Page 6 - parasitology for medical and clinical laboratoryprofessionals

iv TABLE OF CONTENTS

How Parasites Are Commonly Laboratory Diagnosis. . . . . . . . . . . . . . 40
Contracted. . . . . . . . . . . . . . . . . . . . . 21 Treatment and Prevention . . . . . . . . . . 40
Medical Conditions Created by Pathogenic Flagellates of the Urogenital
Parasitic Infections . . . . . . . . . . . . . . 22 and Intestinal Systems. . . . . . . . . . . . 40
Common Organisms That Cause Dientamoeba fragilis . . . . . . . . . . . . . . . 40
Parasitic Infections. . . . . . . . . . . . . . 22 Morphology . . . . . . . . . . . . . . . . . . . . . 40
Categories of Parasites. . . . . . . . . . . . . . 22 Symptoms . . . . . . . . . . . . . . . . . . . . . . 40
Helminths . . . . . . . . . . . . . . . . . . . . . . 22 Life Cycle . . . . . . . . . . . . . . . . . . . . . . 41
Protozoa. . . . . . . . . . . . . . . . . . . . . . . . 22 Disease Transmission by D. fragilis . . . . 42
Bloodborne Protozoa . . . . . . . . . . . . . . . 23 Laboratory Diagnosis. . . . . . . . . . . . . . 42
Routes of Parasitic Infection . . . . . . . . . 24 Treatment and Prevention . . . . . . . . . . 42
Diagnosing Parasitic Infection. . . . . . . . 25 Trichomonas vaginalis. . . . . . . . . . . . . . 43
Stool and Rectal Mucosa Examinations . 25 Morphology . . . . . . . . . . . . . . . . . . . . . 43
Direct Testing for Parasites . . . . . . . . . . 25 Symptoms . . . . . . . . . . . . . . . . . . . . . . 45
Indirect Testing for Parasites. . . . . . . . . 27 Life Cycle . . . . . . . . . . . . . . . . . . . . . . 45
Identification of Parasites and Their Disease Transmission . . . . . . . . . . . . . . 46
Laboratory Diagnosis. . . . . . . . . . . . . . 46
Ova in Body Fluids and Wastes. . . . . 27
Treatment and Prevention . . . . . . . . . . 46
Likelihood of Recovering Parasites and
Nonpathogenic Flagellates of the
Their Ova . . . . . . . . . . . . . . . . . . . . 29
Digestive System (T. hominis,
Treating Infection by Parasites . . . . . . . 29
T. tenax) . . . . . . . . . . . . . . . . . . . . . . 46
Dietary Considerations for Victims of
Parasitosis . . . . . . . . . . . . . . . . . . . . 30 Trichomonas tenax. . . . . . . . . . . . . . . . . 46
Avoiding Risk of Parasitic Infection . . . 30 Morphology . . . . . . . . . . . . . . . . . . . . . 46
Other Considerations for Effective Symptoms . . . . . . . . . . . . . . . . . . . . . . 46
Life Cycle . . . . . . . . . . . . . . . . . . . . . . 47
Identification and Treatment for
Disease Transmission . . . . . . . . . . . . . . 47
Parasites. . . . . . . . . . . . . . . . . . . . . . . 31
Laboratory Diagnosis. . . . . . . . . . . . . . 47
Treatment and Prevention . . . . . . . . . . 47
CHAPTER 3
Differentiating the Organism(s)
PROTOZOAL MICROORGANISMS AS
Trichomonas hominis and
INTESTINAL PARASITES 35
Chilomastix mesnili. . . . . . . . . . . . . . 47
Introduction. . . . . . . . . . . . . . . . . . . . . . 36 Morphology . . . . . . . . . . . . . . . . . . . . . 47
Classification of Protozoa . . . . . . . . . . . 36 Symptoms . . . . . . . . . . . . . . . . . . . . . . 47
Classification of Ciliates . . . . . . . . . . . . 37 Life Cycle. . . . . . . . . . . . . . . . . . . . . . . 47
Balantidium coli . . . . . . . . . . . . . . . . . . 37 Disease Transmission . . . . . . . . . . . . . . 48
Morphology . . . . . . . . . . . . . . . . . . . . . 38 Laboratory Diagnosis. . . . . . . . . . . . . . 48
Symptoms . . . . . . . . . . . . . . . . . . . . . . 38 Treatment and Prevention . . . . . . . . . . 48
Life Cycle. . . . . . . . . . . . . . . . . . . . . . . 38 Giardia lamblia. . . . . . . . . . . . . . . . . . . 48
Disease Transmission . . . . . . . . . . . . . . 39 Morphology . . . . . . . . . . . . . . . . . . . . . 48