Download - Common Childhood skin diseases - NCESD
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COMMON
CHILDHOOD SKIN
DISEASES
Sharon Seguin MD FAAD
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COMMON CHILDHOOD SKIN DISEASES
Rashes
Infections And Infestations
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RASHES
Dermatitis- Inflammation of the skin
Eczema- Atopic Dermatitis
Psoriasis
Pityriasis Alba
Perioral Dermatitis
Seborrheic Dermatitis (dandruff)
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ECZEMAStarts in infancy
10% of children
Assoc. with Asthma and
Allergies
Infants- face, scalp
Children- creases arms
and legs
Adults- eyelids, hands
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ECZEMA
Childhood
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ECZEMA
Adults
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ECZEMA
Causes:
Irritants: over-drying, over-washing, under-moisturizing
Soap, hot water, pools and hottubs
Allergens
Fragrances, plants, metals, foods…
Treatment
Topical anti-inflammatories: Steroids, Protopic, Eucrissa
Antibiotics for secondary infection- bleach water baths
Antihistamines: Zyrtec, Claritin, Benadryl
Prevention
Gentle cleansers- Dove
Moistuirze- Cetaphil, CeraVe, Vaseline
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ECZEMA
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ECZEMA- COMPLICATIONS
Staph infection Eczema Herpeticum
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PSORIASISAges 7-107 (rarely infants)
1:400 Americans
Genetic prevalence
Scalp, elbows, knees, trunk
Inverse Psoriasis- axilla,
under breasts, groin
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PSORIASIS VULGARIS
Causes:
Genetics
Infection- Strep throat (guttate psoriasis)
Treatment:
Topical steroids
UV therapy
Oral meds: Methotrexate, Soriatane, Otezla, NOT Prednisone
Biologics: Humira, Enbrel, Stelera, Taltz…
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PSORIASIS VULGARIS
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PSORIASIS VULGARIS
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PSORIASIS VULGARIS
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PSORIASIS VULGARIS
Tinea Amiantacea
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PSORIASIS- COMPLICATIONS
Erythroderma Pustular Psoriasis
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PITYRIASIS ALBA
Mild Eczema face and arms
Hypopigmentation
Prominent in summer
Hispanic and Black children
Children and teens
Mild eczema of face and
arms
Hypopigmentation
Spring and summer
Worse in darker skin
types
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PITYRIASIS ALBA
Causes: form of eczema
Treatment: low potency steroids (OTC Cortisone) and
moisturizers
Color normalizes in winter as tan fades
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PITYRIASIS ALBA
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PITYRIASIS ALBA VS VITILIGO
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PERIORAL
DERMARTITISChildren and Adult Women
Around the mouth and
sometimes eyes
Red papules with scale
Spares the vermillion border
Resistent to topical steroids,
anti-fungals and most
antibiotics
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PERIORAL DERMATITIS
Causes: Unknown
Treatment:
Children: topical or oral Erythromycin
Adults: Doxycycline
Must treat for 6 weeks
Topical steroids (cortisone) worsens disease
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PERIORAL DERMATITIS
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SEBORRHEIC DERMATITIS
Infants to Adults
Scalp, eyebrows, ears,
nasolabial folds, beard,
and chest in men
Erythema with yellow
“greasy” scale
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SEBORRHEIC DERMATITIS
Causes:
Increased Sebum (oil) Production
Malassezia- abundant normal skin yeast
Treatment:
Gentle cleansers to remove oil and dead skin
Low potency topical steroids
Topical antifungals- Ketoconazole, Naftifine, Ciclopirox
Topical sulfonamides
Topical Calcineurin inhibitors (pimecrolimas, tacrolimas)
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SEBORRHEIC DERMATITIS
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SEBORRHEIC DERMATITIS
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URTICARIA- HIVES
All ages
Red itchy welts
May get more welts with
scratching
Can be associated with
Angioedema- can be Life
Threatening
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URTICARIA
Welts that come and go- individual lesion must be gone in 24 hours
Can be Medical Emergency if involves airway swelling
Causes:
Medications
Viral Illness
Foods
Treatment
Antihistamines
Epi-pen; if involves angioedema and airway compromise
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URTICARIA
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URTICARIA
ANGIOEDEMA
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INFECTIONS AND INFESTATIONS
Impetigo (MSSA and MRSA)
Tinea Infections
Molluscum Contagiosum
Scabies
Lice
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IMPETIGO
Children and Adults
Face common- especially
around nose
Secondary infection in patients
with eczema
Sores with Honey-colored
crusting
Contagious
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IMPETIGO
Causes: Predominantly Staphylococcus Aureus, sometimes
Stretococcus species
MSSA- Methicillin-Sensitive Staphylococcus Aureus
MRSA- Methicillin-Resistant Staphylococcus Aureus
Treatment- Antibiotics and Cleanliness
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IMPETIGO
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TINEA INFECTION
Fungal Infection “Ringworm”
Capitis- head
Corporis- body, arms and legs
Faciei- face
Cruris- groin “jock itch”
Manuum- hands
Pedis- feet “athletes foot”
Unguium- nails
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TINEA INFECTION
Contagious
Causes:
Trichophyton rubrum- person to person
Microsporum canis- from cats and dogs
Trichophyton verrucosum- farm animals
Treatment:
Topical antifungals- Lamisil, Lotrimin
Oral antifungals-Tinea capitis or infections that fail topical meds
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TINEA INFECTION
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TINEA INFECTION
Tinea capitis Alopecia areata
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MOLLUSCUM CONTAGIOSUM
Infants to young adults
Viral infection
Spread by person to
person contact
Small raised pink bumps
with dimple in center,
“umbillicated”
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MOLLUSCUM CONTAGIOSUM
Cause: Molluscum Contagiosum virus
Spread by contact- direct or indirect (contaminated ojects like
towels)
In young adults- sexually transmitted
Treatment- Self-limited (average 1 year)
Liquid nitrogen
Cantharidine- “beetle juice”
Destruction- currette, laser…
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MOLLUSCUM CONTAGIOSUM
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SCABIES
Any age
Itchy papules from the neck
down (except infants)
Most common areas: wrists,
fingerwebs, axilla, genitals
Itches worse at night
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SCABIES
Cause: Sarcoptes scabiei var humanis
Mites are 0.3mm- microscopic
Mites burrow under the skin. Females lay 2-3 eggs a day
Average infestation is 20 mites
Rash and itching starts 4 weeks after infestation
Mites can live up to 72 hours off a human and 14 days on
Spread by prolonged contact – sharing a bed
Treatment: Elimite topically, Ivermectin orally
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SCABIES
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SCABIES
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LICE
Pediculosis- any age
Three types: head, body
and genitals
Feed on blood
Live on clothing and other
inanimate objects
Spread by direct or
indirect contact
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LICE
Cause:
Head lice: Pediculosis humanus capitis
Ectoparasites feed on human blood
Itching caused by irritant reaction to louse saliva
Diagnosis:
Nits are firmly attached (glue)- dandruff can be easily removed
Nits within ¼ inch of scalp- active infestation
Treatment:
Pediculicides available OTC. Remove nits with nit comb
Entire household may need treatment. Repeat in 10 days
Wash everything or seal in plastic bag for 2 weeks. Vacuum!!
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LICE
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LICE
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