Unit v diseases affecting the circulatory system

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Unit v diseases affecting the circulatory system

  1. 1.  Dengue  Malaria Hemorrhagic Fever
  2. 2. Is a tropical disease caused bydifferent strains of dengue viruswhich are transmitted by mosquitoesby the genus aedes
  3. 3. Dengue virusMosquito AedesAegypti 4 – 6 days ( minimum 3 days)
  4. 4. Bite of infective aedesaegypti1. Infected persons2. Stagnant water
  5. 5. 1. Water stored within household or standing water in premises2. High human population density A. Age B. Sex C. Season D. Geographical
  6. 6.  Fever accompanied by non specific constitutional symptoms Positive tourniquet test  Spontaneous bleeding  Gum Bleeding  nose bleeding  GI bleeding
  7. 7. Grade II + Circulatory failure  Cold clammy skin  Reapid weak pulse  Pulse pressure of 20mmm/hg and belowGrade III + shock
  8. 8. Presumptive Test Tourniquet test  Blood Test  Platelet Count SHOCK Thrombocytopenia Hepatomegaly
  9. 9.  Control of mosquito vector Environmental sanitation Storage of water Change the water of the flower vase everyday Vaccine against types of dengue virus is in progress
  10. 10.  Symptomatic and supportive Effective replacement of plasma , fluid and electrolyte solution  Oral fluid and electrolyte  Hematocrit determination  Hemoglobin Determination  Close surveillance
  11. 11.  Symptomatic and supportive Effective replacement of plasma , fluid and electrolyte solution Monitoring patients condition Initially when HCT has increased by 20% or has kept on rising
  12. 12. Blood Pressure Every 24 hrs. Every hours if hypotension sets In every 30 minutes or more oftenHCT Every 24 hrs. Repeat after 6 hrs.if still high or going up every 2 hrs.Platelet count Every 24 hrs. On Every 6 hrs. IfHemoglobin admission HCt falls after the initial rise or if bleeding occurs,repeat as necessary
  13. 13.  Grade I and II good Grade III , guarded Grade IV, serious (mortality rate very high) Isolation of the Patient recommended
  14. 14. 1. Bed rest2. Care of the mouth3. Prevention and control of bleeding  Ice compress for bleeding do not hyperextend the neck  Ice compress may be placed on the bridge of the nose  Avoid forceful blowing of the nose  Do not pick the nose
  15. 15. 1. Bed rest2. Care of the mouth3. Prevention and control of bleeding  Give ice chips  Use of soft bristled brush
  16. 16. 1. Bed rest2. Care of the mouth3. Prevention and control of bleeding  NPO  Platelet transfusion  Avoid eating dark colored foods
  17. 17. MALARIA KING OF TROPICAL DISEASES , AGUEIs a specific infectious diseaseproduced by anyone of four protozoanparasites which is transmitted to aman by the bite of the mosquito
  18. 18. Protozoa Plasmodia1. Plasmodium Vivax2. Plasmodium Malariae3. Plasmodim Falciparum4. Plasmodium Ovale
  19. 19. Female mosquito(anopheles mosquito)Bite of infected femaleanopheles mosquito
  20. 20.  SIGNS AND SYMPTOMS Severe chilly sensation as manifested by severe shaking tremors of the body SIGNS AND SYMPTOMS Fever Diaphoretic stage profuse sweating
  21. 21. Malarial Smear Giving of anti malarial drugs 4 Aminoquinolines (Chloroquine, amosiaquine, Quanine) Chloroquine – infection due to sensitive strains of P. Falciparum, Vivax, Ovale Primaquine
  22. 22.  Use of Mosquito Nets Spraying of insecticides Screening of windows and doors Use of skin repellents Use of electronic mosquito repellent

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