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PT414 Biophysical Agents > EMR > Flashcards

EMR Flashcards

1
Q

What are some precautions to consider for diathermy?

A
  • Electronic or magnetic equipment nerby
  • Obesity
  • Copper IUDs
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2
Q

What are the contraindications for UVR?

A
  • Eyes
  • Skin cancer
  • Pulmonary TB
  • Cardia, kidney, liver disease
  • Systemic lupus erythematosus
  • Fever
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3
Q

What are the contraindications for laser and light therapies?

A
  • Over the eyes
  • Cancer
  • Within 4-6 months of radiotherapy
  • Actively hemorrhaging area
  • Over thyroid or endocrine glands
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4
Q

What energy density do you need for laser wound healing?

A

4-16 J/cm2

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5
Q

What energy density do you need to apply to several sights for postmastectomy lymphedema?

A

1.5-2 J/cm2

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6
Q

What are SLDs primarily used to treat?

A
  • Superficial to a little deeper
  • Large areas
  • Shorter times are needed compared to LEDs
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7
Q

What are the indications for utilizing laser therapy?

A
  • Wound healing
  • Stimulate immune system
  • Postmastectomy lymphedema
  • Neuro
  • Pain
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8
Q

When documenting Laser treatments what do you need?

A
  • Area treated
  • Laser used
  • Continuous or pulsed
  • dosage used
  • timer per site
  • location of points or sites
  • GOGGLES
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9
Q

What are the effects (thermal and nonthermal) of diathermy?

A
  • Thermal
    • Vasodilation
    • Increased nerve conduction
    • Increased A beta decrease to pain
    • Increased metabolism/enzymes
    • Increased extensibility
  • Nonthermal
    • Increased microvascular perfusion
    • Altered cell membrane permeability and activity
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10
Q

What are some precautions to consider when utilizing UVR modalities?

A
  • Photosensitizing meds
  • Photosensitivity
  • Recent X-ray therapy
  • Previous dose effects
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11
Q

What are the effects of UVR?

A
  • Vitamin D production
  • Erythema (skin redness)
  • Tanning
  • Epidermal hyperplasia
  • Bactericidal (bacteria death)
  • Psychological
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12
Q

What tissue types conduct the best with SWD?

A

Tissues of high water and ion concentration

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13
Q

What UV therapies would be indicated for Psoriasis?

A
  • PUVA
  • UVB
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14
Q

What are the wavelengths for UVB?

A

290-320nm

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15
Q

What are the adverse effects of diathermy?

A
  • Burns
    • Fat especially at risk
    • Use a towel to absorb moisture
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16
Q

What are the contraindications for diathermy?

A
  • Anywhere heat is contraindicated
  • Implanted metal
  • Cancer
  • Over the eyes
  • Over testes and reproductive organs
  • Epiphyseal plates
  • Pregnancy
  • Implanted electrical biomedical devices
17
Q

What is the wavelength for MWD?

A

1m-1mm

18
Q

What are LEDs primarily used to treat?

A

Large superficial areas

19
Q

What energy density would you apply to a patient experiencing chronic pain?

A

12 J/cm2

20
Q

What frequency is used for therapeutic SWD?

A

27.12Mhz

21
Q

How do you determine the energy density (J/cm2) for a laser?

A

J/cm2= Energy (J)/ Area of irradiation (cm2)

22
Q

When documenting UVR treatments what do you need?

A
  • Lamp number
  • Distance
  • Power
  • Duration
  • Patient Position
  • GOGGLES
23
Q

What is the wavelength of SWD?

A

30-3m

24
Q

What are long and short wavelength lasers utilized for?

A
  • Red wavelengths are utilized for superficial (first few mm of skin)
  • Longer wavelengths are used to focus energy to deeper tissues with indirect effects up to 3-5cm
25
Q

What UV type is indicated for treating infected/non healing wounds?

A

UVC

26
Q

What are some properties of lasers and light therapies?

A
  • Monochromatic
  • Coherent
  • Directional/Collimated
27
Q

What is the frequency of MWD?

A

300Mhz-300Ghz
2450Mhz, 915Mhz

28
Q

When documenting diathermy treatments what do you need?

A
  • Area treated
  • Type
  • Parameters
  • Distance
  • Patient positioning
  • Treatment duration
29
Q

What are the effects of laser treatments?

A
  • Increased ATP/RNA synthesis
  • Increased collagen production
  • Modulates inflammation
  • Decreases bacterial growth
  • Increases microcirculation (vasodilation)
  • Alters nerve conduction and regeneration
30
Q

What is the Frequency of Short Wave Diathermy?

A

10-100Mhz

31
Q

What are the potential adverse effects of UVR?

A
  • Burns
  • Premature aging of skin
  • Skin cancer
  • Eye damage
  • Psoralen related nausea/vomiting
32
Q

What are the wavelengths for UVC?

A

200-290nm

33
Q

What are the wavelengths for UVA

A

320-400nm

34
Q

What is the treatment depth of SWD?

A

3-5cm

35
Q

What are the indications for diathermy?

A
  • Deep soft tissue and joint restrictions and pain
  • Acute pain and edema
  • Soft tissue healing
36
Q

When utilizing laser and light therapies what are the precautions to consider?

A
  • Pregnancy (low back and abdomen)
  • Epiphyseal plates of children
  • Impaired sensation and mentation
  • Photophobia or high sensitivity to light
  • Pretreatment with a photosensitizer
  • Tattoos or dark pigmented skin
37
Q

What dictates dosage for diathermy?

A

The stage of healing and patients subjective rating of warmth

PT414 Biophysical Agents (8 decks)

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