Chest

Question 1

MC anterior mediastinal mass?

Answer 1

thymoma

Question 2

myasthenia gravis –> MC assoc thymic abnormality?

Answer 2

follicular thymic hyperplasia

Question 3

pulmonary A pseudoaneurysm –> MCC?

Answer 3

Swan-Ganz catheter or inflated balloon –> direct iatrogenic injury to the pulmonary artery

Question 4

lymphangioleiomyomatosis –> characteristic finding on HRCT?

Answer 4

mult thin walled cysts of various sizes –> surrounded by normal lung parenchyma

Question 5

lymphangioleiomyomatosis –> pathology?

Answer 5

persistence of dilated lymphatics & interstitial proliferation of abnormal smooth muscle –> can obstruct venules, lymphatics, and small airways

Question 6

lymphangioleiomyomatosis –> can be found in what other condition?

Answer 6

tuberous sclerosis

Question 7

lymphangioleiomyomatosis –> MC clinical presentation

Answer 7

• F childbearing age
• exertional dypsnea
• recurrent PTX

Question 8

lymphangioleiomyomatosis –> MC abd finding

Answer 8

renal angiomyolipoma

Question 9

lymphangioleiomyomatosis vs. langerhans cell histiocytosis –> difference in lung findings?

Answer 9

LAM:

• cysts are more smooth in contour
• diffuse

LCH:

• cysts are more irregular in contour
• mid to upper lobe distribution

Question 10

lymphangioleiomyomatosis vs. langerhans cell histiocytosis –> difference in epidemiology?

Answer 10

LAM: F childbearing

LCH:

• children
• YA h/o heavy smoking

Question 11

Wegener granulomatosis –> MC airway manifestation

Answer 11

circumferential thickening of trachea –> ulcer formation –> luminal stenosis

Question 12

thoracic sarcoidosis –> staged with what imaging modality?

Answer 12

CXR

Question 13

Kaposi sarcoma –> pulmonary –> characteristic finding?

Answer 13

bilateral, symm –> perilymphatic/peribronchovascular –> flame-shaped nodular opacities

Question 14

pulmonary alveolar proteinosis –> pathology?

Answer 14

disorder of surfactant turnover –> surfactant-derived lipoproteinaceous material –> accumulate in alveoli

Question 15

pulmonary alveolar proteinosis –> classic CT finding?

Answer 15

crazy paving pattern: GGO superimposed interlobular septal thickening

Question 16

what condition is assoc with lymphocytic interstitial pneumonia (LIP)?

Answer 16

Sjogren’s

Question 17

Sjogren’s –> get what type of interstitial lung disease?

Answer 17

lymphocytic interstitial pneumonia (LIP)

Question 18

lymphocytic interstitial pneumonia (LIP) –> imaging features (2)

Answer 18

• perivascular cysts

- GGO

Question 19

Birt-Hogg-Dube synd –> lung cysts –> features

Answer 19

• lower lobe predominant
• variable morphology within each pt
• presence of paramediastinal cysts

Question 20

complicated silicosis –> imaging features

Answer 20

upper lobes –> lrg mass-like consolidations

Question 21

lymph nodes –> what pattern is highly suggestive of silicosis?

Answer 21

eggshell calcification

Question 22

bronchogenic cyst –> MC location

Answer 22

subcarina

Question 23

what conditions predispose to pulm aspergilloma? (2)

Answer 23

• TB

- sarcoid

Question 24

CMV pneumonia –> typical appearance?

Answer 24

bilat GGO

Question 25

Which pattern of interstitial lung disease is MOST commonly associated with Rheumatoid Arthritis?

Answer 25

usual interstitial pneumonia

Question 26

chest --> carcinoid --> usu manifestation?

Answer 26

endobronchial lesion

Question 27

endotracheal lesion --> MC dx?

Answer 27

SCC

Question 28

lymphangioleiomyomatosis --> assoc findings/conditions? (2)

Answer 28

- PTX | - chylothorax

Question 29

Which one of the interstitial lung diseases is classified as a smoking related disorder

Answer 29

Desquamative interstitial pneumonia

Question 30

allergic bronchopulmonary aspergillosis --> radiographic hallmark?

Answer 30

central bronchiectasis

Question 31

Morgagni hernia --> MC location?

Answer 31

R cardiophrenic

Question 32

Desquamative Interstitial Pneumonia (DIP) --> typical CT appearance?

Answer 32

diffuse GGO

Question 33

hypervascular adenopathy --> ddx? (1)

Answer 33

Castleman's

Question 34

A false negative F - 18 FDG PET study is MOST likely to occur in which type of lung carcinoma? (2)

Answer 34

low metab activity: - bronchoalveoloar - carcinoid