Diagnostic Radiology Flashcards

1
Q

***Contents of the mediastinal division

A

Superior: Thymus, Oesophagus, SVC, Aortic arch, Thoracic duct

Inferior:
Anterior: Internal thoracic artery, Inferior thymus
Middle: Heart, Ascending aorta, Bifurcation and Main bronchi, lower SVC
Posterior: Descending thoracic aorta, hemiazygos veins, inferior oesophagus, Thoracic duct

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2
Q

CT scan

A

Oxygenated blood: bright white

Deoxygenated blood: dull grey

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3
Q

Echo and Nuclear NPI

A

Short axis: transverse plane (打橫切)
Long axis: longitudinal plane (打直切): LV, RV在右

Nuclear NPI: short axis, vertical long axis, horizontal long axis
—> 17 left ventricular segment
—> coronary artery territories: LAD (左上), RCA(左下), LCX(右)

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4
Q

Aortic root 3 components

A
  1. Sinotubular junction
  2. Sinus of Valsalva
  3. Aortic annulus

3 coronary cusps: LCC, RCC, NCC (non-coronary cusp: no coronary artery arise)

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5
Q

Chest X-ray

A

Visible:

  1. Air-filled structures
    - trachea
    - lung
  2. Soft tissue
    - heart
    - diaphragm
    - breast
  3. Bones
    - ribs
    - scapulae

Not visible:

  1. Air-filled structure
    - oesophagus
  2. Soft tissue
    - aorta
    - pleura
  3. Bones
    - sternum
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6
Q

Hilar point

A

Angle formed by:

  • Descending upper lobe vein
  • Lower lobe pulmonary artery

(Hilum低過level of carina!!!)
Level of carina: T4-T5, sternal angle, attachment of 2nd rib

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7
Q

Cardiac MRI

A

2 chamber view: LA, LV, mitral valve
3 chamber view: LA, LV, RV, mitral valve, aortic valve, aortic root
4 chamber view: LA, LV, RV, RA

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