Masterpass Chest 3

Question 1

Correct size selection for aortic stent

Answer 1

approx 10% greater than native aortic diameter to ensure seal

Question 2

Hibernating vs infarcted myocardium (MRI)

Answer 2

No delayed enhancement vs delayed hyperenhancement

Question 3

Adult presenting with enlarged heart and pulmonary plethora

Answer 3

Suggests left to right shunt, at this age ASD

Question 4

Neonate with cardiomegaly and reduced pulmonary blood flow

Answer 4

Pulmonary stenosis

Question 5

Cardiac resync pacemaker lead location

Answer 5

Right atrial appendage, right ventricle, left ventricle (cardiac vein)

Question 6

Syphilitic aneurysm

Answer 6

Saccular aneurysm of ascending aorta with thin, dystrophic wall calcification

Question 7

Bleeding disorder associated with pulmonary AVM

Answer 7

HHT (Osler-Weber-Rendu)

Question 8

Normal myocardial peak enhancement

Answer 8

20-30 seconds

Question 9

Commonest site for intracardiac thrombus

Answer 9

Left atrial appendage

Question 10

Reduced uptake inferiorly, similar in rest and stress images

Answer 10

Artefact from high rising diaphragm, especially if overweight

Question 11

Involvement of which extra-nodal site of Hodgkin’s lymphoma causes worst prognosis

Answer 11

Small bowel

Question 12

Casoni skin test diagnoses

Answer 12

Hydatid disease

Question 13

Commonest location of hydatid disease in lungs

Answer 13

Right lower lobe

Question 14

Intralobar vs extralobar sequestration venous drainage

Answer 14

Pulmonary vs systemic

Question 15

Commonest location for lung rheumatoid nodules

Answer 15

Peripheral

Question 16

Commonest cause of round pneumonia

Answer 16

Strep pneumoniae

Question 17

Smoker, thin walled cysts and centrilobular nodules with normal intervening lung

Answer 17

LCH

Question 18

Causes of calcified lung mets

Answer 18

Testis, breast, colon (mucinous adenocarcinoma), osteosarcoma, ovarian

Question 19

Most sus form of calcification in lung nodule

Answer 19

Multiple small foci

Question 20

Legionairre’s disease rarely causes

Answer 20

Lymphadenopathy

Question 21

Lower zone emphysema in young pt

Answer 21

Alpha-1 antitrypsin deficiency

Question 22

Hyaline membrane formation on histology

Answer 22

Acute Interstitial Pneumonitis

Question 23

Diffuse pulmonary haemorrhage on CT

Answer 23

Multifocal consolidation and ground glass change

Question 24

Indications for lower limb thrombolysis

Answer 24

Acute or acute on chronic ischaemia, graft thrombosis, thrombosed popliteal aneurysm, periprocedural thrombolysis

Question 25

Type II endoleak Rx

Answer 25

Follow-up, likely to be self limiting

Question 26

Enlarged right heart border, with prominent anteriosuperior aspect

Answer 26

Right atrial enlargement

Question 27

Commonest cause of neonatal cyanosis

Answer 27

Transposition

Question 28

Commonest location of tracheal diverticulum

Answer 28

At the level of thoracic inlet, on the right posteriolateral wall

Question 29

Optimal window setting for pulmonary embolus

Answer 29

Width 700, Level 100