Review Note
Last Update: 03/15/2024 10:45 AM
Current Deck: Collab4PG
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Brazilian purpuric fever (BPF) caused by {{c1::Haemophilus aegypticus}} ({{c2::Koch-Weeks}} bacillus)
Extra
Recent DNA studies have shown that the bacillus is identical to non-capsulated H.influenzae and it is now named H.influenzae biotype aegypticus.
Lecture Notes
It is worldwide in distribution and causes:
- A highly contagious form of conjunctivitis ('pink eye') which is especially common in the tropics and subtropics and may lead to epidemics. It responds to local sulphonamide or gentamicin administration.
- Brazilian purpuric fever characterized by fever, purpura, and conjunctivitis which proceeds to fulminant septicemia in infants and children. It has a high fatality rate.
Missed Questions
Pathoma
H. aegypticus is named the Koch-Weeks bacillus after the scientists who discovered it. Robert Koch identified of H. aegypticus by successfully inoculating the isolate in one of his own eyes! It was also independently discovered by another scientist called Weeks.
Boards and Beyond
First Aid
Sketchy
Sketchy 2
Sketchy Extra
Picmonic
Pixorize
Physeo
Bootcamp
Additional Resources
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