musculoskeletal Flashcards

1
Q

osteomyelitis is most often caused by ________ (infection of the medullary bone)

A

bacteria

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2
Q

osteomyelitis may be _______ (outside-in) or _______ (inside-out)

A

exogenous

endogenous

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3
Q

open fratures, surgery, penetrating wounds, local injections, are all _________

A

exogenous

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4
Q

pathogens carried in the bloodstream from site of infection to bone, then to soft tissue, are _______

A

endogenous

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5
Q

if bacteria is in the soft tissue, such as cellulitis, it can spread to bone. this is _______

A

exogenous

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6
Q

if pathogen is carried in the bloodstream from site of infection to bone, then to _____ _____, it is _______ (more common in children, infants, older adults)

A

soft tissue

endogenous

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7
Q

sick cell anemia and low oxygen tension commonly cause _________ osteomyelitis

A

endogenous

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8
Q

superficial human bites are _______ ______ and cause _______ osteomyelitis

A

staph aureus

exogenous

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9
Q

if a superficial animal bite causes exogenous osteomyelitis, it is caused by _______ ______

A

pasteurella multocida

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10
Q

chronically ill and immunocompromised are very susceptible to _______ _______

A

exogenous osteomyelitis

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11
Q

the most common sites for endogenous (hematogenous) is ____, _____, and small bones

A

spine and pelvis (microorganisms travel through arteries, veins, or lymphatic vessels)

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12
Q

skin, ear, dental, sinus commonly cause ____________

A

endogenous osteomyelitis

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13
Q

soft tissue infections, GI disorders, GU infections, respiratory infections, all cause ________

A

endogenous osteomyelitis

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14
Q

the most common bacteria cause of hematogenous osteomyelitis is ____ _____

A

staph aureus

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15
Q

in children, osteomyelitis lifts off the _______, disrupts blood supply, leads to _____ and _____

A

periosteum

necrosis and sequestrum

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16
Q

in adults, the periosteum is firmly attached to the cortex, which becomes _____ and ______, leading to ______

A

weakened and disrupted

pathologic fractures

17
Q

osteomyelitis may be acute __________, (`inadequate previous therapy), or ______

A

subacute

chronic

18
Q

exogenous osteomyelitis will have ______ _____ signs of infection (abscess, exudate, local pain)

A

soft tissue

19
Q

hematogenous has more _______ onset. Will present with malaise, _____, _____

A

gradual

fever, anorexia, weight loss

20
Q

back pain that’s worse with motion and also throbs at rest, is ______

A

acute spine osteomyelitis

21
Q

WBC and ESR will be ______ .

A

extremely high

22
Q

treat osteomyelitis with _________

A

IV antibiotics and debridement (surgery)

23
Q

mycotic infections of the bone are _______ to a primary infection

A

secondary

24
Q

candidiasis osteomyelitis patients are hospitalized, severely malnourished. Infection from __________

A

intravenous catheters

25
Q

treat mycotic infections with _______

A

oral azole antifungals

26
Q

mycobacterium tuberculosis travels to _____ and lies ____ until activated

A

bone

dormant

27
Q

tuberculous arthritis usually affects _______ joint

A

one (monoarticular!)

28
Q

reactive arthritis follows a ______ or ______ infection

A

GI or GU

29
Q

reactive arthritis manifests as ____________

A

oligoarthritis that is sterile

30
Q

very swollen toes, fingers heels are characteristic of ______ ______

A

reactive arthritis

31
Q

treat reactive arthritis with ______

A

antibiotics

32
Q

septic arthritis has _____ onset, inflammatory, ______articular, and affects __________ joints and wrists

A

acute

monoarticular

33
Q

septic arthritis is very hot to tough. affects _____, _____, wrists

A

KNEE, hip (groin pain)

34
Q

most common pathogen for septic arthritis is ______

A

staph auerus

35
Q

lyme, borrelia burgdoferi (rocky mountain), viral are all other causes of ______

A

arthritis

36
Q

gonococcal arthritis is most common in young women during ______ or pregnancy, or men who are having _________

A

menses

men having sex with men

37
Q

polyarthralgias (joint pain that is always moving) is indicative of _______ _____

A

gonococcal arthritis

38
Q

myositis may be viral, bacterial or parasitic. results from ______ changes in _____ muscle

A

inflammatory changes in skeletal muscle