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Amoebiasis

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  • 1. AMOEBIASIS IS A PROTOZOALINFECTION INITIALLY INVOLVES COLON LIVER LUNGS
  • 2.  ENTAMOEBA HISTOLYTICA. PREVALENT IN UNSANITARY AREAS. COMMON IN WARM CLIMATE . ACQUIRED BY SWALLOWING. CYST SURVIVES A FEW DAYS OUTSIDE OF THE BODY .
  • 3.  CYST PASSES TO THE LARGE INTESTINE AND HATCH INTO TROPHOZOITESIT PASSES INTO THE MESENTRIC VEINS TO THE PORTAL VEIN TO THE LIVER THEREBY FORMING TO BECOME AMOEBIC LIVER ABSCESS.
  • 4. 1. TROPHOZITES/ VEGETATIVE FORM ARE THE FACULTATIVE PARASITES THAT MAY INVADE THE TISSUES OR MAY BE FOUND IN THE PARASITIZED TISSUES AND LIQUID COLONIC CONTENTS.
  • 5. 2. CYSTa. CYST IS PASSED OUT WITH FORMED OR SEMI-FORMED STOOLS AND ARE RESISTANT TO ENVIRONMENTAL CONDITIONS.b. THIS IS CONSIDERED AS THEINFECTIVE IN THE LIFE CYCLE OFE HISTOLYTICA.
  • 6.  WHEN THE CYST IS SWALLOWED , IT PASSES THROUGH THE STOMACH UNHARMED AND SHOWS NO ACTIVITY WHILE IN AN ACIDIC ENVIRONMENT . THIS THE FIRST OPPORTUNITY OF THE ORGANISM TO COLONIZE AND IT’S SUCCESS DEPENDS ON ONE OR MORE METACYSTIC TROPHOZITES MAKING CONTACT WITH THE MUCOSA.
  • 7. HUMAN EXCRETA(HUMAN EXCRETIONS)
  • 8.  THE INCUBATION PERIOD IN SEVERE INFECTION IS THREE DAYS. IN SUB ACUTE AND CHRONIC FORM IT LASTS FOR SEVERAL MONTHS. IN AVERAGE CASES THE INCUBATION PERIOD VARIES FROM THREE TO FOUR WEEKS.
  • 9. THE MICROORGANISM IS COMMUNICABLE FOR THE ENTIRE DURATION OF THE ILLNESS .
  • 10.  THE DISEASE CAN BE PASSED FROM ONE PERSON TO ANOTHER THROUGH : FECAL-ORAL TRANSMISSION DIRECT CONTACT SEXUAL CONTACT INGESTION OF FOOD ( UNCOOKED LEAFY VEGETABLES) FOOD OR DRINKS MAYBE CONTAMINATED BY CYST THROUGH POLLUTION OF WATER SUPPLIES,EXPOSURE TO FLIES USE OF NIGHT SOIL FOR FERTILIZING VEGETABLES, AND THROUGH UNHYGIENIC PRACTICES OF FOOD HANDLERS.
  • 11. INGESTION OF BACTERIA MULTIPLICATION IN MUCOSA ENDOTOXIN PRODUCTION AFFECTING THE LINING OFTHE SMALL INTESTINES, COLON AND CAPILLARY NECROSIS OF THE MUCOSAL LAYER ULCERATION GANGRENE TOXEMIA
  • 12. 1. ACUTE AMOEBIC DYSENTERY a. SLIGHT ATTACK OF DIARRHEA ALTERED WITH PERIODS OF CONSTIPATION AND OFTEN ACCOMPANIED BY TENESMUS. b. DIARRHEA, WATERY AND FOUL-SMELLING STOOL OFTEN CONTAINING BLOOD STREAKED MUCUS. c. COLIC AND GASEOUS DISTENSION OF THE LOWER ABDOMEN. d. NAUSEA, FLATULENCE ABDOMINAL DISTENSION AND TENDERNESS IN THE RIGHT ILIAC REGION OVER THE COLON
  • 13. 2. CHRONIC AMOEBIC DYSENTERY a. ATTACK OF DYSENTERY THAT LASTS FORSEVERAL DAYS USUALLY SUCCEDED BYCONSTIPATION. b. TENESMUS ACCOMPANIED BY THE DESIRE TODEFECATE . c. ANOREXIA, WEIGHT LOSS AND WEAKNESS . d. LIVER MAY BE ENLARGED.
  • 14. EXTRAINTESTINAL FORMS a. PAIN AT THE UPPER RIGHT QUDRANTWITH TENDERNESS OF THE LIVER. b. JAUNDICE. c. INTERMITTENT FEVER. d. LOSS OF WEIGHT OR ANOREXIA. e. ABSCESS MAY BREAK THROUGH THELUNGS, PATIENT COUGHS ANCHOVYSAUCE SPUTUM.
  • 15. 1.STOOL EXAM. ( CYST,WHITE AND YELLOW PUS WITH PLENTY OF AMOEBA)2. BLOOD EXAM. ( LEUKOCYTOSIS)3. PROTOSCOPY/ SIGMOIDOSCOPY.
  • 16. 1. METRONIDAZOLE (FLAGYL) 800 Mg TID 5 DAYS2. TETRACYCLINE 250 Mg EVERY 6 HOURS3. AMPICILLIN,QUINOLONES.4. STREPTOMYCIN5. LOST FLUID AND ELECTROLYTES SHOULD BE REPLACED
  • 17. 1. OBSERVE ISOLATION AND ENTERIC PRECAUTION2. PROVIDE HEALTH EDUCATION AND INSTRUCT PATIENT TO: . BOIL WATER FOR DRINKING OR USE PURIFIED WATER . AVOID WASHING FOOD FROM OPEN DRUM OR PAIL . COVER LEFT OVER FOOD . WASH HANDS AFTER DEFECATION OR BEFORE EATING . AVOID GROUND VEGETABLES (LETTUCE, CARROTS)
  • 18. 1. HEALTH EDUCATION2. SANITARY DISPOSAL OF FECES3. PROTECT, CHLORINATE, AND PURIFY DRINKING WATER4. OBSERVE SCRUPULOUS CLEANLINESS IN FOOD PREPARATION HANDLING5. DETECTION AND TREATMENT OF CARRIERS6. FLY CONTROL ( THEY CAN SERVE AS VECTOR)
  • 19. PRESENTED BY: ISAAC MELANIE ANDIA CIRILOPRESENTED TO: MS. ROWENA QUITORIANO R.N