Chapter 26 Pedi Abdomen Flashcards Preview

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Flashcards in Chapter 26 Pedi Abdomen Deck (36):
1

Describes the absence of the bile secretion or failure of bile to enter the alimentary tract

acholic

2

Fecalith or calcification located within the appendix

appendicolith

3

Congenital absence or closure of a normal body opening or tubular structure.

atretic

4

Autosomal recessive condition characterized by macroglossia, exophthalmos, and gigantism, often accompanied by visceromegaly and dysplasia of the renal medulla

Beckwith-Wiedemann Syndrome

5

Closure or absence of some or all of the major bile ducts

biliary atresia

6

Congenital cystic malformation of the common bile duct

choledochal cyst

7

Excessive development of one side or one half of the body or organ

hemihypertrophy

8

Thickened muscle in the pylorus that prevents food from entering the duodenum

hypertrophic pyloric stenosis

9

Thickened by absorption, evaporation, or dehydration

inspissated

10

Occurs when bowel prolapses into distal bowel and is propelled in an antegrade fashion

intussusception

11

Malignant hemorrhagic tumor composed principally of cells resembling neuroblasts that give rise to cells of the sympathetic system

neuroblastoma

12

Sign of pyloric stenosis in the neonatal period

projectile vomiting

13

Located between the stomach and duodenum

pyloric canal

14

Photographing the scintillations emitted by radioactive substances injected into the body; this test is used to determine the outline and function of organs and tissues in which the radioactive substance collects or is secreted

scintigraphy

15

Frequently associated with sectional areas of the gastrointestinal tract; the muscle is hyperechoic, and the inner core is hypoechoic

target (donut) sign

16

Rapidly developing tumor of the kidney that usually occurs in children

Wilms' Tumor

17

The right hepatic lobe should not extend more than _____ cm below the costal margin in the young infant.

1

18

The common bile duct should measure less than ____ mm in neonates, less than _______mm in infants up to a year old, less than _____mm in older children, and less than _____mm in adolescents and adults.

1;2;4;7

19

The length of the gallbladder should not exceed the length of the ________.

kidney

20

The three most common causes for jaundice in the neonate are ______, __________, and __________.

hepatitis, biliary atresia, choledochal cyst

21

Identify the clinical features of biliary atresia in the neonate.

Persistent jaundice, acholic stools, dark urine, distended abdomen from hepatomegaly

22

An abnormal cystic dilation of the biliary tree that most frequently affects the common bile duct is a(n) _____________.

choledochal cyst

23

When a choledochal cyst is present, there is usually ______________ of the common bile duct with associated ____________ ductal dilation.

fusiform dilation, intrahepatic

24

The most common benign vascular liver tumor of early childhood is infantile hepatic _______________.

hemangioendthelioma

25

The most common sonographic appearance of hemangioendthelioma is that of multiple _____________ lesions and _____________.

hypoechoic; hepatomegaly

26

The most common primary malignant disease of the liver is ___________ and occurs most frequently in children under 5 years of age.

hepatoblastoma

27

The ____________ is located between the stomach and duodenum.

pyloric canal

28

_____________________ occurs most commonly in male infants between 2 and 6 weeks of age.

Hypertrophic pyloric stenosis

29

As the pyloric muscle thickens and elongates, the stomach outlet obstruction increases, and vomiting is more constant and _____________.

projectile

30

A muscle thickness of ______mm or greater on the long axis view, a channel length of ______mm or greater, and pyloric muscle length of ______mm or greater are reliable indicators of HPS.

3.5, 17, 20

31

In infants and young children, the progression of acute appendicitis to ____________ is more rapid than in older children.

perforation

32

With ultrasound the acutely inflamed appendix is _______________.

noncompressible

33

_____________ produced by overlying transducer pressure is an additional finding consistent with appendicitis.

Localized pain

34

The most common acute abdominal disorder in early childhood is _____________.

intussusception

35

The presence of alternating hypoechoic and hyperechoic rings surrounding an echogenic cener as seen in a short-axis view of the involved area is known as the ____________ sign.

target or donut

36

Intussusception may be reduced with _________ pressure or by air reduction.

hydrostatic