Paediatric Dermatology Flashcards
Which virus causes hand, foot and mouth disease?
Coxsackie A virus
How does hand, foot and mouth disease present?
Starts as an upper respiratory tract infection- sore throat,t dry cough, fever
Then after 1-2 days -
small mouth ulcers
Blistering red spots mostly on hands, feet and around mouth
How is hand foot and mouth disease managed?
Supportive
How can you differentiate between a nappy rash and a candida infection?
Signs that point to candida =
Rash extending into the skin folds
Well demarcated border
Circular pattern - similar to ringworm
Satellite lesions
How does Scabies present?
Incredibly itchy small red spots
Track marks where the mites have burrowed - classically between the fingers
How is Scabies managed?
1st line = Permethrin cream
All household and physical contacts must be treated
What is crusted scabies and how is it treated?
Crusted skin with scabies
Occurs in immunocompromised patients
Treated with ivermectin
What is the most common causative organism of impetigo?
Staph aureus
How does impetigo present?
Golden crusted lesions typically around the mouth
How is impetigo managed?
1st line = Hydrogen peroxide 1% cream
Topical fusidic acid is an alternative
If widespread = oral flucloxacillin
How long do children with impetigo need to be kept off school?
Until lesions are crusted and healed , or 48 hours after starting treatment
What virus causes Roseola?
Human herpesvirus-6 (HHV-6)
How does Roseola present?
High fever that comes on suddenly, lasts for 3-5 days then disappears
Then an erythematous macular rash for 1-2 days
Often diarrhoea/vomiting
Febrile convulsions can occur
How does measles present?
Prodrome of fever, coryza and conjunctivitis
Koplik spots - spots on Buccal mucosa. Pathogenomic for measles
Erythematous macular rash which starts on the face - classically behind the ears
What are complications of measles?
Otitis media
Pneumonia
Encephalitis
Meningitis
Hearing loss
Vision loss
Death