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Worksheets610 E2
Total questions: 77
Worksheet time: 1hrs 10mins
Which viruses can be segmented?
dsDNA
ssDNA
RNA
Which option matches the virus to its preferred latency site?
HHV-1 - trigeminal nerve
HHV-1 - sacral ganglion
HSV-2 - trigeminal nerve
HSV-1 - no preferred site
(Select all correct options) What are the complications of HSV1 and 2?
HSV-1 Encephalitis
HSV-2 Mollaret's Encephalitis
Herpetic neuralgia following dermatomes
Herpetic Whitlow
Preferred diagnostic for HSV1/2?
Tzanck staining
Electron microscopy
Antibody testing
PCR
(T/F) Acyclovir is the DOC for herpes but is worthless for other viruses if they don't have the correct enzymes.
True
False
Which HHVs are RNA viruses?
HHV 6 and 7 only
HHV 3
All of them
None of them
Which of the herpesviridae have at least one major vaccine?
HHV-3 (Varicella Zoster)
HHV-1 (oral cold sores)
HHV-8 (Kaposi's)
HHV-6 (Roseola/Sixth Disease)
Select all correctly matched HHVs
HHV-8 - Kaposi's
HHV-4 - Epstein-Barr
HHV-4 - Mononucleosis
HHV-5 - Cytomegalovirus
What HHV is associated with latency in the spinal cord and dorsal root ganglion?
Kaposi's Sarcoma
Norovirus
Varicella Zoster (Shingles)
Mono
Select some of the complications of Varicella Zoster
Postherpetic Neuralgia
Ramsey Hunt Syndrome (auditory nerve infection)
Zoster ophthalmicus
Fever blisters
Choose the best interventions for severe shingles
PCR a vesicle, give opiates/acyclovir
Antibody testing, give fluids
Antibody testing, give hydrocortisone cream
PCR a vesicle, give Abreva
Select the complication for CMV
Hypertensive crisis
Splenomegaly and rupture
Mollaret's encephalitis
Fatal pneumonia
Select the preferred cells for infection by the listed virus.
HHV-4 - pharyngeal and B cells
HHV-5 - epithelium, T cells, macrophages
HHV-7 - astrocytes
HHV-8 - onychocytes
Which of the following was only recently discovered in HIV and Mediterranean patients?
Norovirus
Roseola
Cytomegalovirus
Kaposi's Sarcoma
Which of the following is a great diagnostic for someone with a suspected respiratory virus?
Simplex PCR
Multiplex PCR
Cytogam
Viral culture
(True/False) The immunocompromised tend to have more severe complications with HHVs, including dissemination, pancytopenia, and hepatitis.
True
False
What is the preferred initial infection site of HHV-3 (VZV)?
Fibroblasts
T cells
Osteoclasts
Retinal rods and cones
Select all of the risk factors for shingles reactivation
>50 yrs old
chronic liver disease
chronic kidney disease
stress
What is the only DNA Respiratory virus covered?
Parainfluenza
Metapneumovirus
Adenovirus
SARS CoV 2
Which respiratory virus is associated with conjunctivitis as a less common manifestation?
Adenovirus
Rhinovirus
Metapneumovirus
Croup
What is the only covered hepatic virus without a vaccine
Hep A
Hep B
Hep C
Hep D
What arbovirus is known for microcephaly and is spread by Aedes?
Chikunguya
Rabies
SLEV
Zika
Which arbovirus is a Flavivirus spread by Aedes that can't be treated with NSAIDs?
Chikungunya
Dengue
Zika
Rabies
Which Arenviridae arbovirus spread by Mastomys rodents is notable for being treatable with ribavirin?
Ebola
Dengue
SLEV
Lassa
Which arbovirus is treatable by HRIG?
Rabies
Zika
SLEV
JEV
What two step regimen is used to confirm HIV?
CD4 -> PCR
ELISA -> PCR
Culture x2
ELISA -> Western Blot
Which of the following are true for Hep B?
Hepadnavirus
Can use a vaccine, IVIG, and antivirals
Often requires a liver transplant
Dane Particle >6 mo, + total anti-HBc means chronic
Which of the following are useful for innate Hep A immunity?
Antibodies and complements
Granulocytes and Macrophages
IFNS, NKs, cytotoxic T
Plasma cells and IgM
Which of the hepatitis viruses uses hepatocytes and Kupffer cells to replicate by budding?
Hep A
Hep B
Hep C
Hep D
What is the most common bloodborne infection in the US?
Hep A
Hep B
Hep C
Hep D
Which of the following are curable with antivirals?
Hep A
Hep B
Hep C
Hep D
Which of the following is an incorrect major risk factor for fungal infection?
Induction chemotherapy for hematologic cancer
Hemodialysis
Hematopoietic stem cell transplant
Solid organ transplant
Which of the following isn't a dimorphic fungus?
Histoplasmosis
Mucormycosis
Coccidiomycosis
Sporotrichosis
What is the main sterol of fungi?
Ergosterol
Cholesterol
Triglyceride
Cholecalciferol
What is the easiest primary method of diagnosing superficial fungal infections?
Blood culture x2
direct visualization with KOH
Serum antigen
Cutaneous dye test
Which two mycoses are known for transmission through plant material breaking the skin?
Sporotrichosis
Candidiasis
Histoplasmosis
Chromoblastomycosis
What transmission pathway is shared by Histoplasmosis, Blastomycosis, and Coccidiomycosis?
Fecal-oral
Animal bites
Scrapes
Inhalation
Which of the following is not easily diagnosable by culture, CR, or the occasional urine antigen?
Chromoblastocytosis
Blastomycosis
Coccidiomycosis
Histoplasmosis
A transplant patient develops retinitis and esophagitis. Your team suspects a herpes virus. Which one could it be?
HHV-5
Mononucleosis
HHV-7
HSV-2
Is the chickenpox vaccine protective against shingles?
Yes
No
Maybe?
Yes but incorrectly
What's the initial step for influenza infection?
M2 ion channels allow protons into cell
RNA polymerase (endonuclease) starts replication
Hemagglutinin - Sialic Acid binding
Neuraminidase attachment to endothelial M protein
Select the incorrectly matched pair:
Coxsackievirus - Hand Foot & Mouth Disease
HSV-2 - genital ulcers
Parainfluenza - croup
Adenovirus - flu
Which of the following is not involved in ebola replication?
T cells
endothelial cells
monocytes
macrophages
Check all of the arboviruses with vaccines:
Japanese Encephalitis Virus
Rabies
Lassa
Dengue
Your lab reports a systemic infection of yeast cells with a positive galactomannan antigen. What fungal infection is it?
Candidiasis
Hand, Foot, and Mouth Disease
Aspergillosis
Cryptococcosis
Your lab reports a sputum microscopy with septate hyphae and conidia. Sputum culture shows powdery mold. What infection do you think it is?
Aspergillosis
Candidiasis
Cryptococcosis
Zygomycosis
Which mycotic infection is only diagnosable by Gram stain and PCR?
Aspergillosis
Mucormycosis
Oral thrush
Pneumocystis jiroveci
Check all of the features of the atypical fungus Pneumocystis jiroveci
Can be used to diagnose AIDs
Unresponsive to antifungals and fungal media
Treated with antibiotics
Lacks ergosterol
A patient with remarkably rapid bone destruction receives blood cultures. Lab reports cotton candy like colonies. What do you diagnose them with?
Aspergillosis
Pneumocystis jiroveci
Zygomycosis
Oral thrush (please don't select this)
Candida albicans is described as the most isolated pathogen in the Candida family. What does this mean?
It is dissimilar from others in the family
It is the most likely to be the primary pathogen on a culture
It is diagnosable with latex agglutination
It is an AIDs-defining illness
Lab reports a positive India Ink stain. What pathogen does this refer to?
Herpes 2
Cryptococcus
Blastomycosis
Mucormycosis
Why are singleplex and multiplex PCR tests not used often for influenza?
Too expensive
Unsensitive
Not specific
Not available for influenza
What best describes antigenic shifts for influenza?
Primarily in Type B Influenza
Improper use of antibiotics
Smaller changes
Requires zoonotic intermediate
Which of the following is not a risk factor for influenza mortality?
Elderly
Chronic liver or kidney disease
Lack of PCR testing
Infancy
Select the two major post-influenza pneumonia pathogens:
Streptococcus pneumoniae
Mycobacterium tuberculosis
Pneumocystis jiroveci
Staphylococcus aureus
What pathogen uses ACE2 to enter cells?
Coronavirus
Pneumocystis jiroveci
Staphylococcus epidermidis
Mucormycosis
When treating oral thrush, what dosage form is preferred?
Oral fluconazole tablets
IV Anidulafungin
Nystatin swish & swallow suspension
Continuous daily Amphotericin B + Flucytosine
Which of the following is acceptable for a severe unidentified fungal infection?
Swish & spit Nystatin suspension
IV Voriconazole
Topical miconazole powder
Piperacillin-Tazobactam
Which of the two HSV are most likely to be transmitted perinatally?
HSV-1
HSV-2
What herpesvirus reactivates along dermatomes?
Coxsackievirus
HHV-3/Varicella Zoster
Rabies
Arenaviridae
A middle aged patient with no vaccination history comes into your pharmacy wishing to be vaccinated. Disregard additional conditions and states. Which of the following are reasonable vaccines to recommend?
Influenza
Varicella Zoster
Rotavirus
Adenovirus
What is the primary infective stage of a Protozoa?
Cyst
Trophozoite
Ameoba
Sporozoa
What best describes Entamoeba hystolytica?
A small arthropod infesting scalps diagnosed by direct examination
An intestinal Protozoan causing bloody diarrhea diagnosable by cultures, antigens, and PCR
A fecal-oral Protozoan survivable for months in cold water and diagnosed by trophozoites in unformed stool
A coccidia Protozoa frequent to waterparks and diagnosed by acid fast staining
What best describes Giardia lamblia?
A small arthropod infesting scalps diagnosed by direct examination
An intestinal Protozoan causing bloody diarrhea diagnosable by cultures, antigens, and PCR
A fecal-oral Protozoan survivable for months in cold water and diagnosed by trophozoites in unformed stool
A coccidia Protozoa frequent to waterparks and diagnosed by acid fast staining
(Select multiple) What best describes Cryptosporidium parvum?
A small arthropod infesting scalps diagnosed by direct examination
An intestinal Protozoan causing bloody diarrhea diagnosable by cultures, antigens, and PCR
An AIDs-defining illness and diagnosable by intestinal biopsy
A coccidia Protozoa frequent to waterparks and diagnosed by acid fast staining
Which of the following isn't applicable to Trichomonas vaginalis?
A flagellate STI
Diagnosable by microscopy and pap smear
Causes frothy, green vaginal discharge and penile irritation
Acquired by inhalation
Which of the following Protozoans are mostly diagnosed post-mortem?
Plasmodium falciparum
Naegleria fowleri
Isospora belli
Toxocariasis
A patient is experiencing rapid encephalitis and severe pulmonary symptoms following swimming in a quarry with an open wound. What do you expect?
Plasmodium falciparum
Ascaris lumbricoides
Naegleria fowleri
Schistosoma
You overhear a provider mention a positive stained CSF and IgG for ocular lesions. What would you presume the infection to be?
Toxoplasmosis
Taeniasis
Malaria
Hookworm
Which of the following is incorrect?
Plasmodium is the pathogen for malaria
Most human adults are infected with a herpesvirus
Toxoplasmosis and Cryptosporidiosis are AIDs-defining illnesses
Anti-Toxoplasmosis IgG is protective but not indicative of infection
Which of the following is a potential pathogen of neurocysticercosis?
Taenia spp.
Toxocara canis
Dane particles
Dengue
Which of the following is a generally true statement regarding parasitology?
Increased helminths usually means increased symptoms
GI Protozoans are typically very difficult to treat
Ancylostoma duodenale and Necator americanus are considered pinworms
The butt tape stick method is a useful treatment for Enterobius vermicularis
Which of the following parasites is incorrectly matched?
T. catii - Taeniasis
Enterobius vermicularis - pinworm
FLAs - brain eating amoebas
T. vaginalis - a concern for pregnant people changing cat litter
An NP on ID consult asks for your help regarding an MRI showing multiple small abnormalities on a patient presenting with abnormalities. Which of the following would be a wrong response?
Likely to be neurocysticercosis caused by a Taenia spp.
Recommend antiparasitics ASAP to prevent mortality
Get a stool culture
Recommend examination for extraneural cysts
What is a reasonable immune response to Ascariasis?
Elevated eosinophils
Lowered IFNs and TH17
Decreased IgE production
Alpha and Beta IFN utilization
Which of the following would suggest an intracellular fungal infection as opposed to an extracellular?
IFN gamma production
Lack of neutrophil and monocyte activity compared to macrophages
CD4 Th2 decreased production
Hypoactivity of CD8 cells
Select all of the following that are potentially GI viruses:
Norovirus
Rotavirus
Adenovirus
Parainfluenza
