Mycology/Parasitology Flashcards
(98 cards)
1
Q
What bug causes Tinea versicolor?
A
Malassezia furfur
2
Q
What does M. furfur produce? What is damaged?
A
acids that damage melanocytes
3
Q
What is the appearance of M. furfur?
A
spaghetti and meatballs
4
Q
Which fungi can cause endocarditis in IV drug users?
A
Candida
5
Q
What is the most specific test for H. capsulatum? What does this detect?
A
latex agglutination
polysaccharide capsule
6
Q
Which two groups of people can mucor and rhizopus be found?
A
diabetics and leukemic
7
Q
What do mucor and rhizopus penetrate?
A
Cribriform plate
8
Q
Does aspergillus have septate?
A
yes
9
Q
Do mucor and rhizopus have septate?
A
no
10
Q
What is the treatment for mucor and rhizopus?
A
amphotericin B
11
Q
What type of silver stain can be used for Pneumocystis?
A
Methamine silver
12
Q
Two drugs for pneumocystis?
A
TMP/SMX
Pentamadine
13
Q
How many nuclei are in E. histolytica?
A
up to four
14
Q
Drug for C. parvum?
A
Nitazoxanide
15
Q
Two drugs for toxo?
A
Sulfadiazine
pyrimethamine
16
Q
Which bug carries African Sleeping Sickness?
A
Tsetse fly
17
Q
Two drugs for T. brucei?
A
Suramin and melosoprol
18
Q
When is suramin used for T. brucei?
A
blood borne
19
Q
When is melosoprol used for T. bruce?
A
enters CNS
20
Q
What is pork tapeworm?
A
Taenia solium
21
Q
What is beef tapeworm?
A
Taenia saginata
22
Q
What is dog tapeworm?
A
Echinococcus granulosum
23
Q
What is fish tapeworm?
A
Diphyllobothrium latum
24
Q
What is the lung fluke?
A
Paragmonius westermani
25
Which species causes cerebral malaria?
falciparum
26
Anti-malarial drug therapy begins with what drug?
Chloroquine
27
What is the MOA of chloroquine?
blocks heme polymerase
28
Two drugs for chloroquine malaria?
mefloquine
atovoquone/proguanil
29
Drug for life threatening malaria?
quinidine
30
Check for what before administering quinidine?
G6PDase Deficiency
31
Ixodes tick transmits which two diseases?
Babesia
B. burgdoferi
32
Two drugs for babesia?
Atovaquone and azithromycin
33
What organism causes Chagas Disease?
T. cruzi
34
Which insect transmits Chagas?
Reduviid
35
Which two drugs for Chagas?
Benznidazole or Nifurtimox
36
What are the three drugs for Leishmania dononavi?
Spiking fevers
hepatosplenomegaly
pancytopenia
37
Two drugs for Leishmania dononavi?
Ampho B
sodium stibogluconate
38
Two drugs for E. vermicularis?
Bendazoles or pyrantel pamoate
39
Diethylcarbamazine treats which two bugs?
Loa Loa
W. bancrofti
40
W. bancrofti causes which disease?
elephantiasis
41
Which bug causes river blindness?
Onchocerca volvulus
42
Drug for river blindness?
Ivermectin
43
Which three nematodes are ingested?
Enterobius
Ascaris
Toxocara
44
What organism causes visceral larval migrans?
Toxocara canis
45
Which three nematodes gain access through cutaneous routes?
Strongyloides
Ancyclostoma
Necator
46
Which three nematodes gain access through a bite?
Loa Loa
Onchocerca volvulus
W. bancrofti
47
What are the three tapeworms?
T. solium
D. latum
E. granulosus
48
Drug for T. solium?
Praziquantel
49
Drug for neurocysticrcosis?
Albendazole
50
Drug for D. latum?
Praziquantel
51
Drug for E. granulosus?
Albendazole
52
Drug for flukes?
praziquantel
53
What are the two flukes?
schistosoma and clonorchis
54
What disease of C. sinesis associated with?
cholangiocarcinoma
55
What two organs can Schistosoma form granulomas?
liver and spleen
56
Which two bugs could causes a microcytic anemia?
Necatur
Ancyclostoma
57
Which two bugs could cause portal HTN?
Schistosoma mansoni
Schistosoma japonicum
58
Do dimorphic grow at mold in heat or cold?
mold = cold
59
Do dimorphic grow as yeast in heat or cold?
heat = yeast
60
Is Histoplasma smaller or larger than RBCs?
smaller
61
What is the environmental form of Histo?
maro-conidia
62
Which dimorphic yeast can cause meningitis?
Coccidio
63
Is a Spherule larger than smaller than RBCs?
larger
64
Which dimorphic yeast can cause Erythema Nodosum?
coccidio
65
Which dimorphic yeast can cause Arthralgias?
coccidio
66
What are the two drugs for M. furfur?
miconazole
selenium sulfide
67
What are the five dimorphic yeast?
Blasta
Histo
Paracoccidio
Coccidio
Sporotrix
68
Which mold can form a pseudocyst?
candida
69
Barrel Shaped Arthroconidia corresponds to what yeast?
Coccidio
70
Allergic Bronchopulmonary Aspergillosis occurs in individuals with what two conditions?
asthma
CF
71
What two things may APBA cause?
bronchiectasis
eosinophilia
72
Which mold is notorious for infecting neutropenic patients?
Aspergillosis
73
Does C. neoformans hematogenously or lymphatically reach the brain?
hematogenously
74
Which species of yeast forms 'ribbon-like' hyphae?
Mucor
75
Muciramine or methanamine for C. neoformans?
Muciramine
76
Muciramine or methanamine for P. jirovecii?
methanamine
77
What two drugs can be used ONLY for prophylaxis of P. jirovecii?
Dapsine and Atovaquone
78
What is the 'shape' of S. schenkii?
'cigar'
79
Which species of yeast can grow from an old TB site?
aspergillus
80
Where does Mucor proliferate?
blood vessel wall
81
What structure of giardia is in the stool?
cyst
82
Which parasite can produce bloody diarrhea?
E. histolytica
83
Which parasite can produce a liver abscess?
E. histolytica
84
Which parasite can have RBCs in the cytoplasm?
E. histolytica
85
Which intestinal wall layer does E. histolytica invade?
submucosa
86
Which two substances can be used to screen for Cryptosporidium?
auramine or rhodamine
87
What is the lung fluke called?
Paragmonius westermani
88
What is the triad of congenital T. gondi?
chorioretinitis
hydrocephalus
intracranial calcifications
89
What structure would be seen on biopsy of T. gondii?
tachyzoite
90
Which three organs does F. falciparum infect?
Brain
Lung
Kidney
91
Which nematode can mimmic peptic ulcer disease?
S. stercoralis
92
What does O. volvulus do to the skin?
black skin
93
Which bug causes Visceral Larval Migrans?
Toxocara canis
94
Which three nematodes can infect a person via consumption?
Enterobius
Ascaris
Toxocara
95
Which three nematodes can infect a person via direct contact?
Strongyloides
Ancyclostoma
Necatur
96
Which three nematodes can infect a person via a bite?
Loa loa
O. volvulus
W. bancrofti
97
How does paragmonius gain access to the body?
crustaceans
98
Which parasite can cause Granulomatous Encephalitis?
Acanthomoeba
