Abduction of the shoulder against resistance helps localize pain in which of the following muscles of the shoulder girdle?
A Supraspinatus
B Infraspinatus
C Teres minor
D Subscapularis correct answersA
Abduction against resistance tests the supraspinatus
A 22 year-old male presents to the...
Abduction of the shoulder against resistance helps localize pain in which of the following muscles of the
shoulder girdle?
A Supraspinatus
B Infraspinatus
C Teres minor
D Subscapularis correct answersA
Abduction against resistance tests the supraspinatus
A 22 year-old male presents to the ED after sustaining a blow to the knee during football practice. The
knee exam demonstrates significant forward translation of the tibia when the knee is in 15 degrees of
flexion and external rotation at the hip. Which of the following knee maneuvers does this represent?
A Abduction stress test
B Anterior drawer sign
C Lachman test
D McMurray test correct answersC
The Lachman test is performed to evaluate the anterior cruciate ligament. The knee is placed in 15
degrees of flexion and external rotation of the hip.
A 12 year-old female presents for a routine sports physical. The physical exam reveals asymmetry of the
posterior chest wall on forward bending. This is the most striking and consistent abnormality of which of
the following?
A Spondylolysis
B Spondolisthesis
C Scoliosis
D Herniated disc correct answersC
,Asymmetry of the posterior chest wall on forward bending is the most striking and consistent
abnormality in patients with idiopathic scoliosis.
Physical exam findings in a 4 year-old child that include blue sclerae and recurrent fractures indicates
which of the following?
A Ehlers-Danlos syndrome
B Marfan syndrome
C Achondroplasia
D Osteogenesis imperfecta correct answersD
Mild osteogenesis imperfecta presents with blue sclerae, history of recurrent fractures and presenile
deafness.
A 65 year-old female presents to the office with a six-month history of back pain. The patient states that
she is shrinking and thinks she is about an inch shorter than she was a year ago. Serum parathyroid
hormone, calcium, phosphorus, and alkaline phosphatase are all normal. Which of the following would
you most likely see on the x-ray of her spine?
A Radiolucent lesions
B Demineralization
C Chondrocalcinosis
D Subperiosteal resorption correct answersB
Osteoporosis presents with varying degrees of back pain and loss of height is common. The serum
calcium, parathyroid hormone, phosphorus, and alkaline phosphatase are normal. X- ray findings
demonstrate demineralization in the spine and pelvis.
In a trauma patient who has a suspected cervical spine injury, the x-ray view that will identify the
majority of significant injuries is
A lateral.
B oblique
C anteroposterior
D odontoid correct answersA
,The lateral view shows 70-80% of significant injuries. It is important to visualize all seven cervical
vertebrae and the upper margin of T1 to avoid missing possible pathology.The oblique view is usually not
included in the initial set of x-rays taken. Bilateral supine oblique is a view that may be ordered if all
seven cervical vertebrae are not seen on the lateral view.
A 38 year-old male sustained a fracture of the left distal tibia following a 25-foot fall and is taken to the
operating room for an open reduction internal fixation of the distal tibia. Sixteen hours post-op, the
patient develops sustained pain, which is not relieved with narcotics. On passive range of motion of the
toes the patient "yells" in agony. The patient also states that the top of his foot has decreased sensation.
On physical examination the physician assistant notes that the leg is swollen and the foot is cool to
touch. Based upon this information what diagnostic testing should be done?
A X-ray of the lower leg and ankle.
B Doppler studies.
C Bone scan.
D Compartment pressure correct answersD
Compartmental pressures should be obtained as soon as possible. If they are elevated this is a surgical
emergency.
A 32-year-old male presents with an acute onset of pain and swelling in his left ankle. On physical exam,
the ankle is warm, swollen and erythematous. Evaluation of the synovial fluid reveals only leukocytosis
with a low glucose. Which of the following is the most likely diagnosis?
A Gout
B Pseudogout
C Acute rheumatic fever
D Septic arthritis correct answersD
Leukocytosis and a low synovial glucose are indicative of septic arthritis.
A 32-year-old male presents with migratory arthralgias and profound malaise and fatigue. He states that
one week ago he returned from a hunting trip in Pennsylvania. He is also complaining of a lesion on his
left thigh that he noticed about 3 days ago. Physical exam reveals a large annular lesion with a bright red
outer border and partial central clearing. Which of the following is the most likely diagnosis?
, A Rheumatoid arthritis
B Kawasaki disease
C Lyme disease
D Nongonococcal arthritis correct answersC
After an incubation period of 3 to 32 days, erythema migrans develops at the site of the tick bite. Within
days or weeks after the onset of erythema migrans the patients develop a severe headache, mild
stiffness of the neck, migratory musculoskeletal pain, arthralgias and profound malaise and fatigue.
A 22 year-old male presents with pain along the medial tibia. The pain initially began towards the end of
soccer practice but now it is present earlier on. Physical exam reveals pain to palpation over the
posterior tibialis muscle body. What is the most likely diagnosis?
A Shin splint
B Stress fracture
C Osgood-Schlatter disease
D Patellofemoral pain syndrome correct answersA
Shin splints cause pain over the posterior tibialis muscle body as opposed to discrete pain over the tibia
with a stress fracture.
A patient who demonstrates pain on the radial aspect of the wrist with abrupt ulnar movements while
the thumb is flexed into the closed palm most likely has
A carpal tunnel syndrome.
B radial tunnel syndrome.
C tenosynovitis.
D gamekeeper's thumb correct answersC
Tenosynovitis is diagnosed using Finkelstein maneuver. The patient's thumb is placed in the palm of the
hand and the wrist is abruptly deviated to the ulnar aspect of the wrist, causing pain on the radial
aspect.
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