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(A) Multiple Erythematous Papules and Plaques on the Face of a Boy with Chronic Cutaneous (Discoid) Lupus Erythematosus. Note the Cutaneous Atrophy of Several Lesions, Particularly on the Earlobe, a Characteristic Location for Lupus Lesions. (B) Erythematous Papules on the Cheek of the Same Patient with Discoid Lupus Erythematosus Shown in Figure 120.3a.
Abdomen of a Patient with Skin of Color Who Has Pityriasis Rosea. There are Tiny Follicular Papules and Oval Thin Plaques with Erythema that is More Subtle and Associated Central Hyperpigmentation in Several Lesions.
Acrodermatitis Enteropathica. (A) Multiple Well-Demarcated Erosions and Patches in a 3-Month-Old, Involving the Toes and Genital and Perineal Areas. (B) Well-Defined, Crusted Erosions on the Neck and Right Auricle. Patchy Alopecia of the Scalp is Also Visible. Used with Permission from Leung Akc, Leong Kf, Lam Jm. Acrodermatitis Enteropathica in a 3-Month-Old Boy. Cmaj. 2021;193(7):e243.
Acrodermatitis Enteropathica. Erythema, Scaling, and Crusting on the Hand.
Acrodermatitis Enteropathica. Erythema and Crusting around the Mouth of the Patient Shown in Figure 121.1.
Acrodermatitis Enteropathica Causes Erythematous Patches in the Diaper Area and around the Mouth.
Acute Paronychia with Inflammation, Pustule Formation, and Crusting of the Periungual Fold.
Acute Paronychia with Loculated Pus and Surrounding Erythema.
A Giant Congenital Melanocytic Nevus Involving the Entire Posterior Trunk.
A Halo Nevus is an Acquired Nevus with a Ring of Surrounding Hypopigmentation or Depigmentation.
A Kerion is a Tender, Boggy Mass Located on the Scalp.
A Large Congenital Melanocytic Nevus Involving the Posterior Trunk. There are Multiple Satellite Nevi Present as Well.
Algorithm for Monitoring of Infants with Subcutaneous Fat Necrosis. Abbreviations: Ical, Ionized Calcium; Scfn, Subcutaneous Fat Necrosis. Adapted with Permission from: Siegel Lh, Alonso CF, Tuazon Cfr, Et Al. Subcutaneous Fat Necrosis of the Newborn: a Retrospective Study of 32 Infants and Care Algorithm. Pediatr Dermatol. 2023;40(3):413-421.
Keratosis Pilaris: Follicular Papules that Have a Central Core of Keratin Debris.
Klippel-Trénaunay Syndrome. This Young Patient Had Extensive Port-Wine Stains, Overgrowth, and Venous Varicosities with Lymphedema Involving the Lower Extremity.
Koplik Spots (Arrows): Punctate Whitish Gray Papules on an Erythematous Base that Appear on the Buccal Mucosa.
Labial Melanotic Macule. Small, Dark Brown, Solitary Macule on the Left Side of the Lower Lip of a Young Child with Eczema.
A Linear Arrangement of Papules or Vesicles Often Occurs in Allergic Contact Dermatitis Due to Poison Ivy.
A Linear Nevus Sebaceus Located on the Face.
A Mineral Oil Preparation in a Patient Who Has Scabies Reveals e.g. (Large Arrow) and Mite Fecal Material (Ie, Scybala) (Small Arrow).
A Mixture of Urticarial, Violaceous, and Purpuric Plaques on the Legs is Typical of Henoch-Schönlein Purpura.
An Annular (Ring-Shaped with Central Clearing) Plaque is Typical of Tinea Corporis.
Lamellar Ichthyosis is Characterized by Thick, Platelike Scales.
Langerhans Cell Histiocytosis. Hemorrhagic Papules and Erosions in the Inguinal Crease of a 10-Month-Old Girl.
Large Edematous, Erythematous, Arcuate, and Annular Plaques on the Arms of This Teenager with Subacute Cutaneous Lupus Erythematosus.
Large Epidermal Nevus on the Right Side of the Trunk. This More Diffuse Presentation Has Been Termed Nevus Unius Lateris.
An Erythematous Macular Eruption Occurs in Rubella.
An Infant with Skin of Color Who Has Miliaria Pustulosa. There are Small Pustules with Surrounding Erythema in the Patient’s Neck Folds.
Annular Erythema Migrans Lesion of Early Localized Lyme Disease.
Annular Plaque of Granuloma Annulare.
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