FEVER & FUO Flashcards
(21 cards)
1
Q
- Temperature of rectal
- hyperpyrexia
A
- > =38°C
- > 40°C
2
Q
- highest point of fever is reached in
- lowest point of fever is reached in the
A
- early evening
- the morning
3
Q
- temperature elevation is present only for a certain period, later cycling back to normal
- malaria, leishmaniasis, pyemia, or sepsis
A
Intermittent fever
4
Q
- temperature remains above normal throughout the day and does not fluctuate more than 0.5°C in 24 hours
- Drug fever, typhoid, Neoplasms
A
Sustained/Continuous fever
5
Q
- temperature remains above normal throughout the day and fluctuates more than 0.5 °C in 24 hours - infective endocarditis, or brucellosis
A
Remittent fever
6
Q
- Episodes of fever recurring at regular intervals
- Quotidian fever (24-hour periodicity ):
> P. knowlesi - Tertian (48 hour periodicity): Risrier
> P. vivax, PR. ovale - Quartan (72 hour periodicity):
> P malariae
A
Periodic or Cyclic Fever
7
Q
- indicates a single illness with 2 distinct periods
(camelback fever pattern) - poliomyelitis is the classic example
A
Relapsing fever: Biphasic fever
8
Q
Fever of acute onset, with duration of <1 wk and without localizing signs, is a common
diagnostic dilemma in children
A
<36 mo of age
9
Q
Fever of Unknown Origin is documented when
A
- for which the cause could not be identified
after 3 wk of evaluation as an outpatient or - after 1 wk of evaluation in the hospital
10
Q
FUO Common Causes by Age Group
- 1-5 yrs
- 5-10 yrs
- > 10 yrs
A
- 1-5 yrs - common causes are RTI, UTI, diarrhoea and osteomyelitis
- 5-10 yrs-measles, mumps, chicken pox, typhoid
-10yrs- TB, typhoid ,rheumatic fever
11
Q
FUO based on Onset
- Acute
A
1.Measles
2. Mumps
3.Acute sinusitis
12
Q
FUO based on Onset
- Insidious
A
- Thypoid
- Malignancies
13
Q
FUO based on Grade of Fever
- Low grade
- High Grade
A
- LOW
1.TB
2.HIV
3.Sinusitis
4.Diptheria. - HIGH
1.Dengue
2. Malaria
3.typhoid
14
Q
FUO based on Duration
- short
A
- malaria
- Dengue
- measles
- varicella
15
Q
FUO based on Duration
- long
A
- Brucellosis
- malignancies
- Rheumatic fever
16
Q
FUO based on Progression
A
- Viral fever peaks in 2 days and declines
- Bacterial fever worsens day by day without treatment
- Parasite fever like malaria shows cyclical cold,hot and sweating stages.
17
Q
FUO based on Type
- Continuous-
- Remittent
- Intermittent -
- Step ladder fever-
A
- Continuous-Pneumonia ,uti
- Remittent-Viral, collagen vascular diseases
- Intermittent - Malaria , Brucellosis
- Step ladder fever-Typhoid
18
Q
Feature of Classic FUO
- Temperature: >/=38.0°C
- Duration of evaluation & fever:
+ >3 weeks as outpx
+ >1 week as inpx - Lab: HIV infection confirmed
- Causes:
+ HIV primary infection
+ Typical and atypical Mycobacteria
+ CMV
+ Lymphoma
+ Toxoplasmoids
+ Cyptococcosis
+ Immune reconstitution inflammatory syndrome (IRIS)
A
HIV-related FUO
19
Q
Feature of Classic FUO
- Temperature: >/=38.0°C
- Duration of evaluation & fever:
+ >1 week - Lab: (-) CULTURES AFTER 48hrs
- Causes:
+ Majority are caused by infections, documented only in 40-60%
A
Immune-Deficient FUO
20
Q
Feature of Classic FUO
- Temperature: >/=38.0°C
- Duration of evaluation & fever:
+ >1 week - Lab: Not present or incubating on admission
- Causes:
+ Healthcare-associated infections
+ Postoperative complications
+ Drug fever
A
Healthcare-associated FUO
21
Q
Feature of Classic FUO
- Temperature: >/=38.0°C
- Duration of evaluation & fever:
+ >3 weeks as outpatient
+ > 2 visits
+ >1 week as inpx - Lab: None
- Causes:
+ Cancer
+ Infections
+ Inflammation
+ Hyperthermia
+ Undiagnosed
A
Classic FUO
