U-World 3

Question 1

Excessive milk consumption does what to poo? preferred treatment?

Answer 1

Constipates

Preferred treatment is oral laxatives

Question 2

why is prematurity a risk for intraventricular hemorrhage

Answer 2

Capillary fragility of the subependymal germinal matrix and immature auto regulation of cerebral blood flow
maternal steroids help prevent

Question 3

Electrolytes in anorexia

Answer 3

Hypokalemia, hypophospahtemia

Also bradycardia

Question 4

Step if FB aspiration seen

Answer 4

Flexible endoscopy

Question 5

Most common predisposing factor for acute viral sinusitis

Answer 5

Viral URI

Question 6

HUS triad

Answer 6

Hemolytic anemia, thrombocytopenia, and acute renal failure

Question 7

Sinusitis Ab of choise

Answer 7

Amoxicillin-clavulanic acid

Question 8

Two things needed for acute otitis media

Answer 8

Middle ear effusion plus acute eardrum inflammation

Question 9

Painless hematuria in SS trait kid

Answer 9

Renal papillary necrosis

Question 10

Protein of breast milk

Answer 10

70% whey
30% casein
(whey more easily digested than casein and improves gastric emptying *

Question 11

Breast milk vs formula in regards to calcium

Answer 11

Breast milk has less Ca and PO4 than formula but it is absorbed better

Question 12

Neuroblastoma CT

Answer 12

Calcifications and hemorrhages on kidney

Question 13

Tourrettes patients at risk to develop

Answer 13

ADHD or OCD

Question 14

Treatment for metatarsus adductus

Answer 14

Reassurance, 95% resolve on their own

10% also have acetabular dysplasia so examine the hip carefully

Question 15

What is a hydrocele

Answer 15

Fluid collection within the tunica vaginalis - in kids most resolve by one year of age
(if not gone by then remove b/c risk of inguinal hernia)

Question 16

Bacterial meningitis in a kid ppx

Answer 16

Vanc and 3rd gen cif

LP then Ab when suspected

Question 17

Virilization from granulosa cell tumor different how

Answer 17

Inc estrogen, not from excess androgens like other causes of virilization

Question 18

ADHD triad

Answer 18

inattention, impulsivity, and hyperactivity

Question 19

How should premie kids by vaccinated? except?

Answer 19

By chronological age (not gestational age)

Except kid should be >2 kg before first hep B vaccine

Question 20

HCM Ekg

Answer 20

LVH (tall R wave in aVL)

Depolarization changes in anterolateral leads (V4-V6)

Question 21

3 most common symptoms of neonatal sepsis

Answer 21

Temp instability
Poor feeding
Irritability or lethargy

Question 22

Laryngomalacia features

Answer 22

Stridor most severe in 4-8 months that worsens in supine position

Question 23

Vascular ring features

Answer 23

Persistent stridor that improves with neck extension (presents before 1 year old)
50% also have cardiac abnormalities

Question 24

What causes laryngomalacia

Answer 24

Increased laxity of the supraglottic structures that results in collapse during inspiratory phase

Question 25

What improves stridor caused by a vascular ring

Answer 25

Neck extension

Question 26

SEM findings of alports

Answer 26

Alternating areas of thinned and thickened capillary loops with splitting of the glomerular basement membrane

Question 27

Tetralogy of Fallot murmer

Answer 27

crescendo-decrescendo and left sternal border and single S2

Question 28

VCUG vs renal US for UTI workup

Answer 28

VSUG for neonates | RUS for children under 2 but above 28 days

Question 29

What is WAGR

Answer 29

Wilms tumor Aniridia GU anomalites mental Retardation

Question 30

Where does films tumor go

Answer 30

chest

Question 31

Stain for all

Answer 31

TdT (expressed only by pre B and pre T lymphocytes)

Question 32

When to take out a swallowed battery vs watch

Answer 32

take out when its in the esophagus

Question 33

Most common cause of hip pain in children? tx?

Answer 33

Transient synovitis | Tx is rest and NSAIDs

Question 34

Suspected GAS in kids vs adults

Answer 34

Should also test for first in kids via rapid test or antigen

Question 35

Friedreich ataxia combo

Answer 35

Neurologic (ataxia, dysarthria), skeletal (scoliosis and feet deformities) cardiac (concentric hypertrophic cardiomyopathy)

Question 36

Complete AV septal defect features

Answer 36

Loud S2 due to pulmonary hypertension | 2. systolic ejection murmur from increased flow across pulmonary valve

Question 37

Other name for Osgood-Schlatter? How to reproduce pain?

Answer 37

Traction apophysitis | Reproduce pain by extending the knee against resistance`

Question 38

Incidence of cyclical vomiting syndrome highest in children who's parent's have a history of

Answer 38

Migraine headaches

Question 39

Dx for PKU

Answer 39

Quantitative amino acid analysis for kids | Tandem mass spectrometry for babies

Question 40

A, D, E, and K def

Answer 40

A: Night blindness D: Fractures E: Neuropathy K: Easy bruising

Question 41

Celiac dz association with

Answer 41

Type 1 DM

Question 42

Marfan's mutation

Answer 42

Fibrillin 1

Question 43

Normal RDW with microcytic anemia

Answer 43

Thalassemia

Question 44

Weird measles tx

Answer 44

Vitamin A

Question 45

Every case of ldaukocoria is considered what until proven otherwise

Answer 45

Retinoblastoma

Question 46

What is spondylolisthesis

Answer 46

developmental disorder characterized by forward slip of the vertebrae (usually L5 over S1) *palpable step off*

Question 47

Other disease that can have Marfanoid habitus? What else does it have?

Answer 47

Homocystinuria | *Also has ID and thrombosis*

Question 48

3 big things in homocytsinuria

Answer 48

``` Fair hair and eyes Developmental delay Hyper coagulability (Think for young white kids with CVA) ```

Question 49

Farbry disease def and characteristics

Answer 49

alpha galactosidase def | Angiokeratomas, peripheral neuropathy, and asymptomatic corneal dystrophy

Question 50

Krabbe disease mutations

Answer 50

Galactocerebrosidase def | ID, blindness and deafness, paralysis, neuropathy, and seizures

Question 51

3 things in Potter sequence

Answer 51

Pulmonary hypoplasia Flat facies Limb deformities

Question 52

MCC of congenital hypothyroidism

Answer 52

Thyroid dysgenesis

Question 53

What causes neonatal Graves disease

Answer 53

Transplacental passage of TSH-receptor antibodies

Question 54

What frequent follows umbilical stump infection? presentation?

Answer 54

Neonatal tetanus | Presents with poor suckling and fatigue, rigidity, spasms

Question 55

Earlier manifestation of faso-occlusion in SS

Answer 55

Hand foot syndrome or dactylitis

Question 56

Murmer of coarctation of aorta later in life

Answer 56

mild and continuous due to development of collaterals

Question 57

Repeated images of killing a loved one could be? tx?

Answer 57

OCD | Tx: high dose SSRI and CBT

Question 58

Rare subset of children with acute onset of OCD have had

Answer 58

Recent GAS infection (PANDAS)

Question 59

When does duodenal atresia present

Answer 59

Bilious vomiting within the first 2 days of life

Question 60

Why are cultures from intact bullae in SSS usually sterile

Answer 60

Toxin-mediated process

Question 61

RDW values > 20% highly suggestive of

Answer 61

Iron def anemia

Question 62

What virus gets rash when given Penicllin

Answer 62

EBV

Question 63

Non-bullous impetigo treatment

Answer 63

Topical mupirocin

Question 64

Lyme disease treatment under 8**

Answer 64

***Oral amoxicillin****