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Patho II > Osteomyelitis, Septic arthritis, and myositis > Flashcards

Osteomyelitis, Septic arthritis, and myositis Flashcards

1
Q

What is ostiomyelitis?

A
  • inflammation of bone caused by infectious organisms
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2
Q

What is the etiology of osteomyelitis?

A
  1. Bacteria (S. Aureus, Strep B, P. Aeruginosa)
  2. Fungus
  3. Parasites
  4. Virus
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3
Q

What are risk factors for osteomyelitis?

A
  1. chronic illness
  2. immunosuppression
  3. poor nutrition
  4. folks with circulation disorder
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4
Q

What is the pathology of osteomyelitis?

A
  1. infection develops in metaphysis of long bone

2. often comes from a puncture wound

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5
Q

What are the S/S of osteomyelitis?

A
  1. fever
  2. local tenderness
  3. swelling,
  4. Pain one infection reaches cortical bone
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6
Q

What is the treatment of osteomyelitis?

A
  1. Antibiotics based on culture
  2. may require 6 weeks or more
  3. use of cephalosporins common
  4. surgery for dibridement area
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7
Q

What is the prognosis of osteomyelitis?

A
  1. risk of death negligible

2. need for amputation possible

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8
Q

When osteomyelitis moves to the bone it is called…

A

septic arthritis

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9
Q

What septic arthritis?

A

an infected joint

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10
Q

What are the risk factors of septic arthritis?

A

immunosuppression , diabetes, and trauma

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11
Q

What is the etiology of septic arthrits?

A
  1. bacteria
  2. fungi,
  3. viruses
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12
Q

What are the S/S of septic arthritis?

A
  1. acute joint pain
  2. swelling
  3. tenderness
  4. loss of motion
  5. fever and chills (not always present)
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13
Q

What is the treatment of septic arthritis?

A
  • IT is a MEDICAL EMERGENCY
  • IV antibiotics
  • possible open drainage (very likely)
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14
Q

What is the prognosis of septic arthritis?

A
  • prognosis improves with early detection and onset of treatment
  • permanent joint destruction is possible
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15
Q

What is the mortality rate of septic arthritis?

A

8-15 %

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16
Q

What is myositis?

A

a group of conditions

17
Q

What is the etiology of myositis?

A
  1. viral
  2. bacterial
  3. parasitic agents
    - resulting inflammation can create functional limitations
18
Q

What are the clinical manifestation of myositis?

A
  1. related to inflammation
    - malaise
    - fever
    - muscle swelling
    - pain
    - tenderness
    - lethargy
  2. muscle weakness
  3. risk of muscle necrosis
  4. Possible dysphagia, vasculitis, raynaud’s phenomomenon, cardiomyopathy, pulmonary fibrosis, thickening of the skin
19
Q

What is the treatment for myositis?

A

immunosppressive therapy

  1. corticosteroids
  2. OT/PT- good contraction, watch for fatigue, teaching compensation techniques

Patho II (23 decks)

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