AMOEBA Flashcards
(3) factors responsible for asymptomatic infection
- The parasite has low-virulence strain
- The inoculation to the host is low
- Patient’s immune system is intact
Cardinal manifestations of hepatic amebiasis/amebic liver abscess
Right upper quadrant abdominal pain and fever
Risk factor in having asymptomatic infection
Development into invasive amebiasis
Drug of choice for the treatment of invasive amebiasis
Metronidazole
Indicated in patients who don’t respond to Metronidazole and who need prompt symptomatic relief of severe pain
Percutaneous drainage of liver abscess
Third most important parasitic disease
Amebiasis
Difference of Entamoeba Hartmanni to Entamoeba histolytica/dispar
Mature cysts retain their chromatoidal bars
Entamoeba chattoni is morphologically identical to ______
Entamoeba polecki
Fill in the correct blanks
Entamoeba histolytica
Subphylum:
Superclass:
Class:
Order:
Family:
Genus:
Sarcodina
Rhizopoda
Lobosea
Amoebida
Entamoebidae
Entamoeba
Describe the trophozoite stage appearance of Entamoeba histolytica
Ground glass appearance
What is the motility in entamoeba histolytica
Progressive and directional / rapid and unidirectional movement
A key diagnosis in Amebic liver abscess
Detection of antibodies in stool
Ameboma can be mistaken as _____
Carcinoma
What is chronic amebic liver abscess?
Wasting significant weight loss rather than fever
Most common and 2nd most common of extra-intestinal amebiasis
Most: Hepatic amebiasis / amebic liver abscess
2nd: Pulmonary Amebiasis
Secondary bacterial infections of amebic colitis may develop in what formation? Where can they be located?
Flask-shaped amebic ulcer
Colon, cecum, appendix, rectosigmoid area of intestine
