Thoracic Outlet Syndrome

ALL of the following are common causes of Thoracic Outlet Syndrome EXCEPT –

A. Cervical ribs

B. abnormalities of the scalenus anticus muscle

C. proximity of the clavicle to the first rib

D. abnormal insertion of the pectoralis major muscle

Which of the following is associated with Paget Schroetter Syndrome?

A. Effort-induced thrombosis of the subclavian veins

B. Effort-induced thrombosis of the subclavian artery

C. Effort-induced palsy of Axillary nerve

D. Axillary artery thrombosis at Sleep

ALL are TRUE about Paget Schroetter Syndrome EXCEPT-

A. Venous variant of thoracic outlet syndrome

B. More commonly seen in Elderly patients

C. Male to Female ratio of 2:1

D. More commonly encountered on the right side

What is the following is correct order of variants of thoracic outlet syndrome from most common to least common?

A. Venous variant > Arterial Variant > Neurogenic Variant

B. Venous variant > Neurogenic Variant > Arterial Variant

C. Neurogenic Variant > Venous variant > Arterial Variant

D. Arterial Variant > Venous variant > Neurogenic Variant

Prominent superficial veins over the right upper arm and shoulder seen in Schroetter Syndrome is known as –

A. Battle’s sign

B. Urschel’s sign

C. Moniz sign

D. Beevor’s sign

All of the following are used to diagnose thoracic outlet syndrome EXCEPT-

A. Adson’s maneuver

B. Halstead maneuver

C. Allen test

D. Roos Stress Test


Four forms of thoracic outlet syndrome are-

  1. anterior scalene syndrome
  2. costoclavicular syndrome
  3. pectoralis minor syndrome
  4. cervical rib syndrome.

Adson’s test is designed to assess –

anterior scalene syndrome

Eden’s test is designed to assess –

costoclavicular syndrome

Wright’s test is designed to assess –

pectoralis minor syndrome

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