Fever Flashcards

1
Q

fevers are more commonly reported in

A

children than adults

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

populations with greater risk for fever

A

children, elderly, immunocompromised

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

principle reason to treat a fever

A

to relieve discomfort

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

risk in treating a fever

A

may have benefit on the host defense mechanism; treating fever may delay identification of underlying pathology

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

benefit in treating fever

A

improved patient comfort

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

normal body temperature

A

between 97.5-98.9

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

core body temp is regulate by

A

the hypothalamus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

core body temp =

A

temp of blood that surrounds the hypothalamus and is NOT subject to much variation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

core body temp rising:

information is transmitted between

A

the anterior hypothalamus and thermo-sensitive neurons in the skin and CNS

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

physiologic and behavioral mechanism will regulate

A

body temp to the normal range

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

skin temp may fluctuate greatly due to

A

environmental conditions

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

fever occurs when

A

there is a regulated rise in the core body thermoregulatory set point

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

fever occurs in response to

A

circulating pyrogens that active that host defenses

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

prostaglandins

A

elevate the core temp

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

during the upward temp readjustment

A

the person experiences chills cause by peripheral vasoconstriction and muscle rigidity to maintain homeostasis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

fever is a body temp higher than

A

100 degrees

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

most febrile episodes are caused by

A

microbial infections

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

hyperthermia

A

malfunction of the hypothalamus that leads to a lack of control of the thermoregulatory set point

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

malignant hyperthermia consists of

A

temp greater than 104, muscle rigidity, metabolic acidosis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

hyperpyrexia

A

temp > 106; leads to harmful and mental consequences

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

hyperpyrexia typically occurs in patients with

A

underlying medical conditions that prevent the body from regulating the core temp

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

non-specific symptoms of fever

A

chills, diaphoresis, tachycardia, headache, malaise, arthralgia, irritability and anorexia

23
Q

rectal

  1. normal range
  2. fever
A

1) 97.9-100.4

2) greater than or equal to 100.4

24
Q

oral

  1. normal
  2. fever
A

1) 95.9-99.5

2) greater than or equal to 99.5

25
Q

temporal

  1. normal
  2. fever for 0-2 months
  3. fever for 3-47 months
  4. fever for greater than 4 years
A

1) 92.9-100.1
2) greater or equal to 100.7
3) greater or equal to 100.3
4) greater or equal to 100.1

26
Q

accuracy of temp measurement

A

rectal > oral/temporal/tympanic > axillary

27
Q

converting oral to rectal

A

add one degree

28
Q

converting axillary to rectal

A

add 2 degrees

29
Q

converting temporal/tympanic to rectal

A

same

30
Q

electronic probe

A
  • readings provided in 10-60 seconds
31
Q

oral electronic probe

A
  • wait 20/30 min after eating or drinking

- not appropriate for under 3

32
Q

how long for pacifier shaped thermometer

A

2-6 min

33
Q

preferred method in less than 3 months

A

rectal

34
Q

risks of rectal measurement

A

retention of thermometer, rectal or intestinal perforation, peritonitis

35
Q

infrared readings

A
  • provided in 5 secs or less

- do not use in less than 6 months

36
Q

infrared for children younger than one year

A

pull ear backwards

37
Q

infrared for children older than one year

A

pull ear up and back

38
Q

complications of fever

A

dehydrations, mental status changes, and seizures

39
Q

complications of fever typically occur in

A

infants, elderly or patients with brain tumors/hemorrhage, CNS infections, pre-existing neurologic damage, and neuropathy

40
Q

febrile seizure

A

seizure accompanied by fever in infants and children due to rapidly rising temp

41
Q

signs and symptoms of dehydration

A
  1. feeling thirsty
  2. urinating less often, dark yellow or brown urine
  3. dry mouth or cracked lips
  4. decrease skin turgor
  5. no tears when child cries
  6. feeling tired or confused
  7. eyes that look sunken
  8. feeling dizzy or light headed
  9. babies than have “sunken fontanel”
42
Q

exclusions for self treatment

A
  1. pts > 3 mos w rectal temp > 100.4
  2. pts < 3 mos w rectal temp > 100.1
  3. severe symptoms of infection
  4. risk of hyperthermia
  5. impaired oxygen utilization
  6. impaired immune function
  7. CNS damage
  8. children w history of febrile seizures or seizures
  9. child w spot or rash
  10. child who wont drink fluids
  11. child who is sleepy, irritable or hard to wake up
  12. child who is vomiting and cant keep fluids down
  13. child w repeated diarrhea
  14. child w stiff neck
  15. pts > 2 with fevers > 3 days
  16. pts <2 with fever > 24 hrs
  17. fever repeated rising > 104
43
Q

non pharm treatment

A
  • increase fluid intake
  • wear lightweight clothing, remove blankets, and maintain room temps of 68
  • body sponging w tepid water ( not recommended for fever < 104 )
44
Q

antipyretics moa

A

inhibit prostaglandin E2 which decreases feedback between thermoregulatory neurons and hypothalamus which reduces hypothalamic set point

45
Q

APAP ped dose

A

10-15 mg/kg q4-6hr max 5 dose in 24 hrs

46
Q

APAP adult dose

A

325-1000 mg q4-6hr max 4000mg/day and elderly 3000mg.day

47
Q

ibuprofen ped dose

A

ONLY IF OLDER THAN 6 mos

5-10mg/kg q6-8hrs max 40mg/kg/day

48
Q

ibuprofen adult dose

A

200-400mg q4-6hr max 1200mg/day

49
Q

naproxen ped dose

A

not for children < 12

50
Q

naproxen adult dose

A

220 mg q8-12hr max 660mg, elderly 440mg

51
Q

aspirin ped dose

A

not for children

52
Q

aspirin adult dose

A

325-650 mg q4-6hr

53
Q

how long to treat w antipyretics

A

around the clock for at least 24 hrs

may take 6-24 hrs to bring fever down

54
Q

antipyretics should not be used longer than

A

3 days