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VIRUSES (Paramyxoviruses (Respiratory Syncitial virus - characteristic…

- - - - CNS malformatn
      - sec bacterial pneumonia, otitis media, cardiac failure, apnoea
- - - - conjunctivitis
      - microcephaly
      - Guillain-Barre syndrome
      - sensory polyneuropathy
  - - - Dengue fever
        
        severe headache
        
        retro-orbital pain
        
        abrupt onset, continuous, high fever (2-7d)
        
        deep-seated, muscle, back & joint pain
        
        rash
      - Dengue Haemorrhagic Fever (DHF)
        
        tourniquet test (+ve)
        
        blanching test (-ve)
      - Dengue Shock Syndrome (DSS) - d3-d7, post-fever fall
        
        hypotension
        
        cold extremities
        
        rapid, weak pulse
        
        acute abd. pain
        
        oliguria
  - - - encephalitis
- - - - major illness
        
        poliomyelitis
        
        short bone length (childhood disease)
        
        flaccid paralysis (LMN lesion @ ant. horn cell)
        
        bulbar poliomyelitis - respi. paralysis & death (medulla involvement)
        
        aseptic meningitis
      - abortive infectn
        
        minor influenza-like, aseptic meningitis
      - subclinical infectn
    - - Echovirus (enteric cytopathic human orphan)
      - Coxsackieviruses
        
        A
        
        epithelial/mucosal infectn
        
        CA16, CA24
        
        HFMD
        
        B
        
        R iliac pain, misdiagnosed appendicitis
        
        muscular infectn
        
        cardiac failure
    - - HFMD
      - childhood exanthems
      - encephalitis
        
        non-polio flaccid paralysis
        
        neurogenic pulmonary edema (brainstem infectn compromises CO)
  - - - rhinorrhea, sneezing sore throat, cough, headache
      - mild fever #
      - may ppt asthma attack/COPD
- - - - dengue differential
      - photophobia
- - - - myalgia, malaise, headache
      - rhinorrhea, sneezing
      - sore throat, dry cough
      - RE desquamatn, ciliary damage (viral multiplicatn)
      - 1-4d incubatn
      - acute high fever #
    - - cerebral edema
      - liver fatty degen.
    - - B #
        
        periodic epidemic
      - C
      - A
        
        epidemic/pandemic