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Cards Flashcards

(19 cards)

1
Q

Ottawa ankle rules

A

Posterior edge lateral malleolus 6cm
Posterior edge or tip of medial
Base of 5th met / styloid process
Navicular

Inability to bear weight after injury and 4 steps in ER/eval

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2
Q

Radiograph (what’s it used for)

A

Bone, soft tissues, can be used with contrasts to show fluid

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3
Q

Fluoroscopic x-ray

A

Used to guide surgical procedures

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4
Q

CT scan: myelogrpahy vs arthrography

A

Neuro structures vs abnormalities in joints

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5
Q

CT scan: used for?

A

Bone alignment, degenerative changes, complex or subtle fx, stenotic changes, loose bodies, imagining of soft tissue and bone in one

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6
Q

MRI: used for?

A

Bone (avascular necrosis, tumors, occult fx, bone marrow changes)

Intervertebral disc pathology, neoplasms, infection and trauma, soft tissue injury (ACL, rotator cuff tears)

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7
Q

CT vs MRI

A

CT is cheaper, better for cortical bone, can do with metal implants

MRI better for soft tissue (ligaments, cartilage, tendons)

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8
Q

Radiograph views: pelvis

A

AP, oblique, inlet/outlet

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9
Q

Radiograph views: hip

A

AP, frog leg, axial lateral

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10
Q

radiograph views: knee

A

AP, lateral, PA “tunnel”, tangential view

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11
Q

Radiograph views: ankle/foot

A

AP, lateral, AP oblique - mortise

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12
Q

Best view of wrist and hand for scaphoid fx

A

Oblique

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13
Q

Pelvic floor - Somatic nerve/ Pudendal nerve: innervation levels, action

A

Pudendal nerve S2-4

Sensory and voluntary motor to PFM

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14
Q

Pelvic floor - Sympathetic nerve/ Hypogastric nerve: innervation levels, action

A

T12-L2

Bladder relaxation, sphincter contraction

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15
Q

Pelvic floor - Parasympathetic/ Pelvic nerves: innervation levels, action

A

S2-4

Inhibit sympathetic causing bladder contraction, sphincter relaxation

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16
Q

Iliohypogastric - innervates?

A

Lower fibers of TA and internal obliques

17
Q

Ilioinguinal innervates?

A

Internal obliques

18
Q

Genitofemoral innervates what reflex?

A

Efferent branch of the cremasteric reflex

19
Q

Pudendal (S2-S4) - innervates

A

Anal sphincter and muscles of urogenital triangle