Shoulder Pain

Question 1

what muscle is responsible for flexion and supination of the arm?

Answer 1

biceps brachii

Question 2

what muscle adducts, extends and internally rotates the arm?

Answer 2

latissimus dorsi

also an accessory muscle of respiration

Question 3

what muscle is responsible for overhead abduction of the arm (> 90°)?

Answer 3

trapezius

Question 4

what muscle is responsible for the first 0-15 degrees of arm abduction?

Answer 4

supraspinatus

Question 5

what muscle is responsible for 15-90 degrees of arm abduction?

Answer 5

deltoid

Question 6

what rotator cuff muscle is responsible for external rotation?

Answer 6

infraspinatus

Question 7

what rotator cuff muscle is responsible for adduction and external rotation?

Answer 7

teres minor

Question 8

what rotator cuff muscle is responsible for adduction and internal rotation?

Answer 8

subscapularis

Question 9

what rotator cuff muscle is the most commonly injured?

Answer 9

supraspinatus

Question 10

what rotator cuff muscle is being tested during the empty can test?

Answer 10

supraspinatus

Question 11

Answer 11

AC separation

(structures that may be damaged: acromioclavicular ligament,
coracoclavicular ligament)

Question 12

what is this biopsy depicting?

Answer 12

SCC

Solid, epithelial tumor
Intercellular bridges (arrowheads)
Keratin pearls (blue circles)

Question 13

where is SCC located in the lung?

Answer 13

central

Naylor: “hint, it will be central and pearly white due to keratin production”

Question 14

what is the MoA of cisplatin?

Answer 14

platinum compound that cross-links DNA

Question 15

adverse effects of cisplatin [3]

Answer 15

nephrotoxicity
peripheral neuropathy
ototoxicity

Question 16

compression of the […] ganglion of the oculo-sympathetic pathway causes Horner’s syndrome

Answer 16

stellate

(via mass effect from tumor)

Question 17

cushing syndrome and SIADH are paraneoplastic syndromes associated with what cancer?

Answer 17

SCLC

Question 18

Edema of the upper extremities and face (facial plethora)

Prominent venous pattern on the chest, face, and upper extremities

Jugular venous distension

are symptoms of…

Answer 18

SVC syndrome

Question 19

Sudden onset of severe, sharp tearing chest or abdominal pain that radiates to the back

Asymmetrical blood pressure, pulse deficit

New diastolic murmur

Answer 19

aortic dissection

Question 20

Heavy, dull, pressure/squeezing sensation

Substernal pain with radiation to left shoulder

Nausea, vomiting, diophoresis

Answer 20

MI

Question 21

constitutional symptoms
(fever of unknown origin)

new/change in heart murmur

Answer 21

endocarditis

Question 22

Sharp, pleuritic, retrosternal chest pain

Exacerbated by lying down; improved by leaning forward

high pitched friction rub

Answer 22

pericarditis

Question 23

Pleuritic chest pain

Acute onset dyspnea, hypoxemia

Cough, hemoptysis

Answer 23

PE

Question 24

Associate […] features with aortic dissection risk

Answer 24

marfanoid

tall stature, long limbs (with an increased limb length to body height ratio), overcrowded dentition with a high-arched palate, arachnodactyly (long, slender fingers), and joint hypermobility.

(past medical history items may include retinal detachment, CNS aneurysm)

Question 25

A high-pitched, blowing, diastolic murmur is a typical finding in patients with [...]

Answer 25

aortic regurgitation (can occur in aortic dissection because aortic dilatation prevents leaflets from closing properly)

Question 26

Deformity of the chest wall (pectus carinatum or pectus excavatum) is a common finding in patients with [...] syndrome

Answer 26

Marfan

Question 27

Aortic dissection most commonly occurs secondary to [...]

Answer 27

hypertension

Question 28

An aortic dissection is typically caused by a tear in the [...]

Answer 28

tunica intima

Question 29

externally rotate the humerus [2]

Answer 29

infraspinatus teres minor

Question 30

innervates the supraspinatus muscle and infraspinatus muscle

Answer 30

suprascapular n.

Question 31

deltoid is innervated by

Answer 31

axillary

Question 32

trapezius is innervated by

Answer 32

accessory

Question 33

serratus anterior is innervated by

Answer 33

long thoracic

Question 34

main internal rotator of the shoulder

Answer 34

subscapularis

Question 35

immunohistochemical markers for neuroendocrine tumors [3]

Answer 35

enolase synaptophysin chromogranin A

Question 36

most common lung cancer among those who have never smoked

Answer 36

adenocarcinoma

Question 37

most common type of lung cancer more prevalent in women

Answer 37

adenocarcinoma

Question 38

Round nodules of varying sizes scattered throughout the lungs (“cannonball lesions”) suggest [...]

Answer 38

pulmonary metastases

Question 39

The types of lung cancer most strongly correlated with cigarette smoking are [2]

Answer 39

SCC SCLC