Description
Wiley Clinical Atlas Of Canine And Feline Dermatology 2019 Edition by Coyner K.S.
Clinical Atlas of Canine and Feline Dermatology presents more than a thousand high-quality color photographs depicting common dermatologic diseases and conditions, making it easy for clinicians to quickly evaluate and accurately identify clinical dermatologic lesions. Easy-to-use charts of dermatologic diseases provide differential diagnoses and treatments, helping practitioners to quickly find the most common differential diagnoses, perform appropriate diagnostics, and treat their patients._x000D__x000D__x000D_Written by experienced veterinary dermatologists, the book begins with chapters on essential dermatologic diagnostics and identification and interpretation of skin lesions, featuring pictorial illustrations with commentary of the most common causes. Diagnostic algorithms for pruritus and alopecia simplify the workup of these very common presenting symptoms, and easily referenced tables detail the presentation, diagnosis, and management of hundreds of skin diseases. The book also offers a dermatologic formulary including systemic and topical therapies. _x000D__x000D__x000D__x000D__x000D__x000D_Provides more than 1200 images showing the most encountered dermatologic conditions in dogs and cats_x000D__x000D_Includes easy-to-interpret charts of differential diagnoses and treatments_x000D__x000D_Offers diagnostic and treatment algorithms for the most common skin diseases in dogs and cats_x000D__x000D_Presents details of the presentation, diagnosis, and management of hundreds of skin diseases in tables for quick reference_x000D__x000D_Features video clips on a companion website demonstrating dermatologic diagnostic techniques, including skin scrapings and cytology, aspiration of skin masses for cytology, and biopsy _x000D__x000D__x000D__x000D_Offering fast access to practical information for diagnosing and treating dermatologic disease in small animal practice, Clinical Atlas of Canine and Feline Dermatology is an essential book for any small animal practitioner or veterinary student._x000D_ Table of contents :- List of contributors xvPreface xviiAcknowledgments xixAbout the companion website xxi1 Dermatology diagnostics 11.1 Skin scrapings 11.2 Cytology - Skin and ear 41.3 Cytology - Mass aspirates 61.4 Trichograms 81.5 Dermatophyte culture technique 151.6 Wood's lamp examination 151.7 Dermatophyte culture medium selection and incubation 161.8 Identification of dermatophytes 161.9 Dermatophyte PCR 181.10 Bacterial culture 191.11 Skin biopsies 191.12 Allergy testing 222 Dermatology lesions and differential diagnoses 232.1 Primary lesions 232.1.1 Macule/Patch 232.1.2 Papule/pustule 232.1.3 Plaque 262.1.4 Vesicle/bulla 272.1.5 Wheal 282.1.6 Nodule 292.1.7 Cyst 302.2 Primary or secondary lesions 312.2.1 Alopecia 312.2.2 Scale 342.2.3 Crust 352.2.4 Follicular cast 362.2.5 Comedo (Comedones) 362.2.6 Pigment change 372.3 Secondary lesions 402.3.1 Epidermal collarette 402.3.2 Scar 402.3.3 Excoriation 412.3.4 Erosion 422.3.5 Ulcer 422.3.6 Lichenification 432.3.7 Callus 442.3.8 Fissure 443 Lesion location and differentials 473.1 Face 473.1.1 Nasal planum 473.1.2 Lips/Eyelids 473.1.3 Muzzle 493.2 Ears 563.2.1 Pinnal margin 563.2.2 Pinna 573.2.3 Outer ear canal 573.3 Paws 603.3.1 Interdigital 603.3.2 Palmar metacarpal/plantar metatarsal 633.3.3 Paw pad 633.3.4 Nailbed 653.4 Claws 663.5 Perianal/perivulvar 673.6 Tail 683.7 Pressure points (elbows/hocks) 693.8 Trunk (dorsal and/or lateral) 703.9 Inguinal/axillary 783.10 Oral cavity 814 Causes and workup for pruritus in dogs and cats 85Algorithm 4.1 Pruritic dog - Causes/Workup 86Algorithm 4.2 Pruritic cats - Causes/Workup 875 Causes and workup for alopecia in dogs and cats 89Algorithm 5.1 Canine non?inflammatory truncal alopecia - Causes/Workup 90Algorithm 5.2 Canine multifocal alopecia - Causes/Workup 91Algorithm 5.3 Feline alopecia - Causes/Workup 926 Breed?related dermatoses 93Table 6.1 Canine breed?related dermatoses 93Table 6.2 Feline breed?related dermatoses 1077 Parasitic skin diseases 111Table 7.1 Canine and feline ectoparasites 112Demodex 112Sarcoptes 113Notoedres 114Otodectes 114Cat fur mite 114Cheyletiella 114Lice 115Chiggers 115Hookworm Dermatitis 115Cuterebra 115Myiasis 115Fly bite dermatitis 116Pelodera dermatitis 116Dracunculiasis 116Spider bite 116Fleas 117Ticks 117Table 7.2 Flea control product options 130Table 7.3 Tick control product options 1308 Bacterial, fungal, oomycete, and algal infections 133Table 8.1 Superficial bacterial skin infections 133Impetigo 133Pyotraumatic dermatitis 133Intertrigo 133Mucocutaneous pyoderma 133Bacterial overgrowth syndrome 134Bacterial folliculitis 134Algorithm 8.1 Approach to chronic recurrent bacterial pyoderma 143Table 8.2 Deep bacterial skin infections 144Bacterial furunculosis 144Canine acne 144Callus furunculosis 144Acral lick dermatitis 144Pedal folliculitis/furunculosis 145Post?grooming furunculosis 145Table 8.3 Meticillin resistance 150Table 8.4 Underlying causes for recurrent pyoderma 152Table 8.5 Commonly used antibiotics for canine pyoderma 152Table 8.6 Topical antibacterial products 153Table 8.7 Subcutaneous bacterial infections 154Subcutaneous abscess 154Botryomycosis 155Cellulitis 155Necrotizing fasciitis 155Actinomycosis 155Nocardiosis 156Plague 156L?form infection 156Table 8.8 Mycobacterial infections 159Non?tuberculous mycobacteria 159Feline leprosy 160Canine leproid granuloma 160Obligate mycobacterial infections/tuberculosis 161Table 8.9 Yeast infections 164Malassezia 164Candida 165Table 8.10 Dermatophytosis 170Table 8.11 Environmental decontamination in dermatophytosis 180Algorithm 8.2 Treatment of generalized dermatophytosis 181Table 8.12 Deep fungal, oomycete, and algal infections 182Blastomycosis 182Cryptococcosis 182Histoplasmosis 183Coccidioidomycosis 184Sporotrichosis 184Phaeohyphomycosis 185Pythiosis 185Lagenidiosis 186Zygomycosis 187Protothecosis 1879 Viral, rickettsial, and protozoal dermatologic diseases 199Table 9.1 Viral dermatologic diseases 200Feline herpesvirus dermatitis 200Feline calicivirus dermatitis 201Viral papillomas - Dogs/Cats 201Cowpox virus 203Feline infectious peritonitis (FIP) 203Canine distemper 203Table 9.2 Rickettsial diseases 208Rocky Mountain Spotted Fever 208Ehrlichiosis 208Table 9.3 Protozoal diseases 210Leishmaniosis 210Toxoplasmosis 21110 Allergic skin diseases in dogs and cats 215Table 10.1 Hypersensitivity disorders and treatment of allergic skin diseases 216Algorithm 10.1 Canine atopic dermatitis treatment 231Table 10.2 Allergy treatment toolkit 232Table 10.3 Allergy testing: Intradermal and serologic methods 235Table 10.4 Considerations in allergen formulation 236Table 10.5 Protocols for allergen specific immunotherapy (ASIT) 237Table 10.6 Performing an adequate diagnostic hypoallergenic diet trial 239Table 10.7 Feline manifestations of cutaneous allergy 244Table 10.8 Eosinophilic granuloma complex 24811 Autoimmune and immune?mediated dermatologic disorders 255Table 11.1 Autoimmune and immune?mediated dermatologic disorders 256Discoid lupus erythematosus 256Pemphigus foliaceus 256Pemphigus vulgaris 256Vesicular cutaneous lupus erythematosus 257Mucocutaneous lupus erythematosus 257Alopecia areata 257Uveodermatologic syndrome 257Autoimmune subepidermal blistering diseases 258Vasculitis 259Post?vaccination injection site alopecia 259Drug eruption 260Erythema multiforme 260Toxic epidermal necrolysis 261Sterile panniculitis 261Sterile granuloma/pyogranuloma 261Juvenile cellulitis 262Plasma cell pododermatitis 262Pseudopelade 262Symmetric lupoid onychitis 263Nasal arteritis 263Metacarpal/metatarsal fistulas 264Canine sterile neutrophilic dermatitis (Sweet's?like syndrome) 264Canine acute eosinophilic dermatitis with edema (Well's?like syndrome) 264Superficial suppurative necrolytic dermatitis 265Systemic lupus erythematosus 265Algorithm 11.1 Treatment of canine pemphigus foliaceus 269Algorithm 11.2 Treatment of feline pemphigus foliaceus 270Table 11.2 Typical glucocorticoid doses for treatment of autoimmune and immune?mediated disorders 286Table 11.3 Non?steroidal immunosuppressant or immunomodulatory drugs as adjunctive or primary treatments of autoimmune/immune?mediated diseases 28712 Endocrine skin diseases 291Table 12.1 Canine endocrine skin diseases 292Hypothyroidism 292Spontaneous hyperadrenocorticism (HAC, Cushing's disease) 292Iatrogenic hypercortisolemia 293Atypical Cushing's disease (ACD) 293Food?induced Cushing's disease 293Topical corticosteroid application 293Pituitary dwarfism 293Calcinosis cutis 294Exogenous estrogen?related alopecia 294Spontaneous hyperestrogenism 294Spontaneous hyperandrogenism 295Tail gland hyperplasia 295Table 12.2 Trilostane treatment and monitoring 303Table 12.3 Endocrine skin diseases of cats 304Hyperthyroidism 304Hypothyroidism 304Hyper adrenocorticism (HAC) 304Feline acquired skin fragility 305Diabetes mellitus (DM) 305Acromegaly 30513 Non?endocrine alopecia 309Table 13.1 Non?endocrine alopecia of dogs 310Localized Alopecia 310Post?clipping alopecia 310Traction alopecia 310Congenital follicular/ectodermal dysplasia 310Regional to Multifocal Alopecia 310Color dilution alopecia 310Black hair follicular dysplasia 310Non?color, breed?related follicular dysplasia 310Cyclic flank alopecia 311Pattern alopecia 311Follicular lipidosis 311Generalized Alopecia 311Alopecia X 311Anagen/telogen effluvium 312Non?color breed?related follicular dysplasia 312Table 13.2 Non?endocrine alopecia of cats 318Congenital hypotrichosis 318Hair shaft disorder of Abyssinian cats 318Pili torti 318Feline preauricular "alopecia" 318Feline pinnal alopecia 318Feline psychogenic alopecia 318Mural folliculitis 319Mucinotic mural folliculitis 319Pseudopelade 319Trichorrhexis nodosa 319Feline paraneoplastic alopecia 31914 Diagnosis and treatment of acute and chronic otitis 32314.1 Approach to otitis 32314.2 Otoscopic examination 32314.3 Choice of otic medications 323Algorithm 14.1 Diagnostic and treatment steps for acute otitis externa 32414.4 Indications for systemic steroid/antibiotic therapy in otitis treatment 32614.5 Choice of otic cleanser/flushes 326Algorithm 14.2 Diagnostic and treatment steps for chronic otitis 32714.6 Educate owners on how to correctly use ear flushes 32814.7 Diagnosis and treatment of otitis media 33014.8 When to refer for surgery 33314.9 Ototoxicity 333Table 14.1 Ototoxic agents 33615 Metabolic/nutritional/keratinization dermatologic disorders 345Table 15.1 Keratinization, metabolic, and nutritional disorders 346Seborrhea (secondary) 346Vitamin A responsive dermatosis 346Sebaceous adenitis 346Schnauzer comedo syndrome 347Nasodigital hyperkeratosis 348Callus 348Xeromycteria 349Ear margin dermatosis 349Canine acne 349Feline acne 350Zinc responsive dermatosis 350Necrolytic migratory erythema 351Exfoliative dermatitis associated with thymoma 351Xanthomas 352Split paw pad disease 35216 Congenital/hereditary dermatologic disorders 363Table 16.1 Congenital/hereditary dermatologic disorders 364Primary seborrhea 364Idiopathic facial dermatitis of Persian and Himalayan cats 364Ichthyosis 365Nasal parakeratosis of Labrador Retrievers 365Dermatomyositis 365Congenital alopecia 366Cutaneous asthenia (Ehlers Danlos) 366Mucinosis 366Urticaria pigmentosa 367Ulcerative nasal dermatitis of Bengal cats 367Dermoid sinus 367Acrodermatitis 367Acral mutilation syndrome 368Congenital keratoconjunctivitis sicca (KCS) and ichthyosiform dermatosis in the Cavalier King Charles Spaniel (CKCS) 368Exfoliative cutaneous lupus erythematous 368Epidermolysis bullosa 36817 Pigmentary dermatologic disorders 375Table 17.1 Pigmentary dermatologic disorders 376Lentigo 376Acquired hormone?associated 376Acquired post?inflammatory hyperpigmentation 376Vitiligo 377Nasal hypopigmentation "snow nose" 377Nasal hypopigmentation "Dudley nose" 377Acquired aurotrichia 377"Dalmatian bronzing" syndrome 37718 Environmental skin disorders 385Table 18.1 Environmental skin disorders 386Solar dermatitis 386Burns 387Radiant heat dermatitis 389Frostbite 389Irritant contact dermatitis (ICD) 389Grass awns/burs 390Post traumatic alopecia 390Hygroma 391Pressure sore 39119 Skin tumors 401Table 19.1 Benign and malignant skin tumors in dogs and cats 402Squamous cell carcinoma (SCC) 402Bowenoid in situ carcinoma 402Basal cell carcinoma 403Sebaceous gland tumors 403Follicular tumors 404Dilated pore of Winer 405Follicular cyst 405Cutaneous horn 405Apocrine gland tumors 406Feline ceruminous (apocrine) cystomatosis 407Perianal gland tumors 407Apocrine gland tumors of anal sac origin 407Lipoma 408Infiltrative lipomas 408Liposarcoma 408Mast cell tumor 409Fibroma 409Dermatofibroma 409Nodular dermatofibrosis 410Acrochordon 410Mammary tumors 410Hemangioma 411Hemangiosarcoma 412Cutaneous progressive angiomatosis 412Hemangiopericytoma 413Lymphangioma 413Lymphangiosarcoma 413Fibrosarcoma 413Cutaneous epitheliotropic lymphoma 414Cutaneous non?epitheliotropic lymphoma 415Feline cutaneous lymphocytosis 415Plasmacytoma 415Melanocytoma 416Malignant melanoma 416Canine cutaneous histiocytoma 417Canine reactive cutaneous histiocytosis 417Canine systemic histiocytosis 417Feline progressive histiocytosis 417Canine cutaneous langerhans cell histiocytosis 418Collagenous hamartoma 418Calcinosis circumscripta 418Transmissible venereal tumor 419Feline lung?digit syndrome 41920 Dermatology formulary 453Table 20.1 Systemic antibiotics 454Table 20.2 Systemic antifungals 458Table 20.3 Systemic antiviral/antiprotozoal medications 459Table 20.4 Antihistamines 459Table 20.5 Systemic glucocorticoids 461Table 20.6 Non?steroidal immunomodulating and immunosuppressive drugs 463Table 20.7 Behavior modifying medications/analgesics 467Table 20.8 Systemic antiparasitic drugs 468Table 20.9 Topical antiparasitics 470Table 20.10 Nutritional supplements/vitamins/retinoids 471Table 20.11 Non?glucocorticoid hormones 472Table 20.12 Topical non?steroidal antipruritic therapies 474Table 20.13 Topical glucocorticoids 475Table 20.14 Topical antimicrobials/otics 475Table 20.15 Topical antiseborrheics 477Table 20.16 Topical immunomodulators and retinoids 477Index 479show more