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Chapter: Medicine Study Notes : Public Health

Classification - Environmental Health

Effect of environment on health at a population level (want to stop people being sick…).

Environmental Health

 

Classification

 

·        Effect of environment on health at a population level (want to stop people being sick…)

 

·        Classify by route of exposure to agent of harm: Classify water, air and soil by physical, chemical and microbial (prion, virus, bacteria, protozoa, etc):

o   Water:

§  Physical

·        Drought 

·        Drowning: in NZ have the hazard and lots of exposure (outdoor pursuits, fishing, swimming pools)

§  Microbial:

·        Virus: HAV, rotavirus

·        Bacterial: shigella, campylobacter

·        Protozoa: amoeboea, Cryptosporidium, Giardia

§  Chemical: arsenic poisoning in Bangladesh

o   Air:

§  Physical:

·        Suffocation: plastic bags, volcanic gases, faulty gas appliances

·        High winds

·        Noise

§  Microbial: Tb, legionaries

§  Chemical: pesticides, asbestos, work place

o   Soil/Food:

§  Physical: landslide, earthquake, desertification

§  Microbial: tetanus

§  Chemical: heavy metals, selenium deficiency 

o   Other: Sun (UVB ® cancer), radiation


·        Occupational health and psycho-social health often separated off from environmental health

 

·        Need multi-disciplinary teams to solve problems (eg housing: doctors, engineers, sociologists, economists)

 

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Medicine Study Notes : Public Health : Classification - Environmental Health |


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