Which infectious agent causes diseases that are the most difficult to cure?

bacteria
virus
fungus
prion
All known prion diseases affect the struc­ture of the brain or other neural tissue and all are cur­rent­ly un­treat­able and uni­ver­sal­ly fatal. This includes bovine spongi­form en­cephalopa­thy (BSE, also known as "mad cow dis­ease") in cattle and Creutzfeldt–­Jakob disease (CJD) in humans.

Answers distribution

bacteria
virus
fungus
prion
answers
flagUkraine
0%
15%
6%
77%
45
flagFrance
5%
23%
3%
67%
52
flagGermany
4%
22%
5%
66%
217
flagRepublic of Ireland
4%
20%
7%
65%
82
flagPakistan
4%
23%
6%
64%
65
flagPoland
6%
23%
5%
63%
21215
flagSpain
8%
16%
12%
62%
24
flagAustria
8%
29%
0%
62%
24
flagCanada
6%
30%
2%
61%
93
flagItaly
5%
25%
8%
61%
36
flagIndia
2%
29%
5%
60%
413
flagLithuania
3%
25%
6%
59%
32
flagthe United Kingdom
4%
32%
6%
55%
563
flagAustralia
13%
25%
2%
55%
36
flagthe United States
5%
33%
5%
53%
952
flagUnknown
7%
33%
6%
52%
590
flagNorway
11%
26%
9%
52%
42
flagthe Netherlands
6%
32%
8%
51%
62
flagthe Philippines
11%
32%
4%
50%
81
flagSweden
3%
50%
0%
46%
26

Gender

men59%
women63%
bacteria
5%
7%
virus
27%
22%
fungus
7%
5%
prion
59%
63%

Language versions

question
answers
results
flag
Which infectious agent causes diseases that are the most difficult to cure?
2236
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