CXR Flashcards

1
Q

MDPLOTS

A
M = mediastinum
D = diaphragms
P = pleura
L = lungs
O = osseus structures
T = trachea (centered)
S = stomach, soft tissues
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2
Q

Air is…

A

Black

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3
Q

Fat is…

A

Dark grey

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4
Q

Soft tissue/fluid is…

A

Light grey

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5
Q

Mineral is…

A

White

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6
Q

Metal is…

A

Bright white

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7
Q

Any structure should be analyzed for…

A

Size, shape and contour, position, density, number

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8
Q

How much of the chest cavity should the heart take up?

A

Less than half

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9
Q

Pitfalls to seeing cardiothoracic ratio

A

Portable AP vs PA films
Respiration
Thoracic deformity - pectus excavatum, scoliosis
Pulmonary diseases that depress the diaphragm
Abdominal diseases that elevate diaphragm
Obesity

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10
Q

Findings in CHF

A
  • increased heart size
  • large hila with indistinct margins
  • cephalization of flow (go towards head)
  • fluid in interlobar fissures (hazy)
  • pleural effusion (blunting of costophrenic angles)
  • Kerley B lines (fluid trapped in interlobular septa)
  • alveolar edema
  • peribronchial cuffing
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11
Q

Pericardial effusion looks like…

A

“water bottle” configuration

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12
Q

Dressler’s syndrome

A

Pleural and pericardial effusion
2-8 weeks post-MI
rarely can cause cardiac tampanade

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