Disease Dilemmas SG3 Flashcards
Define Prevalence
The total number of cases alive with the disease
Define Period Prevalence
The total number of cases alive with the disease during a period of time
Define Point Prevalence
The total number of cases alive with the disease at a particular point in time
Define Incidence
The rate of new cases of the disease
Define Ebola
A severe, often fatal illness in humans which is transmitted to people from wild animals and spreads through the human population through human-to-human transmission
What is Ebola classified as?
Infectious, Communicable, Contagious, Zoonotic
What is the cause of Ebola?
Infected bat meat
What are four symptoms of Ebola?
Vomiting, Weaknesses, Fever, Diarrhoea
How does Ebola spread?
Spread of bodily fluids
What are six precautions to prevent the spread of Ebola?
Burn belongings to destroy bacteria, Wash hands with soap and water, Don’t touch an infected dead body, Protective clothing, Spray chlorine to kill bacteria, Go into quarantine if been in contact
What are three treatments for Ebola patients?
Fluids and food, Medicine, Treatment centres
What were four challenges to treating Ebola?
Lack of trust in health workers, Scared of biohazard suits, Cultural burials involved kissing and touching the body
When did the West African Ebola outbreak begin?
December 2013
Where was the source of the Ebola outbreak?
Meliandou, SE Guinea - a border region
Who was patient zero for the Ebola outbreak?
A two year old boy in Meliandou
What were the three main countries affected by the Ebola outbreak?
Guinea, Liberia, Sierra Leone
What type of outbreak was the Ebola outbreak?
Epidemic
How many people were affected by the Ebola outbreak?
28,616 suspected cases
How many people died due to Ebola?
11,310
When was the Ebola outbreak declared over?
29th March 2016
What three disease diffusion patterns did Ebola follow?
Expansion, Contagious, Relocation
Define Morbidity
Refers to the unhealthy state of an individual
Define Mortality
Refers to the state of being dead or alive
Define Morbidity Rate
The incidence of a disease across a population or geographical location during a single year
Define Mortality Rate
The rate of death of a population
Where were the highest number of Ebola cases concentrated?
Guinea (1,350), Sierra Leone (2,950) and Liberia (4,076)
What was the mortality rate of Ebola in the US and Spain?
100% - though they only had one death
What was the mortality rate of Ebola in Guinea, Sierra Leone and Liberia?
Guinea = 58%
Sierra Leone = 32%
Liberia = 57%
What are two environmental causes of the Ebola outbreak?
Climate influences number of fruit bats, The two fruit bats with the disease are found in Guinea
What are four human causes of the Ebola outbreak?
Deforestation, Mining, Poverty and civil war, Anthropogenic climate change
What % of Sierra Leone’s population work in the agricultural sector?
80%
What % of farmers abandoned their land in Sierra Leone due to fear of being infected by Ebola?
40%