Causes of Death Flashcards

1
Q

How do you physically confirm death?

A

Pulse, heartbeat, pupil dilation, respiration

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2
Q

If you are not able to identify whether a person is dead or not who is called to investigate?

A

The procurator fiscal (or coroner elsewhere?

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3
Q

When can a death certificate be issued?

A

Only a GMC registered medical doctor can issue certificate, relatives take death certificate to registrar’s office, has to be done within 8 days (in Scotland)

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4
Q

What happens if cremation is opted for?

A

A cremation certificate is required

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5
Q

If not cremated what happens to the body?

A

It is buried

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6
Q

What certificate is given after the body is dead?

A

Certificate of disposal is given

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7
Q

Who is the proscurator fiscal?

A

Prosecution of crimes
Investigation of deaths, expected and unexpected
Not involved with the most serious crimes (rape and murder)

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8
Q

What do coroners do?

A
Hold inquests (Scotland hold FAIs): conducted entirely by coroner, sits with jury for deaths at work or in custody, 1 of 9 verditcs will be determined 
Has to pass onto CPS (crown prosecution service) if criminal case
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9
Q

What are coroners?

A

->850 years, old system
Limited to investigation of sudden and unexpected deaths
No role in investigating/ prosecuting crime
Additional role in investigating deaths where person had not been seen by doctor in past 14 days

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10
Q

What are the options for verdict of death?

A
  1. Natural Causes: heart disease, illness
  2. Suicide
  3. Accident/ misadventure
  4. Industrial disease: e.g. asbestos related lung disease
  5. Drug dependency: e.g. heroin
  6. Lack of care: e.g. in care homes
  7. Lawful killing; e.g. suspected terrorism, reason to suspect person would cause damage to others
  8. Unlawful killing: against the law, murder
  9. Open: undecided
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11
Q

What are the causes of death in Scotland?

A
  1. Natural Causes
  2. Alcohol abuse
  3. Suicide
  4. Accident
  5. Drug abuse
  6. Homicide
  7. Other
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12
Q

What is cardiovascular disease classified as when it is a cause of death?

A

Natural disease

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13
Q

What causes cardiovascular disease?

A

heart disease
coronary artery disease: end artery (supplies heart muscles) results in myocardial infarction, chronic electrical instability, amenable to bypass surgery

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14
Q

When does cardiovascular disease begin?

A

Formation of plaques begins at 2 years old, much of it arises from genetics

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15
Q

What is the process of cardiovascular disease?

A

micro damage → inflammation of blood vessels → monocytes are attracted to injury, become macrophages → become foamy → platelets arrive to try repair → platelets build up and become fibrous

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16
Q

What is Pulmonary Thromboembolism (PTE)?

A

Involves veins, particularly in lower limb
Related to deep vein thrombosis
Embolism moves up to the lungs

17
Q

What are risk factors in getting PTE?

A

Recent surgery: bed rest means less movement of lower limbs, blood clots can form
Immobility: due to illnesses, joint replacement, elderly, obesity
Pregnancy
Malignancy
Varicose veins: more common in women
Elderly: less mobile
Oral contraceptive: combined pill has more risk
Long haul flights

18
Q

What are the two types of cerebral haemorrhage?

A

Intra-cerebral

Subarachnoid

19
Q

What are the two causes of a stroke?

A

Cerebral haemorrhage

Cerebral infarct

20
Q

What are some examples of sudden death strokes?

A

Ischaemic heart disease
Hypertensive heart disease
PTE

21
Q

What are some less rapid deaths?

A

Myocardial infarction
Rupture aortic aneurysm: very low chance of survival
Acute athsma
Epilepsy

22
Q

What are some examples of suspicious deaths?

A

Homicide
Poisoning
Fire related

23
Q

What injuries are caused in fire related deaths?

A
  • red blistering if skin with paler marginal zone
  • more severe: skin is stiff and leathery
  • can be completely charred/ destroyed
  • bone my become blackened or brittle
  • muscle contractures – ‘pugilistic attitude’ - all flexor muscles contract
  • skin splits, especially at extensor surfaces
24
Q

What percentage of body surfaces burns are fatal?

A

30-50%

25
Q

What do most people in fire related deaths actually die from?

A

Secondary problems like dehydration or infection

26
Q

What are first degree burns?

A

Superficial layer or epidermis is damaged e.g. sun burn

27
Q

What are second degree burns?

A

Full thickness, both epidermis and dermis are damaged, sometimes goes through subcutaneous fat

28
Q

What are third degree burns?

A

Complete destruction of all three layers, epidermis, dermis and subcutaneous fat, down to bone