IDz Block 2 Cram Flashcards
MCV is the MC cause of ?
How is CMV Dx
Post-implant infections (kidney)
Virus isolation from:
Newborn- urine
Adult- Ag/DNA detection
CMV is an early manifestation of ?
How is it transmitted
PTs can have CMV and be ASx but still have ?
HIV/AIDS
Semen Cervical secretion Urine Milk Saliva
Viremia
Since Peds secrete CMV longer than adults, what antivirals can be used?
V/G-clovir
Foscarnet
Mumps may also have an unproven association w/ ? systemic Dz
If PT doesn’t have parotitis, what two issues can be involved
DM
Neuro Orchitis
What are 6 rare but possible Sxs of Mumps
How can it be Dx
Pericarditis Arthritis Neuritis Throiditis Mastitis Nephritis
ELISA IgM
? PTs w/ Mumps are typically subclinical
How is Mumps transmitted
<2y/o
Droplet/contact w/ saliva
How long is Mumps isolated w/in saliva
CDC recommends isolating these PTs for how long
When are these PTs max infectious but what can be post for longer
7 days before parotitis
5 days after onset
48hrs prior to onset
Urine x 14 days after onset
1% of Polio Pts will present w/
Commonly a minor illness is recognized in acute polio w/ ? Sxs
Aseptic meningitis
HA Fever Malaise N/V
When polio results in paralysis, how is the paralysis define and what additional Sx is present
What are the 3 categories of Polio
Asymmetric flaccid paralysis of LE w/ retained senses
+ Fever
Abortive- mild
Non-paralytic- meningeal irritation, spasms
Paralytic- Spinal/Bulbar
B: CN- respiratory/vasomotor
What type of gait is acquired in Polio PTs
What is the sequale that can develop that affects the opposite limb
Equinus foot- muscles pull toes down, not up. Can extend, not flex
Post-Polio Syndrome
How is Polio different from GBarre
Non-paralytic polio DDxs include
GBS- symmetric paralysis w/ high protein in CSF
No F/Ha/N/V
Brain abscess- NeuroSyph
Leptospirosis- Encephalitis
Mono
How is Polio Dx
How is a presumptive Dx made
Virus isolation from:
Pharyngeal CSF Stool
4x inc/rise of Ab levels
What is the vaccine for virus strains of Polio
What is the risk of receiving the inactivated form of vaccine
cVDPV1 (OPV, live)
Higher levels of GI viral excretion
Harder to transport/conduct ShotEx
Progression of Vericella lesions
How are the vesicles described
The vesicles are more likely to occur where?
Maculopapular x hrs
Vesicular x 4 days
Granular scabs
Monocular that collapse on puncture
Areas of irritation:
Diaper Axilla
What are the primary causes of Varicella related death in adults or kids
Varicella is linked to ? Syndrome
Adult: viral pneumonia
Peds: sepsis/encephalitis
Reyes
Alot of PTs w/ Zoster will have ? issue
What microbe is Varicella/Zoster
Post-herpetic neuralgia
Human Alpha Herpesvirus 3
HAH-3
How is Varicella transmitted
How long are they contagious
Person-person/direct contact
Respiratory secretion
Droplet/airborne
Varicella:5 days before/after rash
Zoster: 7 days after appearance
What is used for post-exposure prophylaxis for Varicella
What is the shingles vaccine and for who?
VZIG w/in 96hrs
Varicella vaccine
Acyclovir
Shingrix >50y/o
Erythema Infectiosum is AKA
If infects ? ages
What is the microbe
5th Dz
Erythrovirus
5-15y/o
Parvovirus B19
What seasons is Erythema Infectiosum common?
How long is the incubation
How does it present
Winter/Spring
4-14 days prior to Sx onset
Lacy rash
Arthritis of hands feet or knees
Slapped cheek
Why is a definitive Dx of Erythema Infect needed?
What are some complications that can arise?
How is it Tx
Associated w/ myocarditis
Hemolytic anemia
TTP
Post-infection glomerulonephritis
Hepatitis
NSAIDS, not ASA
Roseola is AKA
What ages does it infect
What is the microbe
6th Dz
1-5y/o
HHV-6
How does Roseola present
What can be used for Tx of complicated cases
Fever
Preiorbital edema
Cervical/occipital adenopathy
Rose rash on trunk/extremities
G/C-clovir
Foscarnet
When are Rubeola PTs contagious
Vaccine be given at ? age
Prior to prodrome
4 days after rash
15mon
PTs that are not vaccined for Rubeola but are exposed receive ?
Rubella is AKA ?
This can resemble/mimic ?
Immune Globulin- 3-6 days
Vit A
German Measles
Scarlet fever
Coxsackie
Mono Rash
What is the most characteristic feature of a Rubella infection
What is the name of this feature
Post-auricular/cervical, occipital adenopathy that precedes rash x 5-10 days
Forsheimer Spots