1
Q
IMN
IMN is also known as
A
- Glandular fever
- Kissing disease
2
Q
IMN
MO
A
- EBV ( HHV- 4)
- Rarely - CMV ( HHV- 5)
3
Q
IMN
Most common age group
A
- adolescents
- young adults
4
Q
IMN
Incubation period
A
1-2 months
5
Q
IMN
Sx
A
- Fever
- Headache
- Malaise
- Sore throat
- Palatal petechiae
- Tonsilar enlargement
- Cervical lymphadenopathy ( posterior cervical LN)
- Splenomegaly
- Mild hepatitis/ jaundice
- Hemolytic anemia
6
Q
IMN
Rash?
A
Transient macular rash if taken ampicillin
7
Q
IMN
Complications
A
- Myocarditis
- Meningitis
- Encephalitis
- Mesenteric adenitis
- Splenic rupture ( Rare)
8
Q
IMN
Why IMN pts are advised against contact sports
A
Risk of splenic rupture
9
Q
IMN
EBV other manifestations
A
- Burkitts lymphoma
- undifferentiated nasopharyngeal CA
10
Q
IMN
Dx
A
- FBC- increased WBC (lymphocytes)
- Activated mononuclear cells ( Activated CD 8+ T cells)
- Monospot test
11
Q
IMN
FBC results vary from other viral fevers
A
viral fevers usually have low WBCs, here increased WBCs
12
Q
IMN
Monospot test
A
- Confirmatory test
- detects IgM Ab in the second week
13
Q
IMN
Rx
A
- Usually self- resolving
- Steroids if neuro Sx (encephalitis, meningitis, GBS) or if reduced plts, airway obstruction due to tonsil enlargement or hemolysis
14
Q
IMN
When is steroids given
A
- Neuro involvement ( Encephalitis, meningitis, GBS)
- Hemolysis
- Marked thrombocytopenia
- Tonsilar enlargement
15
Q
IMN
Risk of tonsilar enlargement
A
airway obstruction
16
Q
IMN
FBC- lymphocytes finding
A
50% lymphocytes w at least 10% atypical lymphocytes
17
Q
IMN
Hemolytic anemia is warm or cold
A
cold
Infectious Diseases
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