Dermatology DDX Deck

TOPICAL THERAPY 1. Basic principles of treatment 2. Topical corticosteroids

ECZEMA 3. Acute eczematous inflammation 4. Rhus dermatitis (poison ivy, poison oak, poison sumac) 5. Subacute eczematous inflammation 6. Chronic eczematous inflammation 7. Lichen simplex chronicus 8. Hand eczema 9. Asteatotic eczema 10. Chapped, fissured feet 11. Allergic contact dermatitis 12. Irritant contact dermatitis 13. Fingertip eczema 14. Keratolysis exfoliativa 15. Nummular eczema 16. Pompholyx 17. Prurigo nodularis 18. Stasis dermatitis 19. Venous leg ulcers 20. Atopic dermatitis 21. Autosomal dominant ichthyosis vulgaris 22. Keratosis pilaris 23. Pityriasis alba

URTICARIA 24. Acute urticaria 25. Chronic urticaria 26. Physical urticaria 27. Angioedema 28. Mastocytosis (urticaria pigmentosa) 29. Pruritic urticarial papules and plaques of pregnancy

ACNE, ROSACEA, AND RELATED DISORDERS 30. Comedone acne 31. Pustular acne 32. Cystic acne 33. Perioral dermatitis 34. Rosacea (acne rosacea) 35. Hidradenitis suppurativa

PSORIASIS AND OTHER PAPULOSQUAMOUS DISEASES 36. Psoriasis: hands and feet 37. Psoriasis: lesions 38. Psoriasis: nails 39. Psoriasis: special forms 40. Seborrheic dermatitis 41. Grover disease (transient acantholytic dermatosis) 42. Pityriasis rosea 43. Lichen planus 44. Lichen sclerosus 45. Pityriasis lichenoides et varioliformis acuta (Mucha-Habermann disease)

BACTERIAL INFECTIONS 46. Impetigo 47. Cellulitis 48. Folliculitis 49. Pseudofolliculitis barbae 50. Furuncles and carbuncles 51. Pseudomonas folliculitis 52. Otitis externa

SEXUALLY TRANSMITTED INFECTIONS 53. Syphilis 54. Chancroid 55. Genital warts 56. Genital herpes simplex 57. Pubic lice 58. Molluscum contagiosum

VIRAL INFECTIONS 59. Warts (verruca vulgaris) 60. Flat warts 61. Plantar warts 62. Molluscum contagiosum 63. Herpes simplex (cold sores, fever blisters) 64. Varicella (chicken pox) 65. Herpes zoster (shingles) 66. Hand, foot, and mouth disease

FUNGAL INFECTIONS 67. Candidiasis (moniliasis) 68. Candidal balanitis 69. Candidiasis (diaper dermatitis) 70. Candidiasis of large skin folds (candidal intertrigo) 71. Tinea versicolor 72. Tinea of the nails 73. Angular cheilitis 74. Cutaneous fungal infections (tinea) 75. Tinea of the foot 76. Tinea of the groin 77. Tinea of the body 78. Tinea of the hand 79. Tinea incognito 80. Tinea of the scalp 81. Tinea of the beard

EXANTHEMS AND DRUG REACTIONS 82. Non-specific viral rash 83. Erythema infectiosum 84. Cutaneous drug eruptions

HYPERSENSITIVITY SYNDROMES AND VASCULITIS 85. Erythema multiforme 86. Stevens-Johnson syndrome 87. Erythema nodosum 88. Cutaneous small vessel vasculitis (hypersensitivity vasculitis) 89. Henoch-Schönlein purpura 90. Schamberg disease (Schamberg purpura) 91. Sweet syndrome

INFESTATIONS AND BITES 92. Scabies 93. Head lice (pediculosis) 94. Bee and wasp stings 95. Lyme disease 96. Rocky Mountain spotted fever 97. Flea bites 98. Cutaneous larva migrans

VESICULAR AND BULLOUS DISEASES 99. Dermatitis herpetiformis 100. Pemphigus vulgaris 101. Pemphigus foliaceus 102. Bullous pemphigoid

CONNECTIVE TISSUE DISEASES 103. Chronic cutaneous lupus 104. Acute cutaneous lupus erythematosus 105. Dermatomyositis 106. Scleroderma 107. Morphea

LIGHT-RELATED DISEASES AND DISORDERS OF PIGMENTATION 108. Sun-damaged skin, photoaging 109. Polymorphous light eruption 110. Porphyria cutanea tarda 111. Vitiligo 112. Idiopathic guttate hypomelanosis 113. Lentigo, juvenile lentigo, solar lentigo 114. Melasma (chloasma, mask of pregnancy)

BENIGN SKIN TUMORS 115. Seborrheic keratosis 116. Skin tags 117. Dermatofibroma 118. Keloids and hypertrophic scars 119. Keratoacanthoma 120. Nevus sebaceus 121. Chondrodermatitis nodularis helicis 122. Epidermal cyst 123. Pilar cyst 124. Sebaceous hyperplasia 125. Syringomas

PREMALIGNANT AND MALIGNANT NON-MELANOMA SKIN TUMORS 126. Basal cell carcinoma 127. Actinic keratosis 128. Squamous cell carcinoma 129. Bowen disease 130. Leukoplakia 131. Cutaneous T-cell lymphoma 132. Paget disease of the breast 133. Extramammary Paget disease 134. Cutaneous metastasis

NEVI AND MALIGNANT MELANOMA 135. Nevi, melanocytic nevi, moles 136. Atypical mole syndrome (dysplastic nevus syndrome) 137. Malignant melanoma, lentigo maligna 138. Melanoma mimics 139. Congenital melanocytic nevi

VASCULAR TUMORS AND MALFORMATIONS 140. Hemangiomas of infancy 141. Vascular malformations 142. Cherry angioma 143. Angiokeratoma 144. Venous lake 145. Pyogenic granuloma 146. Kaposi sarcoma 147. Telangiectasias 148. Spider angioma (nevus araneus)

HAIR AND NAIL DISEASES 149. Androgenic alopecia (male pattern baldness) 150. Androgenic alopecia in women (female pattern hair loss) 151. Alopecia areata 152. Trichotillomania 153. Fungal nail infections 154. Nail diseases: a. Psoriasis b. Acute and chronic paronychia, Pseudomas, infection, white spots or bands c. Ridging and beading, habit tic deformity, onycholysis, distal plate splitting d. Digital mucous cyst, nevi and melanoma, subungual hematoma

NEONATAL DISEASE 155. Erythema toxicum neonatorum 156. Miliaria 157. Cutis marmorata

CUTANEOUS MANIFESTATIONS OF INTERNAL DISEASE 158. Acquired cutaneous paraneoplastic syndromes 159. Inherited cutaneous paraneoplastic syndromes 160. Acanthosis nigricans 161. Neurofibromatosis 162. Tuberous sclerosis 163. Granuloma annulare 164. Necrobiosis lipoidica 165. Pyoderma gangrenosum 166. Lasers in dermatology 167. Leishmaniasis 168. Leprosy (Hansen Diseases)