1 / 10

Malaria, the raw facts

Malaria, the raw facts. Tim Inglis. World impact. c ommon parasitic infection 1 million deaths each year mainly in children mainly in Africa. Disease patterns stable unavoidable unstable preventable ? travel-related preventable. Clinical features.

neka
Download Presentation

Malaria, the raw facts

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript


  1. Malaria, the raw facts Tim Inglis

  2. World impact • common parasitic infection • 1 million deaths each year • mainly in children • mainly in Africa

  3. Disease patterns stable unavoidable unstable preventable ? travel-related preventable

  4. Clinical features • Setting: history of travel to or residence in endemic area • Symptoms: • COLD - initial shaking/rigor; then • HOT - fever (may be >40oC), restlessness, vomiting & convulsions; then final • SWEATING - temperature returning to normal & possibly sleep. • Timing: • Generally days to weeks after return from endemic area • Overall, 6-10hr between paroxysms

  5. The parasitea protozoan called Plasmodium MOSQUITO HUMAN

  6. Its vectorfemale Anopheles mosquito proboscis palp FORE-LEG antenna HEAD eye WING scutum THORAX scutellum halter femur ABDOMEN tibia MID-LEG tarsus claw HIND-LEG

  7. Investigations • Key questions: • Does the patient have malaria? • Does the patient have P. falciparum malaria? • Does the patient have another infection? • Blood films • Rapid tests • Other infections

  8. Antimalarial treatment WHO guidelines: • ACT: Artemisinin-based Combination Therapy for uncomplicated malaria • Artesunate for IV treatment in low transmission areas & later pregnancy • General rules: • start immediately if P.falciparum malaria • wait for results of blood film if benign malaria, • treat uncomplicated malaria as outpatient • advise return if worsens or no improvement

  9. Expedition Medicine • Personal measures • Personal protection • Chemoprophylaxis • Group measures • Group prophylaxis • Area control measures • Rapid tests • Antimalarial therapy, SBET • Local people • Medevac arrangements

  10. http://www.priobe.net http://micrognome.priobe.net • The Anopheles mosquito is a self-propagating, self-propelled syringe • armed to the teeth with malaria parasites.

More Related