A
• Acanthosis nigricans
• Alopecia Areata
• Aphthous ulcer

B
• Bacillary angiomatosis
• Basal cell carcinoma
• Bowen's Disease
• Brown recluse
• Bullous pemphigoid

C
• Candidiasis
• Cellulitis
• Cherry hemangiomas
• Condyloma acuminata
• Condyloma lata
• Cutaneous larva migrans

D
• Dermatitis herpetiformis
• Discoid lupus erythematosus

E
• Epidermolysis bullosa
• Erysipelas
• Erythema infectiosum
• Erythema marginatum
• Erythema multiforme
• Erythema nodosum
• Erythema Toxicum
• Erythrasma

H
• Henoch-Schonlein purpura
• Hereditary telangiectasia
• Herpangina
• Herpes zoster
• Herpetic Whitlow

I
• Ichthyosis vulgaris
• Impetigo

J
• Jarisch-Herxheimer reaction

K
• Kaposi's Sarcoma
• Keratoacanthoma

L
• Leprosy
• Leukoplakia
• Lichen planus

M
• McCune-Albright syndrome
• Melanoma
• Melasma
• Mixed connective tissue disease
• Molluscum contagiosum
• Mongolian Spots
• Myxedema

N
• Neurofibromatosis type 1
• Neurofibromatosis type 2

P
• Pemphigus vulgaris
• Peutz-Jeghers syndrome
• Pityriasis Rosea
• Porphyria cutanea tarda
• Psoriasis
• Psoriatic arthritis
• Pyoderma gangrenosum

R
• Ramsay Hunt syndrome
• Rosacea
• Rubella

S
• Scabies
• Scleroderma
• Seborrheic dermatitis
• Senile purpura
• Squamous cell carcinoma
• Staphylococcal scalded-skin syndrome
• Stevens Johnson syndrome
• Strawberry (infantile) hemangioma
• Systemic lupus erythematosus

T
• Tinea capitis
• Tinea corporis
• Tinea versicolor
• Toxic epidermal necrolysis

V
• Varicella
• Viral exanthems
• Vitamin B3 deficiency
• Vitiligo

W
• Warfarin-induced necrosis