Picked up on ward rounds Flashcards

1
Q

How much cortisol do we produce a day

A

5mg

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2
Q

Why dont you stop steroid treatment immediately

A

As they have been on a high level of steroids they have suppressed their ACTH production and so adrenals will have stopped producing cortisol( as using exogenous steroids) for a long time so may have trouble starting again- weaning off allows adrenals to slowly start up again. RISK OF ADDISONIAN CRISIS

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3
Q

Whats FiO2

A

Fraction of inspired oxygen- 20.9 in a room

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4
Q

How to calculate FiO2

A

20+(4xLPM)

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5
Q

What is compensated vs decompensated liver disease

A

Compensated means are showing no symptoms

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6
Q

What is erythema

A

Redness of skin from increased blood flow- cause can be anything including infection

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7
Q

What is an example of soft sign of sepsis

A

Diarrorhoea

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8
Q

What is a serious problem associated with chemo

A

Risk of infection from lines when its making you immunocompromised already

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9
Q

How would viral infection appear on FBC

A

CRP raised but normally above 50

WCC can be elevated or low

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10
Q

Causes of low white blood cell count

A
Bone marrow
B12 or folate deficiency
Infection
Spleen problems
Autoimmune
Medicines like antibiotics
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11
Q

What is sepsis

A

A life threatening organ dysfunction due to a dysregulated infection response

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12
Q

What is SIRS

A

Severe inflammatory response syndrome

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13
Q

What is criteria for diagnosing SIRS

A
`Temperature above 38 or below 36
HR above 90
RR above 20
PaCO2 above 32
Raised or lowered WCC
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14
Q

What is qSOFA

A

New criteria for diagnosing sepsis

  • SBP <100mmHg
  • GCS 13 or below
  • tachypnoea >22
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15
Q

How is sepsis now diagnosed

A

Infection with qSOFA above 2

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16
Q

How is septic shock now diagnosed

A
  • Sepsis diagnosed
  • need for vasopressors to maintain MAP above 65
  • lactate above 2
17
Q

What is qSOFA formed from

A

SOFA was an old criteria used to diagnosed sepsis but judged to be way too complicated so introduced quick SOFA

18
Q

Acronym for qSOFA

A

Hypotensive
Attention
Tachypnoea

19
Q

Way to remember method for treating Sepsis

A

Sepsis 6 - give 3 and take 3

20
Q

What do you give with sepsis

A

O2
IV fluids
Antibiotics

21
Q

What to take when sepsis diagnosed

A

Blood cultures
VBG
Urine output

22
Q

What does broad spectrum antibiotics mean

A

they cover gram pos and neg

23
Q

What are 6 bacteria antibiotics cover

A
MRSA
Gram pos
Gram neg
Anaerobes
Pseudomonas
ESBL
24
Q

What does ESBL stand for

A

Extended spectrum beta lactamases

25
Q

Where do gram positive bacteria tend to infect

A

Chest
Skin
Soft tissue

26
Q

Where do gram negative bacteria tend to infect

A

UTI
Abdo
Biliary

27
Q

What do you generally divide gram positive bacteria into

A

Strep

Staph

28
Q

What do you tend to give for suspected strep infections

A

Penicillin

29
Q

What do you tend to give for suspected staph infections

A

Flucloxacillin

30
Q

What is ceftriaxone used for

A

gram neg and pos

31
Q

What is tazocin used for

A

everything except ESBL and MRSA

32
Q

What is co-amoxiclav used for

A

gram pos
gram neg
anaerobes

33
Q

what would you use for suspected pseudomonas

A

neuropenem

tazocin