Table of Contents
Preface, viii
Acknowledgments, ix
About the Companion Website, xi
Introduction, 1
Chapter 1 Shape on Low Power, 23
Epidermis
Regular acanthosis, 25
Lobular proliferation, 29
Reticulated proliferation, 35
Central pore, 42
Epidermal perforation, 46
Dermis
Circular islands, 49
Cords/tubules and comma shapes, 53
Space with a lining, 59
Papillations, 70
Polypoid (dome-shaped), 77
Square/rectangular, 82
Palisading reactions, 88
Pseudoepitheliomatous hyperplasia above abscesses, 95
Pink ball, (see Chapter 6)
Chapter 2 Gestalt: Rash/inflammatory, 99
Epidermal changes
Parakeratosis, 101
Spongiosis, 104
Papulosquamous (psoriasiform), 108
Interface (vacuolar), 114
Interface (lichenoid), 119
Inflammation: Specific patterns and cell type
Epidermal eosinophils, 125
Perivascular, 129
Band-like dermal/papillary dermal infiltrate, 133
Diffuse/nodular, 139
Subcutaneous, 146
Chapter 3 Cell Type, 153
Melanocytic, 155
Spindle cells, 168
Pleomorphic cells, 186
Epithelioid vs spindle vs pleomorphic cells, 187
Endothelial, 188
Giant, 202
Clear, 212
Chapter 4 Top-Down, 229
Arthropods, 231
Hyperkeratosis/parakeratosis, 237
Upper epidermal change, 244
Acantholysis, 254
Subepidermal space/cleft, 264
Granular “material” in cells, 271
“Busy” dermis, 276
Dermal material, 279
Fat necrosis, 292
Chapter 5 Color – Blue, 295
Blue tumor, 297
Lymphocytes, 307
Mucin and glands or ducts, 315
Mucin, 319
Chapter 6 Color – Pink, 327
Pink ball of spindle cells, 329
Pink material, 332
Pink dermis, 339
Epidermal necrosis, 341
Chapter 7 Miscellaneous, 347
Alopecia, 349
Immunohistochemistry, 354
Index (Pattern), 361
Index (Histological Category), 366
Index (Alphabetical), 369