Questions And Correct Answers |Already Graded
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When should antimicrobial prophylaxis be given for Lyme disease and what is it? - ANSWER=the
tick requires 48-72 hours of feeding for the infection to transfer so if the tick is removed early
(using forceps) then you don't need prophylaxis
if you do need it, it's a single dose of doxycycline
Painful lymphadenitis that fails to respond to empiric therapy with clindamycin should raise
suspicion for what causative agent? - ANSWER=Bartonella henselae
switch to azithromycin
Infants with meningococcemia are at risk of sudden vasomotor collapse and skin rash due to
what complication? - ANSWER=adrenal hemorrhage (Waterhouse-Friderichsen)
How is acute unilateral cervical lymphadenitis treated? - ANSWER=clindamycin - activity against
S pyogenes, staph aureus, and anaerobes
alternative is Augmentin
In adults the most common cause of CF related pneumonia is pseudomonas but what is the
most common cause in infants and young children? - ANSWER=staph aureus
,What is infant dyschezia? - ANSWER=common benign functional stooling disorder involving
failure to coordinate intraabdominal pressure with relaxation of pelvic floor muscles and
inadequate abdominal muscle tone, basically looks like the baby is having trouble passing stool
but the stool is normal
resolves spontaneously typically by 9 months
Low concentrations of what can lead to small or absent lymphoid tissue like tonsils or
adenoids? - ANSWER=low B cell concentrations
Marfan syndrome is an autosomal dominant disorder of the [gene] - ANSWER=fibrillin 1 gene
Any neonate under 28 days with a temperature over 38C or under 36C should get what work
up? - ANSWER=sepsis work up
For a neonate with unconjugated hyperbilirubinemia receiving phototherapy, what warrants an
escalation to exchange transfusion as a therapy? - ANSWER=bilirubin over 25 or signs of
neurologic dysfunction (lethargy, change in tone)
What are the most common triggers (3 groups) of drug-induced hemolytic anemia? -
ANSWER=NSAIDs, penicillins, and cephalosporins
Drug induced hemolytic anemia is associated with a [negative/positive] direct Coombs test -
ANSWER=positive
In a patient with functional constipation, what would be the likely contributor to recurrent
UTIs? - ANSWER=urinary stasis due to hard stool in the rectum compressing the bladder and
urethra
,An infant with cleft lip and palate, wide anterior fontanelle, distal phalange hypoplasia,
microcephaly, and cardiac anomalies was likely exposed to what in utero? -
ANSWER=antiepileptic medications (ex. phenytoin, valproate)
exposure results in fetal hydantoin syndrome
How should women who take antiepileptics be managed during pregnancy? - ANSWER=to avoid
fetal hydantoin syndrome, meds should be titrated to the lowest dose prior to conception and
start them on high dose folic acid supplementation
T/F: cocaine use during pregnancy is not associated with congenital defects - ANSWER=True -
but it can cause preterm delivery, placental abruption, and fetal growth restriction
Use of lisinopril during pregnancy can cause what fetal complications? - ANSWER=fetal renal
failure and associated oligohydramnios resulting in pulmonary hypoplasia, growth restriction,
and limb defects
T/F: fetal alcohol syndrome can present with microcephaly, midfacial hypoplasia, and cleft lip -
ANSWER=False - it can present with the first two but it's not associated with cleft lip or palate
What GI infection can mimic appendicitis? What are the two most common causative agents? -
ANSWER=infectious ileocecitis aka pseudoappendicitis
T/F: fever rarely occurs with an E coli 0157:H7 infection - ANSWER=True
The presentation of vulvar pruritis and fusing of the posterior labia minora is an indication for
what treatment? - ANSWER=topical estrogen cream
Labial adhesion is caused by low estrogen production
, In a pediatric patient with suspected acute ischemic stroke, what test should be urgently
performed? - ANSWER=MR with angiography
What is Todd paralysis? - ANSWER=Transient focal deficits following a seizure
Infants should gain approximately [grams/oz] per day for the first 3 months - ANSWER=30
grams/1 oz per day for first 3 months
A baby should double their birth weight by [age] and triple it by [age] - ANSWER=double it by 4
months, triple is by 12 months
Height increases by [%] by 12 months of age - ANSWER=50%
Patient presenting with bone pain and pancytopenia is concerning for what? - ANSWER=acute
lymphoblastic leukemia (ALL)
the rampant growth of leukemic cells in the bone marrow can result in bone pain, classically in
the long bones
Note: leukocytes may be increased or decreased, you're looking for at least 2 cytopenias
What is the most common malignancy in children? - ANSWER=acute lymphoblastic leukemia
(ALL)
A patient experiencing fever, urticarial rash, and arthralgia 5-10 days after starting penicillin is
likely experiencing what? - ANSWER=serum sickness-like reaction (SSLR)
A nuclear scintigraphy with technetium 99m pertechnetate would be used to evaluate what
potential cause of iron deficiency anemia? - ANSWER=Meckel diverticulum