RNA Viruses Flashcards
Diseases cause by the RNA virus
Most common cause of the cold
Acute bronchitis
Common cold agents
Respiratory syncytial virus Influenza Coxsackie A virus Echovirus Coronavirus Adenovirus Parainfluenza (RICE CAP)
How are enterovirus groups transmitted?
Fecal-oral transmission
What causes the damage to hepatocytes in Hep A?
The immune response
What disease does polio cause?
Aseptic meningitis, resulting in flaccid paralysis. Attacks the anterior horn of the spinal cord (motor neurons).
What is looked at in a lumbar puncture?
Number of cells (usually low). Viral:mononuclear elevates. Bactrial: neutrophil
Protein: usually low. Viral: moderate. Bacterial: high.
Glucose. Viral:normal. Bacteria: low
Diseases caused by Coxsackie A virus
Herpangina Hand-foot-mouth disease Aseptic meningitis Encephalitis Acute hemorrhagic conjunctivitis Common cold Myocarditis, pericarditis
Diseases caused by Echo virus
Aseptic meningitis
Boston exanthem
Common cold
Diseases cause by Hep A
Jaundice
Infectious hep
Diseases caused by Norovirus
Cruise ship diarrhea
Summer diarrhea
Hep E Diseases
Epidemic hepatitis. Very severe in pregnant woman.
Rotavirus
Cats/dogs may be a source. Causes significant dehydration
Diseases caused by rotavirus
Acute infantile diarrhea. Winter diarrhea
Colorado tick Fever Virus
Fever, headache, severe myalgia. Can cause encephalitis or meningitis
Human T-cell Lymphotrophic Virus
Similar to HIV, can involve IV drug users.
Diseases caused by Human T-cell Lymphotropic Virus
Asymptomatic. Acute T-cell lymphocytic leukemia. Non-Hodgkin’s lymphoma
HIV
Binds to CD4 receptors on macrophages and later T-helper cells. Is a provirus that integrates into the chromosome.