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Passive care exam 2 > cryotherapy > Flashcards

cryotherapy Flashcards

1
Q

what are examples of conduction for cryotherapy?

A

ice massage, cold packs, ice bath, cold water circulation cuffs

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2
Q

what is an example of convection?

A

cold whirlpool

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3
Q

what is an example of evaporation?

A

vapocoolant spray

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4
Q

what is cryokinetics

A

combination of cold and exercise

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5
Q

What does CIVD stand for?

A

Cold Induced VasoDilation

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6
Q

what is the aka for CIVD?

A

hunting response- hunting lewis response

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7
Q

what is CIVD?

A

increase in tissue temp during cold therapy

approx 15 min into tx and then alternating

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8
Q

what are the goals for cryotherapy?

A

relieve or decrease pain
decrease blood flow and metabolism
protect injured tissue
decrease muscle spasm

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9
Q

what are the contraindications for cryotherapy?

A 
impaired cold sensation 
cold-induced utricaria (cold allergy)
Raynaud's disease
cryoglobulinemia 
paroxysmal cold hemoglobinuria 
open wounds 
peripheral vascular disease 
confused and unreliable patients
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10
Q

what is an allergic reaction to cold exposure which can produce hives, itching or difficulty breathing and loss of consciousness

A

cold urticaria

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11
Q

what is an abnormal clumping of plasma proteins stimulated by cold application which leads to skin discoloration and dyspnea?

A

cryoglobinemia

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12
Q

what is cryoglobinemia associated with?

A

multiple myeloma, macroglobulinemia, chronic liver disease, infections, SLE, sjogrens

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13
Q

when cold temperature activates antibody to RBCs causing lysis, the excess hemoglobin is excreted in urine, this is called?

A

cold induced hemoglobulinuria or paroxysmal cold hemoglobulinuria

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14
Q

what are certain risks that need to be considered with cryotherapy?

A 
impaired circulation
thoracic area in patients with CAD
HTN 
cardiovascular and cardiorespiratory disorders 
superficial peripheral nerves 
hemiplegic
very young and very old 
obesity
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15
Q

What is the acronym for stages of cold sensation?

A 
CBAN 
Cold
Burning
Aching
Numbness
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16
Q

chemical cold packs are only used for?

A

emergencies

17
Q

what are tests to do before application? (3)

A

cold/warm sensation
ice cube test
nail bed test

18
Q

how full do you fill the bag with ice and where do you tie the knot?

A

1/2 full

tie at the top once air is removed so you can spread it out

19
Q

treatment time for ice bags?

A

15-20min

20
Q

treatment time for gel packs?

A

10-20 min not as effective, need a towel to improve conduction and prevent frostbite

21
Q

what is the temperature for a cold whirlpool?

A

50-50 degrees F

22
Q

what are the disadvantages of a cold whirlpool?

A

part can’t be elevated

not as ideal for acute situations

23
Q

what is the term for a warm layer around the body part in a cold whirlpool and how do you correct it?

A

thermopane

moving the water around

24
Q

treatment time for ice bath?

A

8-20 min

25
Q

treatment time for ice massage?

A

5-10 min

10 min max

26
Q

indications for vapocoolant spray

A

trigger points
muscle spasms
decreased ROM

27
Q

precautions for vapocoolant spray

A

can cause frostbite

ethyl chloride is extremely flammable and shouldn’t be inhaled

28
Q

contraindications for vapocoolant spray

A 
allergy
open wounds
post surgical
eyes 
all other cold contraindications
29
Q

cool and rewarming technique indications

A 
HA/ migraines
sprain/strain
contusions
tendinitis 
MS pain 
spasm
acute injury 
chronic and inflammatory arthritis
30
Q

how does cold therapy affect pain?

A

decrease nerve conduction velocity

bombard CNS with cold signals-counterirritation

31
Q

how does cold therapy affect spasms?

A

affects muscle spindles and golgi tendon organs
decreased efferent signals
interrupts pain/spasm cycle

32
Q

how does cold therapy affect metabolic rate?

A

decreases metabolism
decreased blood demand
longer survival of hypoxic tissue
less 2ndary injury

33
Q

what is the term for active exercise during or immediately following cryotherapy?

A

cryokinetics

34
Q

what are the steps needed for cryokinetic therapy?

A 
apply cold until numb (15-20 min)
ROM and stretching for 3-5 min 
re-numb tissue 3-5 min 
continue exercise 
repeat up to 5x
stop if painful

Passive care exam 2 (6 decks)

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