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Details

Peds-Dermatology
Pediatric
33
Medical
Graduate
12/12/2009

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Cards

Term
A chronic localized, benign skin infection caused by the pox virus that ic common is children and immunocompromised.
Definition
Molluscum Contagiosum
Term
Describe the clinical appearance of molluscum contagiosum.
Definition
2-5mm skin colored papule w/ an umbillicated center common on truck and proximal extremities in children.
Term
Describe oral candidiasis in infants.
Definition
Creamy white plaques on the buccal mucosa that are adherent and have an erythematous base or bleeding on removal.
Term
What may cause thrush in older children or adolescents? What sx result?
Definition
Inhaled corticosteroid use. Cotton (dry) mouth and pain.
Term
Tx for thrush in infants?
Definition
Nystatin or Gentian Violet, sterilize bottles and pacifiers
Term
Tx for thrush in children?
Definition
Nystatin or Clotrimazole troches. Rinse mouth /p corticosteroid tx.
Term
What causes diaper dermatitis?
Definition
C. albicans
Term
What is the hallmark finding in diaper dermatitis?
Definition
Satellite pustular lesions
Term
Tx for diaper dermatitis?
Definition
Nystatin (candida only) or clotrimazole cream (candida, dermatophyte, and pityriasis versicolor)
Term
A superficial bacterial skin infection occuring in children age 2-5yo that is often predisposed by nasal colonization?
Definition
Impetigo
Term
What is the most common organism that causes impetigo?
Definition
S. aureus. Also GAS.
Term
What areas does impetigo typ. affect?
Definition
Face and extremities
Term
Describe clinical presentation in impetigo.
Definition
Vesicles or pustules break and form thick, adherent "honey-colored" crusts, painful
Term
What tx is used in limited, non-bullous impetigo?
Definition
Mupirocin (Bactroban) - topical abx, may need to tx nasal passages if suspect colonizer
Term
Tx for more extensive impetigo? MRSA?
Definition
Oral abx (Cephalexin, clindamycin, dicloxacillin). Bactrim, doxycycline, clindamycin.
Term
what is the ulcerative form of impetigo in which lesions extend into the dermis causing punched-out ulcers covered by yellow crust.
Definition
Ecthyma
Term
Bullous impetigo is caused by S. aureus that produces _____.
Definition
Toxin A
Term
Name 2 complications of impetigo caused by strep infxns.
Definition
Poststreptococcal glomerulonephritis and rheumatic fever
Term
what is verruca vulgaris caused by?
Definition
HPV (warts)
Term
Name 4 different morphology of verruca.
Definition
1)Flat 2)Mosaic 3)Filiform (sticks out) 4)Periungal
Term
Name 3 methods of tx for verruca.
Definition
1)Duct tape to initiate innate immunity 2)Tissue removal (snip excision, curretage) 3)Tissue destruction (salicylic acid*, cryotherapy)
Term
What causes chicken pox?
Definition
VZV, double stranded linear DNA virus
Term
what causes Hand, foot, and mouth dz?
Definition
Coxsackievirus A16
Term
What are the sx of hand, foot, and mouth dz?
Definition
Cold sx + rash (maculopapular lesions turn into vesicles over palms, soles and ulcerative lesions in mouth)
Term
Tx for hand, foot, and mouth dz?
Definition
self-limited, Sx tx only tetracaine suckers, popsicles)
Term
What is another name for erythema infectiosum? what is the etiologic agent?
Definition
fifth dz. Human parvovirus B19
Term
Describe the progression of sx in fifth dz.
Definition
1)Prodrome of coryza, malaise 2d b/f rash 2)Rash on face first - "slapped" cheeks 3)Body rash - reticulated, erythematous, lacy pattern on trunk, neck, and extensor limbs
Term
What is sixth disease?
Definition
A viral exanthem AKA roseola infantum - causes a transient rash after a high fever of about 3 days
Term
What is the etiologic agent of roseola infantum?
Definition
HSV 6
Term
The most common tumor of infancy.
Definition
Hemangioma
Term
Are hemangiomas more common in men or women?
Definition
Women
Term
Describe hemangioma appearance.
Definition
Soft, bright red, compressible nodule usu. on head, neck, or trunk
Term
What is the prognosis of hemangioma?
Definition
Most go away by age 5, 10 at the latest
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