Pediatric trivia Flashcards
What is the order of cranial suture close?
- metopic
- coronal
- lambdoid
- sagittal
What is another name for metopic carniosynostosis?
trigonencephaly
What is another name for coronal craniosynostosis?
brachycephaly
What is another name for lambdoid craniosynostosis?
turricephaly
What is another name for sagittal craniosynostosis?
scaphocephaly or dolichocephaly
Absence/dysplasia of the greater sphenoid wing should make you think?
NF1
Tibial pseudo-arthrosis should make you think of what disease?
NF1
Scolisois and lateral thoracic meningocele should make you think of what disease?
NF1
What two fissures close prematurely with clover leaf syndrome? What else is a common finding?
coronal and lambdoid
hydro
Apert and Crouzons have premature closure of what suture?
coronal (brachycephaly)
Are parietal foramina benign? What causes them?
yes
venous anamolies
Too many wormian bones make you think what disease?
Osteogenesis Imperfecta
Too many wormian bones plus an absent clavicle should make you think what disease?
cleido-cranial dysostosis
What is the mnemonic for too many Wormian Bones?
PORK CHOP
What is the appearance of dermoid/epidermoid of the skull have?
benign appearing, sclerotic
Where are the two classic locations for a congenital dermal sinus of the face/skull?
nose and occiput
A cephalohematoma lies under what structure?
periosteum
A subgaleal hemorrhage lies ON TOP of what structure?
periosteum
What type of scalp hematoma can cause life threatening bleeding?
subgaleal hematoma
What complication can happen to a cephalohematoma?
super-infection
Supposedely, depressed fractures greater than what distance need surgery?
> 5mm
What is the textook definition of a sinus pericranii?
“abnormal communication between an intracranial dural sinus and extracranial venous structure”
What has a stronger association with NAT, epidurals or subdurals?
subdurals
Greater than what size is needed to diagnose BESSI? What is the etiology?
> 5mm
immature villi
What is the most common cause of macrocephaly? What does this predispose to?
BESSI
subdural
PVL pre-disposes a child to what type of abnormality?
CP
How long do PVL cysts take to develop?
4 weeks
By what age of gestation should the germinal matrix cease to exist?
36 weeks
What is the definition of a grade 1 germinal matrix hemorrhage?
blood at caudo-thalamic groove
What is the definition of a grade 2 germinal matrix hemorrhage?
blood in vents, vents are normal size
What is the definition of a grade 3 germinal matrix hemorrhage?
blood in vents, vents dilated
What is the definition of a grade 4 germinal matrix hemorrhage?
intraparenchymal hemorrhage
What is the most common syndromic associated with choanal atresia?
CHARGE
What type of defects are associated with choanal atresia?
midline defects, SPECIFICALLY hypothalamic-pituitary-adrenal
What are the two radiotracers for ectopic thyroid?
I-123 or Tc-MIBI
An enhancing nodule within a thyroglossal duct cyst should make you think what?
cancer (papillary)
What does a pediatric neck dermoid look like?
“sac of marbles”
Is phlebectasia associated with a stenosis?
no
Does the chin point towards or away from fibromatosis coli?
away
What is the most common soft tissue mass in the trachea?
subglottic hemangioma
What does subglottic hemangioma look like on frontal Xray?
unilateral croup
What is a laryngeal cleft? How are these definitively diagnosed?
communication between larynx and trachea
endoscopy
How many ribs are necessary to say the lungs are hyperinflated?
6 anterior or 8 posterior
With meconium aspiration, are lung volumes normal or high?
high
What additional finding is seen with meconium aspiration 20-40% of time?
ptx
In addition to C-section, what are two risk factors for TTN?
materal diabetes
maternal sedation
Surfactant deficiency can cause what two complications?
pulmonary hemorrhage
increased risk of PDA
Does GBS pneumonia have high or low lung volumes?
low
Does non-GBS pneumonia have high or low lung volumes?
high
Can surfactant administration mimic PIE?
yes
Does intra-lobar pulmonary sequestration have venous drainage to pulmonary or systemic veins?
pulmonary veins
Does extra-lobar pulmonary sequestration have venous drainage to pulmonary or systemic veins?
systemic
Is intra or extralobar pulmonary sequestration associated with other congential anamolies?
extra
When does extra-lobar pulmonary sequestration present? Why?
infancy
respiratory compromise
Do bronchogenic cysts communicate with the airway?
no
Which lobe is favored with congenital lobar emphysema?
left upper
Do CCAM/CPAM communicate with the airway?
yes
How is CLE treated?
lobectomy
Mortality rate of CDH is related to what?
degree of pulmonary hypoplasia
Most CDH pts have what entity?
congenital heart disease
Essentially all CDH patients are what?
malrotated
Regarding a bronchial foreign body, what side is put down?
affected side
Does CF have an absent or clogged vas deferens?
absent
What liver pathology can CF patients get?
biliary cirrhosis
Do men with PCD has absent vas deferns or immobile sperm?
immobile sperm
Does pleuralpulmonary blastoma invade the chest wall?
no
What complication can happen if a UVC becomes lodged in the PV?
hepatic infarct
What are the two positions for appropriate placement of a UAC?
high = T8-10
Low = L3 - L5
What is a contraindiction for a UAC?
omphalocele
Klinefelter syndrome is highly associated with what mediastinal mass?
“extra-gonadal germ cell tumor”
Rash after antibiotics should make you think which two things?
amoxicillin after mono
What vascular abnormality needs to be identifed prior to TEF repair?
right arch
How many VACTERL abnormalities need to be diagnosed in order to be VACTERL?
three
What is the only vascular variant that courses between the esophagus and trachea?
pulmonary sling
What vascular variant will produce an indentation on the anterior esophagus and posterior trachea?
double arch
What is a diverticulum of kommerrell?
aneurysmal out pouching of proximal origin of aberrant left subclavian
Corkscrew duodenum should make you think what disease?
midgut volvulus
How will the SMA appear in relation to the SMV during midgut volvulus?
SMA to RIGHT of SMV
How do Ladd’s Bands present?
intermittent episodes of duodenal obstruction
What two time frames does hypertrophic pyloric stenosis not occur?
at birth
after three months
What are two two size criteria for HPS?
4 and 14 mm
Where does a duodenal web occur in relation to the ampulla of vater?
distally
How does annular pancreas present in kids?
obstruction
How does annular pancreas present in adults?
pancreatitis
Short micro-colon should make you think what?
colonic atresia
Long microcolon can be seen with what two diseases?
meconium ileus
distal ileal atresia
What is another name for meconium plug syndrome?
small left colon syndrome
Is meconium plug syndrome associated with CF?
no
Meconium plug syndrome is most often seen with what two conditions?
maternal diabetes
magnesium sulfate
‘Sawtooth’ appearance of the rectum should make you think what disease?
Hirschsprung
Imperforate anus patients need to be screened for what?
tethered cord
Are direct or indirect hernias more common in kids?
indirect
Pressure should not exceed what during air contrast enema?
120 mm Hg
How is tension pneumoperitoneum treated?
needle decompression