Top
20
Doctor insights on: Viral Disease In Humans

Share
1

1
Is Lyme disease viral or bacterial? Is the organism that causes Lyme disease virus or bacteria?

Is Lyme disease viral or bacterial? Is the organism that causes Lyme disease virus or bacteria?

Bacterial: Lime disease is caused by an infection with a bacteria called borrelia burgdorferi, a spirochete. It is spread by the bite of a tick that has acquired the germ. ...Read more

See 1 more doctor answer
Dr. Heidi Fowler
589 doctors shared insights

Viral Infections (Definition)

Viral infections are common causes of illness. Severity of viral infections can range from minor colds ...Read more


2

2
Are prions implicated in any human illness?

Are prions implicated in any human illness?

Yes: Traditionally classified human prion diseases include creuztfeld-jakob diseases (cjd), gerstmann-straussler-scheinker (gss) disease, fatal familial insomnia and kuru. Certain animal prion disease can be transmitted to humans including bovine spongifrm encephalopathy (mad cow disease), chronic wasting disease of mule deer and elk, and scrapie in sheep and goats. ...Read more

3

3
Does fifth disease have more complications in adults that contract the b19 human parvovirus?

Does fifth disease have more complications in adults that contract the b19 human parvovirus?

Not really: People who get parvovirus b19 infection can have no symptoms or can get sick. Kids get a rash, mild fever, and/or mild cold symptoms. Adults get a rash, some joint aches, and/or joint swelling. Infected persons, with or without symptoms, recover and have immunity against re-infection. Complications can be seen in persons with chronic anemia or immunosuppression, and occasionally in pregnant women. ...Read more

See 1 more doctor answer
4

4
What bacteria and viruses are in mad cow disease?

What bacteria and viruses are in mad cow disease?

Neither: Mad cow disease is more correctly known as bovine spongiform encephalopathy (bse). It is believed that the infectious agent in bse is a prion. Prions are proteins, neither viruses nor bacteria. ...Read more

6

6
Are diseases like HIV and hepatitis spread only by carriers of the disease?

Are diseases like HIV and hepatitis spread only by carriers of the disease?

Basically Yes: Hiv & hepatitis c are transmitted by contact with an infected persons blood. No blood = no transmission. However, if you handle an item that has their blood on it, then you are at risk. ...Read more

7

7
In what countries is creutzfeldt jakob disease more common? Which groups inside those countries?

In what countries is creutzfeldt jakob disease more common?  Which groups inside those countries?

See WHO website: From the world health organization: from 10/96- 3/11, 175 cases of vcjd have been reported in the uk, 25 in france, 5 in spain, 4 in ireland, 3 each in the netherlands and the usa, 2 each in canada, italy and portugal, and one each in japan, saudi arabia and taiwan. There is no group predilection, other than people who eat meat. http://www.who.int/mediacentre/factsheets/fs180/en/. ...Read more

8

8
Do all ticks carry borrelia burgdorferi, the bacteria that causes Lyme disease?

Do all ticks carry borrelia burgdorferi, the bacteria that causes Lyme disease?

No: The total population of ticks in any grassy, wodded area could be in the millions. Several published studies on tick populations have shown 25-30% of the ticks were carrying lyme in an endemic area (an area where lyme disease is present). ...Read more

See 1 more doctor answer
9

9
What is the deadliest bacterial or viral disease in the world?

What is the deadliest bacterial or viral disease in the world?

That depends: are you asking about most # of deaths over history or virulence of actual organisms. I can't state #1. But the following are serious: Ebola, Influenza, Pneumonic Plague, Smallpox, SARS, Tetanus, Inhalational Anthrax & more. For more info see "List of human disease case fatality rates" http://en.wikipedia.org/wiki/List_of_human_disease_case_fatality_rates ...Read more

See 1 more doctor answer
11

11
Which states have the confirmed cases of Ebola virus?

Which states have the confirmed cases of Ebola virus?

3 cases of Ebola: were first diagnosed in the US (as of 18 OCT 2014). Patient Zero, a Liberian National, died in Dallas, Texas. 2 nurses who provided care to patient Zero contracted Ebola. Both are currently being treated at Biocontainment hospitals. 1 at National Institutes of Health (Bethesda, MD) & the second at Emory Univ Hospital (Atlanta, GA), All 3 cases were originally in Texas. One nurse traveled to > ...Read more

12

12
Can bird mites cause diseases in humans ?

Can bird mites cause diseases in humans ?

Bird Mites: No bird mites (ornithonyssus sylviarum, dermanyssus gallinae) don't normally transmit diseases to humans but can be in a real pain in the butt (& elsewhere) take care. ...Read more

See 1 more doctor answer
13

13
What are the differences between Lyme disease and the west nile virus?

What are the differences between Lyme disease and the west nile virus?

Not much in common: Lyme Disease is caused by borrelia (a bacteria). West Nile Virus is caused by a virus. The former causes a targetoid rash and can infect just about any organ system including the eye, joints,heart, and brain if left untreated. It is transmitted to humans by a deer tick. West Nile virus is transmitted by a mosquito and in most cases is asymptomatic. 20% get rash / fever. Encephalitis is rare. ...Read more

14

14
Is staph infections including MRSA in cats contagious to humans?

Is staph infections including MRSA in cats contagious to humans?

Staph aureus: We are all colonized with staph aureus. Whether or not we become infected with these organisms depends on multiple different factors. The ones that are in your cat are the same as the ones in your gut, or in your nasopharynx or on your skin. They have the same disease producing mechanisms. Whether they will infect you is problematic. ...Read more

15

15
What pathogen causes croup in humans?

What pathogen causes croup in humans?

Viruses: Paraifluenza virus is the most common etiology, but other viruses (and other causes) can also lead to croup. ...Read more

17

17
Which are commonest infectious disease world wide?

Which are commonest infectious disease world wide?

The common: Cold is pretty common. There are over a hundred different viruses that can cause a cold. ...Read more

18

18
What is the origin of human t-lymphotrophic virus? Did it originate from primates (simian viruses?)?

What is the origin of human t-lymphotrophic virus?  Did it originate from primates (simian viruses?)?

Probably: The human t-lymphotropic virus type i is a human RNA retrovirus that is known to cause adult t-cell leukemia and lymphoma, and a demyelinating disease called htlv-i associated myelopathy/tropical spastic paraparesis. Htlv-i is one of a group of closely related primate t lymphotropic viruses. The ones that infect old-world primates are called simian t-lymphotropic viruses. ...Read more

19

19
What are some common genera of pathogenic bacteria that have no species found in the human body naturally? Borrelia? Brucella? Yersinia? Mycoplasma?

What are some common genera of pathogenic bacteria that have no species found in the human body naturally?  Borrelia? Brucella? Yersinia? Mycoplasma?

The Microbiome... : Great thought question. However, you are assuming we know all the community of species of bacteria in the body (aka. The microbiome). Recently, we have discovered thousands of genera in our body through molecular techniques (most don't even have a name yet). Though it's tempting to generalize, the question you pose can't be answered with any reliability with what we know today. ...Read more