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  • Eye Disorders
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  • Abdominal Pain, Acute
  • Abdominal pain, Chronic
  • Alopecia
  • Amenorrhea
  • Amnesia
  • Anosmia
  • Bleeding, Excessive
  • Breast Lumps
  • Chest Pain
  • Constipation in Adults
  • Constipation in Children
  • Cough in Adults
  • Cough in Children
  • Crying
  • Diarrhea in Adults
  • Diarrhea in Children
  • Diplopia
  • Dizziness
  • Dry Mouth
  • Dysmenorrhea
  • Dyspepsia
  • Dysphagia
  • Dyspnea
  • Dysuria
  • Earache
  • Ear Discharge
  • Edema
  • Edema During Late Pregnancy
  • Epistaxis
  • Erectile dysfunction
  • Eyelid Swelling
  • Eye Pain
  • Fever
  • Fever, Acute, in Adults
  • Fever, Chronic (FUO)
  • Fever in Infants and Children
  • Floaters
  • Gas
  • Gastrointestinal Bleeding
  • Halitosis
  • Headache
  • Hearing Loss
  • Hearing Loss: Sudden Deafness
  • Hematospermia
  • Hematuria
  • Hemoptysis
  • Hiccups
  • Hirsutism
  • Insomnia and Excessive Daytime Sleepiness
  • Itching
  • Itching, Anal
  • Jaundice in Adults
  • Jaundice in Neonates
  • Joint Pain, Monarticular
  • Joint Pain, Polyarticular
  • Knee pain
  • Lump in Throat
  • Nasal Congestion and Rhinorrhea
  • Nausea and Vomiting During Early pPregnancy
  • Nausea and Vomiting in Adults
  • Nausea and Vomiting in Infants and Children
  • Neck and Back Pain
  • Neck Mass
  • Nipple Discharge
  • Orthostatis Hypotension
  • Pain
  • Pain, Chronic
  • Palpitations
  • Pelvic Pain
  • Pelvic Pain During Early Pregnancy
  • Polyuria
  • Priapism
  • Red Eye
  • Scrotal Pain
  • Sore Throat
  • Stomatitis
  • Stridor
  • Syncope
  • Tearing
  • Tinnitus
  • Toothache
  • Tremor
  • Urinary Frequency
  • Urinary Incontinence in Adults
  • Urinary Incontinence in Children
  • Urinary Retention
  • Urticaria
  • Vaginal Bleeding
  • Vaginal Bleeding During Early Pregnancy
  • Vaginal Bleeding During Late Pregnancy
  • Vaginal Itching and Discharge
  • Vision, Blurred
  • Vision Loss, Acute
  • Weakness, Generalized
  • Wheezing
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Sections in Health Care Professionals
  • Cardiovascular Disorders
  • Clinical Pharmacology
  • Critical Care Medicine
  • Dental Disorders
  • Dermatologic Disorders
  • Ear, Nose, and Throat Disorders
  • Endocrine and Metabolic Disorders
  • Eye Disorders
  • Gastrointestinal Disorders
  • Genitourinary Disorders
  • Geriatrics
  • Gynecology and Obstetrics
  • Hematology and Oncology
  • Hepatic and Biliary Disorders
  • Immunology; Allergic Disorders
  • Infectious Diseases
  • Injuries; Poisoning
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  • Dermatologic Disorders
 
Dermatologic Disorders
Approach to the Dermatologic Patient
Evaluation of the Dermatologic Patient
expand / collapseDescription of Skin Lesions
Lesion Type (Primary Morphology)
Lesion Configuration (Secondary Morphology)
Texture
Location and Distribution
Color
Other Clinical Signs
expand / collapseDiagnostic Tests for Skin Disorders
Biopsy
Scrapings
Wood light
Tzanck testing
Diascopy
expand / collapse Itching
expand / collapsePathophysiology
Mediators
Mechanisms
expand / collapseEtiology
Skin disorders
Systemic disorders
Drugs
expand / collapseEvaluation
History
Physical examination
Red flags
Interpretation of findings
Testing
expand / collapseTreatment
Skin care
Topical drugs
Systemic drugs
Geriatrics Essentials
Key Points
expand / collapse Urticaria
Pathophysiology
Etiology
expand / collapseEvaluation
History
Physical examination
Red flags
Interpretation of findings
Testing
expand / collapseTreatment
Drugs
Angioedema
Geriatrics Essentials
Key Points
expand / collapse Skin Manifestations of Internal Disease
Internal cancer
Endocrinopathies
GI disorders
Principles of Topical Dermatologic Therapy
expand / collapsePrinciples of Topical Dermatologic Therapy
expand / collapseVehicles
Powders
Liquids
Combination vehicles
expand / collapseDressings
Nonocclusive dressings
Occlusive dressings
expand / collapseCategories and Indications
Cleansing agents
Moisturizing agents
Drying agents
Anti-inflammatory agents
Antimicrobials
Keratolytics
Astringents
Antipruritics
Acne and Related Disorders
expand / collapse Acne Vulgaris
Pathophysiology
Etiology
Symptoms and Signs
Diagnosis
Prognosis
expand / collapse Treatment
Mild acne
Moderate acne
Severe acne
Other forms of acne
Scarring
Key Points
Perioral Dermatitis
expand / collapse Rosacea
Etiology
Symptoms and Signs
Diagnosis
Treatment
Key Points
Bullous Diseases
Introduction
expand / collapse Bullous Pemphigoid
Symptoms and Signs
Diagnosis
Prognosis
Treatment
expand / collapse Dermatitis Herpetiformis
Symptoms and Signs
Diagnosis
Treatment
Epidermolysis Bullosa Acquisita
Linear Immunoglobulin A Disease
expand / collapse Pemphigus Vulgaris
Symptoms and Signs
Diagnosis
Prognosis
Treatment
Pemphigus Foliaceus
Cornification Disorders
expand / collapse Calluses and Corns
Symptoms and Signs
Diagnosis
Treatment
Key Points
expand / collapse Ichthyosis
Inherited ichthyoses
Acquired ichthyosis
expand / collapseTreatment
Moisturization and keratolytics
Infection prophylaxis
Key Points
Xeroderma
Keratosis Pilaris
Dermatitis
Definition of Dermatitis
expand / collapse Atopic Dermatitis
Etiology
Pathophysiology
expand / collapseSymptoms and Signs
Complications
Diagnosis
Prognosis
expand / collapseTreatment
Supportive care
Avoidance of precipitating factors
Corticosteroids
Other therapies
Key Points
expand / collapse Contact Dermatitis
expand / collapsePathophysiology
Irritant contact dermatitis (ICD)
Allergic contact dermatitis (ACD)
expand / collapseSymptoms and Signs
ICD
ACD
Diagnosis
Prognosis
Treatment
Key Points
expand / collapse Exfoliative Dermatitis
Symptoms and Signs
Diagnosis
Treatment
expand / collapse Hand and Foot Dermatitis
Dyshidrotic eczema (dyshidrotic dermatitis)
Keratolysis exfoliativa
Hyperkeratotic eczema
Id reaction
Housewives' eczema
Hand-foot syndrome
expand / collapse Lichen Simplex Chronicus
Etiology
Pathophysiology
Symptoms and Signs
Diagnosis
Treatment
expand / collapse Nummular Dermatitis
Symptoms and Signs
Diagnosis
Treatment
expand / collapse Seborrheic Dermatitis
Symptoms and Signs
Diagnosis
expand / collapseTreatment
Adults
Infants and children
Key Points
expand / collapse Stasis Dermatitis
Symptoms and Signs
Diagnosis
Treatment
Key Points
Reactions to Sunlight
expand / collapseOverview of Effects of Sunlight
Ultraviolet (UV) radiation
Pathophysiology
expand / collapsePrevention
Avoidance
Clothing
Sunscreens
expand / collapseChronic Effects of Sunlight
Aging
Actinic keratoses
Skin cancers ()
expand / collapseTreatment
Actinic keratoses
expand / collapse Photosensitivity
Solar urticaria
Chemical photosensitivity
Polymorphous light eruption
expand / collapse Sunburn
Symptoms and Signs
Treatment
Prevention
Psoriasis and Scaling Diseases
Introduction
expand / collapse Psoriasis
Etiology
Symptoms and Signs
Diagnosis
expand / collapseTreatment
Topical treatments
Systemic treatments
Phototherapy
Choice of therapy
Key Points
Parapsoriasis
expand / collapse Pityriasis Rosea
Symptoms and Signs
Diagnosis
Treatment
Key Points
Pityriasis Rubra Pilaris
Pityriasis Lichenoides
expand / collapse Lichen Planus
Etiology
Symptoms and Signs
Diagnosis
Prognosis
expand / collapseTreatment
Local treatments
Systemic treatments and phototherapy
Oral lichen planus
Key Points
expand / collapse Lichen Sclerosus
Treatment
Hypersensitivity and Inflammatory Disorders
Introduction
expand / collapse Acute Febrile Neutrophilic Dermatosis
Etiology
Symptoms and Signs
Diagnosis
Treatment
expand / collapse Drug Eruptions and Reactions
Symptoms and Signs
Diagnosis
Treatment
expand / collapse Erythema Multiforme
Etiology
Symptoms and Signs
Diagnosis
Treatment
expand / collapse Panniculitis
Etiology
Symptoms and Signs
Diagnosis
Treatment
expand / collapse Erythema Nodosum
Etiology
Symptoms and Signs
Diagnosis
Treatment
expand / collapse Granuloma Annulare
Etiology
Symptoms and Signs
Diagnosis
Treatment
expand / collapse Pyoderma Gangrenosum
Etiology
Pathophysiology
Symptoms and Signs
Diagnosis
Treatment
expand / collapse Stevens-Johnson Syndrome (SJS) and Toxic Epidermal Necrolysis (TEN)
Etiology
Pathophysiology
Symptoms and Signs
Diagnosis
Prognosis
Treatment
Sweating Disorders
Introduction
Bromhidrosis
expand / collapse Hyperhidrosis
expand / collapseEtiology
Focal sweating
Generalized sweating
Symptoms and Signs
Diagnosis
Treatment
Key Points
Hypohidrosis
Miliaria
Bacterial Skin Infections
Overview of Bacterial Skin Infections
expand / collapse Cellulitis
Etiology
Symptoms and Signs
Diagnosis
Prognosis
Treatment
expand / collapse Erysipelas
Diagnosis
Treatment
expand / collapse Cutaneous Abscess
Symptoms and Signs
Diagnosis
Treatment
expand / collapse Folliculitis
Treatment
expand / collapse Furuncles and Carbuncles
Diagnosis
Treatment
Erythrasma
expand / collapse Hidradenitis Suppurativa
Diagnosis
Treatment
expand / collapse Impetigo and Ecthyma
Symptoms and Signs
Diagnosis
Treatment
expand / collapse Lymphadenitis
Symptoms and Signs
Diagnosis
Treatment
Lymphangitis
expand / collapse Necrotizing Subcutaneous Infection
Etiology
Pathophysiology
Symptoms and Signs
Diagnosis
Prognosis
Treatment
expand / collapse Staphylococcal Scalded Skin Syndrome
Symptoms and Signs
expand / collapseDiagnosis
Differential diagnosis
Treatment
Fungal Skin Infections
expand / collapse Candidiasis (Mucocutaneous)
Etiology
Symptoms and Signs
Diagnosis
Treatment
Key Points
expand / collapse Overview of Dermatophytoses
Symptoms and Signs
Diagnosis
Treatment
Tinea Barbae
expand / collapse Tinea Capitis
Kerion
Diagnosis
Treatment
Key Points
expand / collapse Tinea Corporis
Diagnosis
Treatment
expand / collapse Tinea Cruris
Diagnosis
Treatment
expand / collapse Tinea Pedis
Diagnosis
Treatment
Dermatophytid Reaction
Intertrigo
expand / collapse Tinea Versicolor
Symptoms and Signs
Diagnosis
Treatment
Key Points
Parasitic Skin Infections
Introduction
Cutaneous Larva Migrans
expand / collapse Cutaneous Myiasis
Furuncular myiasis
Wound myiasis
Migratory myiasis
Delusional Parasitosis
expand / collapse Lice
Head lice
Body lice
Pubic lice
Key Points
expand / collapse Scabies
Etiology
expand / collapseSymptoms and Signs
Classic scabies
Other forms
Diagnosis
Treatment
Key Points
Viral Skin Diseases
Introduction
expand / collapse Molluscum Contagiosum
Symptoms and Signs
Diagnosis
Treatment
Key Points
expand / collapse Warts
Etiology
expand / collapseSymptoms and Signs
Common warts
Filiform warts
Flat warts
Palmar and plantar warts
Mosaic warts
Periungual warts
Genital warts
Diagnosis
Prognosis
expand / collapseTreatment
Common warts
Filiform warts
Flat warts
Plantar warts
Periungual warts
Recalcitrant warts
Key Points
expand / collapse Zoonotic Diseases
Contagious ecthyma
Milker's nodules
Pigmentation Disorders
Overview of Pigmentation Disorders
expand / collapse Albinism
Pathophysiology
Symptoms and Signs
Diagnosis
Treatment
Key Points
expand / collapse Vitiligo
Etiology
Symptoms and Signs
Diagnosis
Treatment
Key Points
expand / collapse Hyperpigmentation
Melasma (chloasma)
Lentigines
Drug-induced hyperpigmentation
Key Points
Hair Disorders
Introduction
expand / collapse Alopecia
expand / collapsePathophysiology
Growth cycle
Classification
Etiology
expand / collapseEvaluation
History
Physical examination
Red flags
Interpretation of findings
Testing
expand / collapseTreatment
Androgenetic alopecia
Hair loss due to other causes
Key Points
expand / collapse Alopecia Areata
Diagnosis
Treatment
expand / collapse Hirsutism
Pathophysiology
expand / collapseEtiology
Androgen excess
No androgen excess
expand / collapseEvaluation
History
Physical examination
Red flags
Interpretation of findings
Testing
Imaging
expand / collapseTreatment
Hair removal
Hormonal treatment
Key Points
expand / collapse Pseudofolliculitis Barbae
Treatment
Nail Disorders
Overview of Nail Disorders
expand / collapse Nail Deformities
Congenital deformities
Deformities associated with systemic problems
Deformities associated with dermatologic conditions
Discoloration
Melanonychia striata
Onychogryphosis
Onycholysis
Onychotillomania
Pincer nail deformity
Subungual hematoma and nail bed trauma
Trachyonychia
Tumors
expand / collapse Onychomycosis
Symptoms and Signs
Diagnosis
Treatment
expand / collapse Paronychia
Symptoms and Signs
Diagnosis
Treatment
expand / collapseChronic Paronychia
Treatment
expand / collapse Ingrown Toenail
Symptoms and Signs
Diagnosis
Treatment
Pressure Ulcers
expand / collapsePressure Ulcers
Etiology
Pathophysiology
expand / collapseSymptoms and Signs
Staging systems
Complications
Diagnosis
Prognosis
expand / collapseTreatment
Pressure reduction
Direct ulcer care
Management of pain
Control of infection
Assessment of nutritional needs
Adjunctive therapy
Surgery
Prevention
Key Points
Benign Skin Tumors
Introduction
Dermatofibroma
expand / collapse Epidermal Cysts
Treatment
expand / collapse Keloids
Treatment
Keratoacanthoma
expand / collapse Lipomas
Diagnosis
Treatment
expand / collapse Moles
Diagnosis
Treatment
expand / collapse Atypical Moles
Symptoms and Signs
Diagnosis
Treatment
Prevention
Seborrheic Keratoses
Skin Tags
expand / collapse Vascular Lesions of the Skin
expand / collapse Infantile Hemangioma
Symptoms and Signs
Diagnosis
Treatment
Nevus Flammeus and Port-Wine Stain
Nevus Araneus
Pyogenic Granuloma
Lymphatic Malformations
Cancers of the Skin
expand / collapseOverview of Skin Cancer
Screening
Prevention
expand / collapse Basal Cell Carcinoma
Symptoms and Signs
Diagnosis
Treatment
Bowen's Disease
expand / collapse Squamous Cell Carcinoma
Diagnosis
Prognosis
Treatment
expand / collapse Melanoma
Etiology
expand / collapseClassification
Lentigo maligna melanoma
Superficial spreading melanoma
Nodular melanoma
Acral-lentiginous melanoma
expand / collapseDiagnosis
Staging
Prognosis
expand / collapseTreatment
Metastatic disease
expand / collapse Kaposi's Sarcoma
expand / collapseClassification
Classic KS
AIDS-associated (epidemic) KS
Endemic KS
Iatrogenic (immunosuppressive) KS
Symptoms and Signs
Diagnosis
Treatment
expand / collapse Paget's Disease of the Nipple
Diagnosis
Treatment
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