Diaphragm & Chest Wall Diseases

Question 1

Unilateral diaphragmatic paralysis usually results from what?

Answer 1

Pulmonic neoplasm to phrenic nerve

Question 2

What is M/C/C of bilateral diaphragmatic paralysis?

Answer 2

Spinal cord injury

Question 3

Totally eventrated hemi-diaphragm is usually on which side?

Answer 3

Left

Question 4

Partially eventrated hemi-diaphragm is usually on which side?

Answer 4

Right

Question 5

What are 3 common causes for hiatal hernia?

Answer 5

a) Obesity
b) Pregnancy
c) Congenital weakness of esophageal hiatus

Question 6

What is the M/C primary benign tumor of the diaphragm?

Answer 6

lipoma

Question 7

What is the M/C primary malignant tumor of the diaphragm?

Answer 7

fibrosarcoma

Question 8

What are the causes for inferior notching?

Answer 8

• Coarctation of aorta (M/C)
• Aortic thrombus
• Subclavian obstruction
• Pulmonary oligemia
• SVC obstruction
• Pulmonary AVM
• Chest wall AVM
• NF

Question 9

What are the causes for superior notching?

Answer 9

• RA
• SLE
• Scleroderma
• Sjogren
• HPT
• NF
• Osteogenesis imperfecta
• Marfan’s
• Poliomyelitis
• Progeria

Question 10

Which rib is M/C involved in Tietze’s syndrome?

Answer 10

2nd

Question 11

What chest wall deformities do Marfan patient’s get?

Answer 11

Pectus excavatum & pectus carinatum

Question 12

Post traumatic diaphragm disruptions occur what % of time on the left?

Answer 12

90%