and hepatoerythropoietic porphyria Management and prognosis......Page 8633 Congenital erythropoietic porphyria......Page 8645 Variegate porphyria......Page 8661 Erythropoietic protoporphyria and X-linked protoporphyria......Page 8681 Hereditary coproporphyria......Page 8702 Pseudoporphyria......Page 8727 Sunburn......Page 8756 Selection of sunscreen and sun-protective measures......Page 8793 Targeted phototherapy......Page 8809 UVB therapy (broadband and narrowband)......Page 8819 UVA1 phototherapy......Page 8837 Psoralen plus ultraviolet A (PUVA) photochemotherapy......Page 8844 The genodermatoses An overview......Page 8866 Epidemiology, pathogenesis, classification, and clinical features of epidermolysis bullosa......Page 8878 Diagnosis of epidermolysis bullosa......Page 8897 Overview of the management of epidermolysis bullosa......Page 8907 Overview and classification of the inherited ichthyoses......Page 8925 Ichthyosis vulgaris......Page 8936 Autosomal recessive congenital ichthyosis......Page 8944 Recessive X-linked ichthyosis......Page 8956 The dyschromatoses......Page 8967 Birt-Hogg-Dube syndrome......Page 8975 Brooke-Spiegler syndrome (CYLD cutaneous syndrome)......Page 8986 Buschke-Ollendorff syndrome......Page 8995 Carney complex......Page 9005 Cutaneous leiomyomatosis......Page 9014 Cutis verticis gyrata......Page 9022 Darier disease......Page 9028 Ectodermal dysplasias......Page 9040 Epidermodysplasia verruciformis......Page 9077 Focal dermal hypoplasia (Goltz syndrome)......Page 9085 Hailey-Hailey disease (benign familial pemphigus)......Page 9092 Hereditary palmoplantar keratodermas......Page 9102 Hermansky-Pudlak syndrome......Page 9121 Hutchinson-Gilford progeria syndrome......Page 9129 Incontinentia pigmenti......Page 9137 Keratinopathic ichthyoses......Page 9147 Kindler syndrome......Page 9155 Lipoid proteinosis......Page 9165 Muir-Torre syndrome......Page 9174 Netherton syndrome......Page 9180 Nevoid basal cell carcinoma syndrome (Gorlin syndrome)......Page 9192 Oculocutaneous albinism......Page 9208 Pachyonychia congenita......Page 9223 Peeling skin syndromes......Page 9232 Piebaldism......Page 9243 Pigmentary mosaicism (hypomelanosis of Ito)......Page 9252 Tumor protein p63-related disorders......Page 9263 Xeroderma pigmentosum......Page 9269 Skin biopsy techniques......Page 9282 Fusiform - elliptical excision - UpToDate.pdf (p.16-24)......Page 9297 Minor dermatologic procedures......Page 9306 Skin surgeryPrevention and treatment of complications......Page 9322 Mohs surgery......Page 9333 Anatomic danger zones in cutaneous surgery of the head and neck......Page 9347 Nail biopsy Indications and techniques......Page 9356 Principles and overview of nail surgery......Page 9363 Nail avulsion and chemical matricectomy......Page 9377 Overview of botulinum toxin for cosmetic indications......Page 9386 Botulinum toxin for cosmetic indications Treatment of specific sites......Page 9401 Injectable soft tissue fillersOverview of clinical use......Page 9413 Injectable soft tissue fillers Permanent agents......Page 9424 Injectable soft tissue fillersTemporary agents......Page 9432 Anatomic danger zones for facial injection of soft tissue fillers......Page 9443 Chemical peels Principles......Page 9453 Chemical peels Procedures and complications......Page 9461 Principles of laser and intense pulsed light for cutaneous lesions......Page 9474 Laser and light therapy for cutaneous hyperpigmentation......Page 9485 Laser and light therapy for cutaneous vascular lesions......Page 9500 Ablative laser resurfacing......Page 9518 Nonablative skin resurfacing......Page 9533 Photodynamic therapy......Page 9548 Laser therapy of lower extremity telangiectasias, reticular veins, and small varicose veins......Page 9562 sclerotherapy techniques for lower extremity veins......Page 9570 Topical skin-lightening agents Complications associated with misuse......Page 9588 Management of acne scars......Page 9595 Photoaging......Page 9613 Postinflammatory hyperpigmentation......Page 9626 Removal of unwanted hair......Page 9638 Striae distensae (stretch marks)......Page 9646 Tattoo removal......Page 9662 What's new in dermatology......Page 9672