Radiographs

Question 1

Answer 1

Kartagener Syndrome

Question 2

Answer 2

Primary pneuomothorax

Question 3

Answer 3

Question 4

Answer 4

Question 5

Answer 5

Question 6

Answer 6

A Normal CT scan:

• there is a heart
• there are central vascular and airway markings

• The rest is lung parenchyma with LOTS of gas (air)

Question 7

Answer 7

Reverse batwing

Question 8

What causes batwing infiltrates?

Answer 8

Question 9

What causes reverse batwing infiltrates?

Answer 9

• anything favoring peripheral involvement
• fibrosis (ex. idiopathic)
• Sarcoidosis

Question 10

Answer 10

Question 11

Answer 11

Question 12

Answer 12

A normal chest X-ray (CXR):

• There are overlying bone structures
• There is overlying soft tissue
• There is a heart
• There are central vascular and airway markings

• The rest is lung parenchyma with LOTS of gas (air)

Question 13

Answer 13

adenocarcinoma in situ - ground glass appearance

Question 14

Answer 14

Question 15

Answer 15

Mucinous adenocarcinoma

Question 16

What type of pulmonary edema gives a bat wing central distribution? white out?

Answer 16

a. hydrostatic - back up due to CHF
b. permeative - ARDS; diffuse process affects entire lung

Question 17

Answer 17

Batwing

Question 18

Answer 18

Lobar Pneumonia

• typically s pneumo, s aureus, gram negatives
• more likely to abscess then bronchopneumonia

Question 19

Answer 19

Bronchiectasis

-abnormal, persistent widening of airways, often with extension into the peripheral lung fields.

Answer 20

Bronchopneumonia

Tree in bud

Question 21

Answer 21

Question 22

Answer 22

Question 23

Answer 23

Bronchiectasis - DDX
• Cystic fibrosis
• Allergic bronchopulmonary Aspergillosis (ABPA)

• Chronic infections (tuberculosis)
• Primary ciliary dyskinesia (Kartagener Syndrome)

• Young’s syndrome

Question 24

Answer 24

Atelectasis - resportion type (due to it being wedge shaped)

• ex: peanut, mucus, squamous carcinoma (endobronchial tumor), carcinoid tumor

Question 25

Answer 25

Question 26

Answer 26

Question 27

What type of nodules can we see on CXR?

Answer 27

Question 28

Answer 28

Question 29

Answer 29

Red Hepatization - Lobar pneumonia