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UWorld Peds Flashcards

1
Q

Evaluation of 1˚ amorrhea when uterus is present

A

FSH

high: karyotyping
low: pituitary MRI

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2
Q

Leukocyte adhesion deficiency

A

delayed cord separation

recurrent infections w/o purulence

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3
Q

Onion skinning distal bone

A

Ewing’s sarcoma

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4
Q

SCID genetics

A

XR

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5
Q

Chronic granulomatous disease etiology

A

NADPH oxidase deficiency

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6
Q

Erythromycin ointment is put on to prevent

A

gonococcal conjunctivitis

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7
Q

Which coxsackie causes myocarditis

A

B

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8
Q

Trachoma

A

leading cause of blindness worldwide

Chlamydia trachomatis

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9
Q

Neuroblastoma vs nephroblastoma/Wilms tumor

A

neuro crosses midline

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10
Q

Agammaglobulinemia
inheritance
Sx

A

XR (affects tyrosine kinases)

recurrent sinopulmonary and GI infections

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11
Q

McCune-Albright syndrome sx

A

precocious puberty, cafe-au-lait spots, multiple bone defects
3 p’s: precocious puberty, pigmentation, polyostotic fibrous dysplasia

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12
Q

Tx of congenital long QT

A

BB + pacemaker

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13
Q

Spondylolithesis

A

when over vertebrae is pushed over edge of the other

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14
Q

PPx cat bite

A

augmentin

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15
Q

Edwards syndrome

A

trisomy 18

small jaw, VSD

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16
Q

Tx of sickle cell

A

hydroxyurea (increases HgF)

myelosuppression

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17
Q

Anemia in Fanconi anemia

A

macrocytic

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18
Q

Fanconi dx

A

chromosomal breaks seen

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19
Q

Toxo transmission

A

undercooked meat, cat feces

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20
Q

Subcutaneous nodules after sore throat

A

rheumatic fever

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21
Q

When to bolus hypotonic saline in initial resuscitation

A

NEVER JUST F***ING NEVER

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22
Q

Biphasic stridor in infant

A

vascular ring

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23
Q

Laryngomalacia stridor

A

inspiratory

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24
Q

Cervical lymphadenitis etiology

A

S aureus

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25
Tx of pt with rheumatic fever, but not treated and now asymptomatic
continuous ppx, IM PCN q4wk
26
Fever with rash starting at head going to toe
rubella
27
Wehn to do renal and bladder US in UTI
if <24 mo and febrile
28
Tetrology of Fallot combination results in
right ventricular outflow obstruction creates right --> left shunt fixed by squatting (increased systemic vascular resistance)
29
Reye syndrome bx
micro vesicular fatty infiltration
30
Difference between CF and 1˚ ciliary dyskinesia
malabsorption
31
Congenital rubella
cataracts, hearing loss, PDA, IUGR (worst during first trimester)
32
Congenital varicella
limb defects
33
Marfan's mutation
fibrillin-1
34
When to do exchange transfusion for bili
>20-25
35
Meconium ileum is basically diagnostic of
CF extremely thick meconium, difficult to get out therefore small colon
36
Death in meningococcal disease
adrenal failure bil adrenal hemorrhage Waterhouse-Friedrichson syndrome
37
Howell-Jolly bodies
asplenia or functional asplenia | nuclear remnants of RBC not removed by a functioning spleen
38
Impetigo treatment
local if possible | muporicin
39
Kallman syndrome
X-linked recessive in boys and girls | absence of GnRH secretion
40
Deferoxamine
used in iron overdose
41
Complication of bronchiolitis in <2 mo olds
apnea
42
Tx of measles
vitamin A | regeneration of epithelial cells in gut, lungs, retina
43
Tx of renal tubular acidosis
oral bicarb
44
Recurrent infections in lymph nodes, neutrophils filled with organisms
chronic granulomatous disease prevents oxidative burst with H2O2 dihydrorhodamine test/nitro blue tetrazolium
45
Organisms that cause infection in chronic granulomatous disease
gram +
46
When you done need to do a CT in meningitis before the LP
small babies, the fontanelle accommodates
47
Choanal atresia | sx
cyclic cyanosis when infant cannot breath through mouth | failure of posterior nasal passage to canalize
48
Osgood-Schlatter also called
traction appphysitis
49
EDTA for lead poisoning
only if emergent, otherwise use dimercaptosuccinic acid DMSA for chelation
50
Prader-Willi: loss of which copy?!
paternal
51
Peri-splenectomy care
vaccinations weeks before | PCN for years/until adulthood/for life
52
HUS symptoms
after diarrhea! - thombocytopenia (petechiae) - microangiopathic hemolytic anemia - AKI
53
Kids with an itchy butt
pinworm | especially at night
54
Milk-protein induced enterocolitis dx tx
bloody stools | eliminate all dairy and soy from mother's diet, resolves by 1 yr old
55
Croup sx
barky cough, hoarseness, inspiratory stridor | laryngotracheitis
56
Contraindication to rotavirus vaccination
intuccesseption | can cause it!
57
Omphalocele or gastrochesis, which is associated with other anomalies such as cardiac defects
Omphalocele
58
When do not use doxy in Lyme
if <8 yr old
59
Most common cause of pneumonia in CF <20 yr old
S aureus
60
Tx common variable immunodeficiency
lifelong IVIG or subQ IG
61
+ trendelenberg sign
gluteus medius + minimus weakness, superior gluteal nerve
62
PAS+ lymphoma
ALL | TdT positive staining
63
Cause of iron deficiency in infants
premature introduction of cow's milk
64
Beckwith-Wiedemann syndrome at birth complications
birth: macroglossia, hemihypertrophy, umbilical hernia complications: Wilm's tumor, hepatoblastoma
65
Dx malrotation --> volvulus
upper GI series
66
Definitive dx of muscular dystrophy
genetic testing
67
Genu varum is a result of what
vit D deficiency | Ricketts!
68
Hepatitis B renal disease
membranous nephropathy
69
Wiskott-Aldrich syndrom
eczema recurrent infections impaired cytoskeletal changes in WBC, platelets (WAS gene) tx: stem cell transplant
70
Diarrhea --> nutritional deficiency with rash
pallegra (niacin/vit B3) diarrhea dermatitis dementia
71
When you can start XR of hips
4 mo old
72
Common variable immunodeficiency vs Burton agammaglobulinemia
Burton's is more severe and presents earlier
73
How does standing quickly/valsalva affect hypertrophic cardiomyopathy
decrease preload, increase intensity of murmur
74
Precocious puberty in obese children etiology
increased adrenal androgen production (development of hair only) may also occur centrally
75
Thalassemia on peripheral smear
target and teardrop cells
76
Alpha thal minor hgb electrophoresis
normal
77
Betal thal minor hgb electrophoresis
increased hgb A2
78
Diamond-Blackfan anemia
pure red cell aplasia | presents around 3 mo
79
Riboflavin deficiency
stomatitis, glossitis, angular ketosis | rash
80
Beriberi
B1, thiamine | peripheral neuropathy, heart failure
81
Breastfeeding reduces the risk of which cancers
ovarian and breast
82
CF an infertility in men
absence of vas

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