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Ultrasonography > Liver > Flashcards

Liver Flashcards

(51 cards)

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1
Q

Functions of liver

A

amino acids -> urea & glucose
stores glycogen from glucose
manu heparin
secrete bile

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2
Q

[..] broken down to produce bile pigment

A

RBC

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3
Q

2 types of bile

A

bilirubin - yellowish- orange
biliverdin [oxidized] - green

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4
Q

blood supply of liver

A

30% hepatic artery
70% portal vein

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5
Q

venous drain of liver

A

hepatic vein

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6
Q

largest solid organ

A

liver

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7
Q

covering of liver, shield the portal triad

A

Glisson’s capsule

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8
Q

T/F 1.6 kg M , 1.4 kg F liver

A

T

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9
Q

portal triad

A

portal vein
hepatic artery
CBD

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10
Q

liver divisions

A

left lobe - med and lat seg
right lobe - ant and pot seg
caudate lobe - smallest lobe

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11
Q

3 fossae of right lobe of liver

A

GB, portahepatic, IVC

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12
Q

liver ligament that connects posterior liver to diaphragm

A

coronary ligament

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13
Q

liver ligament that attaches liver to anterior abdominal wall
separate R and L sphrenic spaces

A

falciform ligament

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14
Q

liver ligament that connects lesser curvature of stomach to liver

A

gastrohepatic ligament

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15
Q

liver ligament that connects liver to proximal duodenum

A

hepatoduodenal ligament

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16
Q

liver ligament that connects liver to body wall

A

triangular ligament

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17
Q

liver ligament lies within the falciform ligament
“fetal umbilical vein”

A

ligamentum teres

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18
Q

liver spaces

A

morrison pouch
subhepatic pouch
subphrenic pouch

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19
Q

pouch located lateral to R lobe anterior to R kidney

A

Morison Pouch

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20
Q

space located b/w inferior edge of R lobe and ant to R kidney

A

subhepatic space

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21
Q

space located b/w diaphragm and superior border of liver

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A

subphrenic space

22
Q

T/F Liver is an intraperitoneal organ

23
Q

lobe inferior to diaphragm

24
Q

lobe anterior to R kidney

25
liver abdominal location
right hypochondriac region, midclavicular line
26
extension of R lobe INFERIOR and ant to lower pole of R kidney
Reidel's Lobe
27
hepatomegaly length
>18 cm
28
liver sono app
homogenous moderately echog smooth parenchyma blood vessels -anechoic
29
liver echog in relation to: kidney spleen
>kidney
30
Liver Survey
longit axial
31
non specific reaction t hepatocyte injury, obesity, alcohol abuse, diabetes, and drugs
Fatty Disease (diffuse hd)
32
types of fatty disease
diffuse fatty liver - entire focal fatty liver- lobar/segmental focal fatty sparing - no pattern
33
hepatomegaly - liver enlargement causes: [..]
1. vascular congestion - CHD 2. infection (Hepa) 3. tumors
34
uts findings of hepatomegaly
1. length of R lobe 2. rounding of L lobe hepatic edge 3. liver edge extending to pelvic bone
35
normal in thin females, extension of R lobe up to iliac crest
Reidel's Lobe
36
Hepa Types
A - fecal/oral B - sexual/blood C - blood D - same w/ B E - water borne/oral G - blood
37
UTS finding of acute hepatitis
"starry sky"
38
UTS findings of chronic hepatitis
normal until cirrhosis develops decrease parenchymal echog increased echoes in portal triad
39
end stage liver disease final common pathway of liver injury
Cirrhosis
40
MC Causes of cirrhosis
alcohol abuse viral hepatitis B and C
41
parenchyma and architecture is destroyed irregularly defined
cirrhosis
42
Passive Hepatice congestion is seen in the ff conditions:
constructive pericarditis pulmonary HPN CHF congestive heart failure
43
UTS Findings: carvernous hemangiomas
1. hyper or echo nodular lesions 2. vascular lesion that does not change size over time
44
CAUSES of Abscess
1. complications from biliary tract infection 2. sepsis 3. trauma
45
UTS Findings Abscess
1. thick walled, irreg 2. hypo then ane [lysis] 3. air is common
46
blood from abdominal injuries
liver hematoma
47
UTS Findings: liver hematoma
1. variable: age and evol of hemat 2. fresh clots - echog 3. septations common
48
Caused by Ca2+ deposits
hepatic calcifications
49
CAUSES of hepatic calcifications
1. granulomatous disease 2. cavernous hemangiomas 3. metastasis
50
primary sites of liver metastasis stage IV
stomach, liver, breast, colon, pancreas
51
[2] malignant liver lesions
hepatocellular carcinoma hepatic metastasis

Ultrasonography (10 decks)

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