Flashcards in Fungi and Parasites Deck (56)
What organisms can cause tinea capitis, corporis, curis, pedis, manum, ungium?
Microsporum, Trichophyton, Epidermophyton
Malassezia furfur causes? S/S?
Pityriasis versicolur - meatballs and spaghetti appearance on KOH prepared skin scrapings
What can you tell me about Candida Albicans?
Dimorphic, cold is mould, warm is yeast and can cause oral or vaginal thrust (thick, white, cheesey discharge)
What can Rose gardeners pick up? S/S?
Bumps along lymph channels in leg or forearm
Madurella grisea causes?
Chronic infxn of food, swollen, draining sinuses
Fungi grow best in what medium?
Black nodules on hair?!! You suspect this fungus to be at fault!
White or beige nodules on your hair? You picked up what fungus?
What do you suspect to cause warty lesions on woodcutter's feet? (Madura foot)
Madurella mycetomatis or grisea
Ohio valley fever (mississippi too) is caused by? Spread by? Causes?
Inhalation of spores, bat or chicken droppings
Asymptomatic in immunocompetent ppl and hide in macrophages but can affect lung, spleen, liver, adrenals
San Joaquin Valley fever is caused by? Spread by? S/S?
Inhalation of spores (SW US deserts)
Lung infxn,joint pain, erythema nodusum (legs)
North American Blastomycosis is caused by? Transmitted through? SS?
Blasomyces dermatidis, East coast US
Inhalation of spores
Skin, bone, lung infxn
South American Blastomycosis is caused by? Transmitted through? SS?
inhalation of spores (latin america)
Mouth and nose ulcerations
Which opportunistic fungi affect HIV/AIDS patients?
Aspergillus fumigatus (hemoptysis), cryptococcus neoformans (meningitis, brain abscess, pneumonia), candida albicns (thrush), pneumocystis jiroveci (ground glass pneumonia)
What causes Chagas disease and what is the vector? S/S?
Reduviid sand fly bite
Dysphagia, heart failure (mega esophagus, dilated cardiomegaly)
What causes sleeping sickness and what is the vector?
Tetse fly bite
A phlebotomous sandly bite can transmit what parasites? S/S?
Leishmania donovania - kala azar hepatosplenomegaly
Leishmania Brasilliensis - espundia mucocutaneous ulcerations
What tapeworm can you get from:
What is the largest fish tapeworm?
What causes River blindness disease and what is the vector?
Simulium blackfly bite
What parasite causes elephantiasis disease and what is the vector?
Aedes aegypti mosquito
What causes eye worm disease and what is the vector?
Chrysops fly bite
Types of protozoa?
Amebic dysentery parasite? S/S?
Stool w/flecks of blood and mucous (liver abscess)
How is trypanosoma cruzi spread?
What sporozoa infxn is spread from infected cat feces? S/S?
X placenta --> miscarriage, chorioretinitis, intracranial calcification
Let's talk about plasmodium malaria... spread by? Plasmodium falciparum S/S? Blackwater fever cause?
Female aneopheles mosquitoes (injects sporozites which become merozoites in liver and then trophozoites to gametocytes)
Daily cycles of ever, cerebral infection convulsion death
Excessive hemoglobin in the urine
MC intestinal nematode in US? Tests? S/S?
Scotch tape test
2nd MC intestinal nematode in US? S/S?
Intestinal and common bile duct obtruction