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CORE Radiology Exam > Last minute essentials > Flashcards

Last minute essentials Flashcards

1
Q

CHARGE

A 
Coloboma
heart defect
retarded growth
GU abnorm
Ear anomalies
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2
Q

CXR: high volume, ropy perihilar opacities, +/- PTX

A

Mec aspiration syn

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3
Q

CXR: low volumes and bilateral granular opacities

A

SSD (arena, no hay fluido), GBSP

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4
Q

Leading cause of death in sickle cell patients

A

acute chest

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5
Q

Bronchiectasis like CF but lower lung predominance

A

PCD

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6
Q

Big fucking mass in the chest of a 2 yr old

A 
Pleuropulmonary Blastoma (PPB): normal ribs
Askin tumor (Ewing): eats rib
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7
Q

Ideal spot for umbilical v cath

A

IVC/RA junction

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8
Q

Cathether that goes down first in Neonate
umbilicus, umbilical artery, iliac artery, then aorta.
SHould be posiitoned low or high to avoid renal arteries

A

UAC.
T8-T10 or L3-L5
Omphalocele is contraindication

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9
Q

Cathether that goes down first in Neonate
umbilicus, umbilical artery, iliac artery, then aorta.
SHould be posiitoned low or high to avoid renal artery thrombosis (presents as HTN)

A

UAC.
T8-T10 or L3-L5
Omphalocele is contraindication

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10
Q

VACTERL

A 
Vertebral anomalies
Anal imperforation
Cardiac
TE F or Esoph atresia
R renal
Limb (radial ray)

Dx when 3 or more are present

heart and kidney are the MC affected organs.

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11
Q

Only variant that goes between esophagus and trach

assoc w tracheal stenosis

A

Pulm sling

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12
Q

Dysphagia Lusoria

A

left arch w aberrant R subclav

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13
Q

Bilious vomiting is ___ until proven otherwise. Next step?

A

MGV

upper GI

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14
Q
  • Non bilious vomiting?

- nxt step?

A

HPS

US

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15
Q

Jejunular atresia secondary to

A

vascular insult
look for additional atretic segments
Triple bubble

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16
Q

dubble bubble but

  • very very distended? NO dista air NADA
  • not so distended?
A
  • Duodenal Atresia

- MDG

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17
Q

SMA to the right of SMV on US or CT

A

Malrotation

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18
Q

HPS

  • age range
  • criteria
  • BW?
A
  • 2-12w
  • 4mm single wall, 14 mm length
  • paradoxycal aciduria
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19
Q

Which gastric volvulus can cause ischemia and needs to be fixed?

A

Mesenteroaxial, flips over short axis, MC in monsters (kids)

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20
Q

Duodenal web is assoc w

A

malrotation and Down Syndrome

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21
Q

short microcolon

A

colonic atresia

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22
Q

short microcolon

A

colonic atresia (vascular insult)

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23
Q

Colon with caliber change on lower GI

A

Small left microcolon

Hirschsprung

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24
Q

Rectum smaller than sigmoig (ratio < 1) or saw tooth pattern

A

Hirschsprung

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25
Q

Spinal asocc with imperforate anus

A

tethered cord (get US)

always think VACTERL

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26
Q

Hernias Lateral to inf epigastric

A

Indirect (MC in kids)

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27
Q

Age range of intusscupetion

A

3 mo - 3yr

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28
Q

If pt perforates while reducing intusscuecption and gets tension pneumoperitoneum. Nxt step?

A

Needle decompression

Pressure should not exceed 120mmHg

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29
Q

Gastroschisis facts

A
  • no membrane
  • R>L
  • assoc w anomalies are rare
  • high serum AFP
  • assoc w intestinal atresias
  • liver + stomach
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30
Q

Omphalocele

A
  • midline
  • membrane
  • many assoc.
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31
Q

MC cause of pancreatitis in kids

A

trauma

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32
Q

Peds pancreatic mass
at age 1?
age 6?
age 15

A
  • pancreatoblastoma
  • adenoCA
  • SPEN
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33
Q

Liver massess in tumors nxt thing to look at in question stem ?
< 1 yoa
< 5
> 5

A

age

  • Infantile Hepatic Hemangioma (high EGF, Kasaback Merrit syndrome, HOCF, spont involute)
  • Hepatoblastoma (Syndromic assoc, Well circum solid RIGHT sided mass, calcs 50%, high AFP, Precocious puberty)
  • > 5: HCC, Fibrolamellar (< 35, NON. enhancing central scar, T2 dark), embryonal sarc
34
Q

NON enhancing central scar, T2 dark

A

FIbrolamellar

35
Q

Type 5 choledocal cyst

A

intrahepatic only (Caroli)

36
Q

Intra + extra hep choledochal cysts type?

A

4

37
Q

Central dot sign

A

PV surounded by dilated bile ducts

38
Q

Central dot sign

A

PV surrounded by dilated bile ducts

39
Q

cysts in the kidney + liver fibrosis.

A

AR-PCKD

40
Q

The purpose of liver bx in congenital biliary atresia is to exclude

A

Alagille Syn (hereditary cholestasis)

41
Q

Kid with gallstones + no spleen, think …

A

SCD

42
Q

Isomerism with reverse aorta & IVC

A

right isomerism

43
Q

Type of cancer with horseshoe kidney?

Syndorme?

A
  • renal carcinoid, Wilms, TCC

- Turner

44
Q

Congenital UPJ tx

A

pyeloplasty (radiologist can look for overlying vessels prior t procedure)

45
Q

UPJ obstruction vs Extrarenal pelvis

A

Whitaker test

46
Q

Smoothly enlarged echogenic kidneys with loss of CM diff. in child.

A

AR-PCKD**

47
Q

Neonatal RV thrombosis assoc w

A

maternal diabetes

48
Q

Kid shaped like a pear (abd musculature def)
cryptorchid
hydroureteroneph

A

Prune Belly (Eagle Barret)

49
Q

Reverse J fishhook appearance of ureter

A

Retrocaval (circumcalva ureter)

50
Q

cobra head sign

A

Ureterocele (secondary to obstruction of ureteral orifice) assoc w duplicated collecting system

51
Q

Weigert Myer rule

A

UInfmedUO

LLatR

52
Q

Midline bladder structure mass

A

AdenoCA at patent urachus

53
Q

Manta Ray sign {AM}

A

bladder extrosphy (inc risk of CA)

54
Q

Solid organ GU- Neonate diff dx? u born w it

A
  • Nephroblastomatosis

- Mesoblastic Nephroma

55
Q

Solid organ GU- Neonate diff dx? u born w it

A
  • Nephroblastomatosis (hypodense rind, rests that didnt regress, can turn into Wilms, f/u w US)
  • Mesoblastic Nephroma (benign hamartoma, MC renal tumor in infancy, polyhydramnios)
56
Q

Solid organ GU- Around age 4 diff dx?

A
  • Wilms (solid ball, lung mets)
  • Lymphoma
  • Multicystic nephroma (young boys, middle age women, herniates into renal sinus, resect)
57
Q

Solid organ GU- Teenager diff dx?

A
  • RCC (solid tumor of adolesents, assoc VHL, TS)

- Lymphoma

58
Q

Multiple tiny cyst with no functioning renal tissue

A

Multicystic Dysplastic Kidney

50% contralateral renal abnorm
Renal scintigraphy w/o excretory function

59
Q

I say Beckwidth-Widemann you say…

A

WHO?

  • Wilms
  • Hepatoblastoma, hemihypertrophy
  • Omphalocele
60
Q

Biopsy for Wilms tumor?

A

NO! You can seed the tract and upstage.

61
Q

MC bladder CA in humans < 10 yoa

A

Rhabdomyosarcoma

BW: {paratesticular mass}

62
Q

Raccoon Eyes

A

Orbital Neuroblastoma

63
Q

Adrenal gland tumor frequantly contrasted with Wilms…

and differences?

A

Neuroblastoma

< 2yoa, calcifies 90%, mets to bones, MIBG

64
Q

Nxt step adrenal mass in neonate

A

F/U Us imaging

65
Q

Cerebriform adrenal

A

CAH

66
Q

MCC idiopathic scrotal edema

A

HSP

67
Q

Peutz Jeghers and bilateral scrotal massess

A

Sertolli cell tmors

68
Q

Sacroccoccygeal Teratoma resection involves…

A

cutting out the coccyx if not it reccurs.

69
Q

Cellery stack

A

Congenital rubella

70
Q

Destruction of the medial portion of the prox metaphysis of tibia

A

Syphilis (Wimberger sign)

71
Q

Dead. dward with short ribs

A

Jeune

72
Q

Telephone receiver + cloverleaf head

A

Thanatophoric dysplasia

73
Q

Many bifid ribs

A

Gorlin Syndrome

74
Q

Erlenmeyere flask shaped femurs

A

Gaucheres

75
Q

The commonly accepted minimum diameter for treating a true aneurysm of the splenic artery is

A

2.0 to 2.5 cm

76
Q

Coalescent peripheral hepatic nodules with target-like appearance and capsular retraction

A

Liver epithelioid hemangioendothelioma

77
Q

A Segond fracture is an avulsion fracture at the attachment of the lateral collateral band due to internal rotation and varus stress.

A

assoc w ACL injury

78
Q

T2 hyperintense late enhancing scar + SC and + HIDA, Barely perceptiple w/o contrat.

A

FNH.

79
Q
  1. Empty thecal sac sign

2. Central nerve root clumping

A

arachnoiditis

80
Q

+CE of Nerve roots of cauda equina

facial N is the MC n. affected

A

GBS

81
Q

Thickened enhancing onion bulb nerve roots. Dread locks.

A

Chronic inflammatory demyelinating polyneuropathy (CIDP)

CORE Radiology Exam (16 decks)

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