Going Viral
Erythemas
Antibiotic choices
Strange cases
Quick ED diagnoses
100
Fever, fever, fever...
Rash and NO fever!
What is roseola infantum (causative agent is usually human herpesvirus 6)?
100
A benign rash that appears on day 2-5 of life in the term neonate.
What is erythema toxicum neonatorum?
100
uncomplicated acute otitis media
What is amoxicillin?
100
fussy infant, swollen digit, mom has really long hair
What is a hair tourniquet?
100
Patient presents with "not moving arm" after playing with his sister, unwitnessed injury. 
What is nursemaid's elbow (subluxation of the radial head)?
200
What is coxsackie? --> also responsible for hand/foot/mouth disease
200
What is erythema infectiosum? = Fifths Disease, caused by parvovirus B19
200
rule out sepsis/meningitis
What is ceftriaxone or cefotaxime + vancomycin?
200
child with red painful cheek on a hot sunny day enjoying a popsicle too long
What is popsicle panniculitis?
200
expiratory wheezing, no fever, dry cough, relief with albuterol
What is asthma exacerbation?
300
These pathogens, most of which are viruses, are collectively named with the acronym "TORCH."
What are toxoplasmosis, other (= syphilis, parvovirus B 19, varicella zoster virus), rubella, cytomegalovirus, and herpes virus?
300
Red annular lesions that appear in associated with rheumatic fever. 
What is erythema marginatum?
300
after a cat bite
What is Augmentin (amoxicillin-clavulinic acid)?
Alternate choices: Clindamycin or Bactrim
300
orange skin in a toddler that eats LOTS of carrots
What is carotenemia?
300
infant, cough, January, expiratory wheezing, posttussive emesis, fever
What is bronchiolitis?
400
Sometimes, a week after a viral infection, a child may start limping with this diagnosis, which is not as scary as one of its common names.
What is toxic synovitis (transient synovitis)?
400
A hypersensitivity skin reaction characterized by multiple characteristic target lesions (thought to be type IV) triggered by infections, drugs, or illness. 
What is erythema multiforme?
400
First urinary tract infection in 5 year old girl
What is cephalexin (Keflex) or trimethoprim/sulfamethoxazole (Bactrim)
400
hypermobile joints, stretchy and fragile skin
What is Ehler Danlos Syndrome?
400
DAILY DOUBLE!!!!
Likely diagnosis of a 9 year old presenting with Kussmaul respirations, polyuria, polydipsia, weight loss
500
DAILY DOUBLE!!!
This virus is described as almost universally fatal and requires an extensive series of immunoprophylaxis post exposure (raccoons, skunks, and bats).
500
Bullseye rash in early Lyme disease 
What is erythema chronicum migrans? ECM begins as a red macule or papule that expands in a circular manner over a number of days. As the lesion expands, central clearing often occurs. Lesions can reach diameters of 12 inches or more, and many people will have multiple skin lesions, generally beginning several days after an initial lesion. With time, the skin lesions fade, lasting a median of 3 weeks.
500
atypical (walking) pneumonia
What is a macrolide (azithromycin or clarithromycin)?
500
associated with blue sclera
What is osteogenesis imperfecta?
500
Tall thin teen presents with acute onset of shortness of breath and respiratory distress, no h/o respiratory disease or trauma, O2 sats are 78% on room air
What is spontaneous pneumothorax?