PEDS 3 Flashcards
a skin eruption regarded as a characteristic sign of certain diseases
a rash
EXanthem/EXanthema
a mucous membrane eruption, especially one occurring in connection with one of the exanthemas.
ENanthem/ENanthema
Pruritic, erythematous maculopapular rash followed by successive “crops” of vesicles
Vesicles rupture after 1-2 days, forming a crust
VZV/ Chickenpox
How can VZV be prevented ?
2 doses of VZV vaccine (at ages 1 and 4)
Breakthrough varicella?
Pts who have received only 1 dose of vaccine
high fever, often 39.4–41.1°C (103–106°F) which breaks after 3-4 days (febrile seizures)
Rash appears after lysis of fever
Centrifugal distribution
Roseola
Nagayama spots ?
red papules on the mucosa of the soft palate and the base of the uvula in Roseola
How is Parvovirus B19 transmitted ? (3)
Droplet
Blood transfusion
Vertical: mother to fetus
What are the 3 stages of the Rash for Parovirus B19?
1st stage: facial flushing/“slapped cheek”
2nd stage: generalized macular rash - coalesce
3rd stage: reticular rash - lacy lash
presentation of parovirus B19 in adults ?
arthralgia/arthritis
Normal ESR
Hx of exposure to children
Transient pure red cell aplasia (SCD pts)
presentation of parovirus B19 in pregnancy?
Fetal hydrops
Fever, chills, vomiting Pharyngitis “White strawberry tongue” Tender cervical lymphadenopathy Pastia’s sign:petechiaein skin creases group A Streptococci
Scarlet Fever
“Sandpaper” rash
Facial flushing with circumoral pallor
Desquamation
“Red strawberry tongue”
Scarlet Fever
Kawasaki Disease DIAGNOSTIC CRITERIA
Fever > 5 days plus > 4 of the following: Conjunctivitis Mucositis Cervical lymphadenopathy Rash Erythema and edema of hands and feet
Fever peaks when the rash appears, falls 2-3 days later
Cough, coryza, conjunctivitis
+ Enanthem: Koplik spot
Measles (Rubeola)