The atlas that helps you differentiate visually similar diseases Written with the dermatology trainee in mind, Dermatopathology: Diagnosis by First Impression uses more than 800 high resolution color images to introduce a simple and effective way to defuse the confusion caused by dermatopathology slides. Focused on commonly tested entities, and using low- to high-power views, this atlas emphasizes the key differences between visually similar diseases by using appearance as the starting point for diagnosis. The Third Edition provides: 800 high resolution and annotated photographs, now all fully downloadable 'Key Differences' to train the eye on distinctive diagnostic features Disease-based as well as alphabetical indexes 75 new interactive self-assessment questions to perfect your diagnostic skills Brand new algorithms for pattern analysis Dermatopathology: Diagnosis by First Impression, Third Edition, once again provides simple and effective guidance to help you approach dermatopathology and accurate diagnosis of skin disease.

The atlas that helps you differentiate visually similar diseasesWritten with the dermatology trainee in mind, Dermatopathology: Diagnosis by First Impression uses more than 800 high resolution color images to introduce a simple and effective way to defuse the confusion caused by dermatopathology slides. Focused on commonly tested entities, and using low- to high-power views, this atlas emphasizes the key differences between visually similar diseases by using appearance as the starting point for diagnosis.The Third Edition provides:* 800 high resolution and annotated photographs, now all fully downloadable* 'Key Differences' to train the eye on distinctive diagnostic features* Disease-based as well as alphabetical indexes* 75 new interactive self-assessment questions to perfect your diagnostic skills* Brand new algorithms for pattern analysisDermatopathology: Diagnosis by First Impression, Third Edition, once again provides simple and effective guidance to help you approach dermatopathology and accurate diagnosis of skin disease.

Preface, viAcknowledgments, viiAbout the Companion Website, viiiIntroduction, 1Chapter 1 Shape on Low Power, 23EpidermisRegular acanthosis, 25Lobular proliferation, 29Reticulated proliferation, 35Central pore, 42Epidermal perforation, 46DermisCircular islands, 49Cords/tubules and comma shapes, 53Space with a lining, 59Papillations, 70Polypoid (dome-shaped), 77Square/rectangular, 82Palisading reactions, 88Pseudoepitheliomatous hyperplasia above abscesses, 93Pink ball, (see Chapter 6)Chapter 2 Gestalt: Rash/inflammatory, 97Epidermal changesParakeratosis, 99Spongiosis, 102Papulosquamous (psoriasiform), 106Interface (vacuolar), 112Interface (lichenoid), 117Inflammation: Specific patterns and Cell Type Epidermal eosinophils, 123Perivascular, 127Band-like dermal/papillary dermal infiltrate, 131Diffuse/nodular, 137Subcutaneous, 144Chapter 3 Cell Type, 153Melanocytic, 155Spindle cells, 164Endothelial, 178Giant, 192Clear, 202Chapter 4 "Top-Down", 219Hyperkeratosis/parakeratosis, 221Upper epidermal change, 228Acantholysis, 238Subepidermal space/cleft, 248Granular "material" in cells, 255"Busy" dermis, 260Dermal material, 263Fat necrosis, 276Chapter 5 Color - Blue, 279Blue tumor, 281Mucin and glands or ducts, 291Mucin, 295Chapter 6 Color - Pink, 303Pink ball of spindle cells, 305Pink material, 308Pink dermis, 315Epidermal necrosis, 317Index (Pattern), 323Index (Histological Category), 329Index (Alphabetical), 333