miscellaneous facts

Question 1

Where in the oesophagus is a temperature probe most accurate

Answer 1

Distal 1/3

in upper third its affected by airway gas flow

Question 2

Which is faster a thermadot chemical temperature or mercury

Answer 2

Thermadot

Question 3

What does a pulmonary artery catheter use to measure temperature

Answer 3

Thermistor

Question 4

Do you need high or low rates of urine flow for accurate core bladder temp

Answer 4

High

Question 5

Does MDMA cause hepatotoxicity

Answer 5

Yes - acute hep to fulminant failure

Question 6

Do you get high or low sodium with MDMA

Answer 6

Low - it releases ADH, they get water intoxicated and sweat sodium

Question 7

Do you get hyper or hypotension with MDMA

Answer 7

Hyper - sympathetic stimultation

Question 8

Hypo or hyperthemia with MDMA

Answer 8

Hyperthermia

Question 9

What are the independent variables or the Steward acid bases hypothesis

Answer 9

PaCO2
Atot (weak acids)
SID

(Hydrogen ions and bicarb are not)

Question 10

Is there good evidence to support restritie strategies in both child and adults

Answer 10

Yes to both

Question 11

Is CO2 elimation proportion to minute volume or alveolar MV,

Answer 11

Alveolar - total takes dead space

Question 12

Eqn for plateau pressure

Answer 12

Ppeak - Presistance

Question 13

which MEN syndromes causes hypercalcaemia

Answer 13

I and IIa (not IIB)

Question 14

does hyperthyroidism cause hypercalcaemia

Answer 14

yes

Question 15

Can theophylline cause hypercalcaemia

Answer 15

yes

Question 16

Can loop diuretics cause hypercalcaemia

Answer 16

no

Question 17

Which trial advocated tight sugar controls

Answer 17

Leuven studies

Question 18

Which trials did not advocate tight sugar control

Answer 18

NICE sugar

VISEP

Question 19

What is the range of BM needed

Answer 19

4-10

Question 20

Normal R time

Answer 20

8-12 minutes

Question 21

What does R time measure

Answer 21

Initial fibrin formation rate

Question 22

Normal K time

Answer 22

2-4 minutes when curve amplitude is 20mm

Question 23

What does K time measure

Answer 23

Fibrin accumation and cross link

Question 24

Normal a slope

Answer 24

60-70 degrees between R and K

Question 25

A slope meaning

Answer 25

Speed of clot formation

Question 26

Maximum amplitude in TEG normal

Answer 26

60-70mm

Question 27

What does max amp mean

Answer 27

Strength of clot

Question 28

LY30 meaning

Answer 28

%lysis of clot 30 min after max amp

Question 29

Normal LY30%

Answer 29

<7.5%

Question 30

What does LY30 measure

Answer 30

Loss of clot integrity to lysis./ Reflects fibrinolysis

Question 31

What decreases the a angle

Answer 31

Thrombocytopenia | Hypofibrinogenaemia

Question 32

What is A60, its normal value and its meaning

Answer 32

Amplitude 60 minutes after MA Amplitude of 5mm Represents clot retraction lysis

Question 33

Does R time represent time to solid clot fomration

Answer 33

NO - the time to fibrin formation

Question 34

Is the Revised Trauma Score anatomical or physiological

Answer 34

Physiological | Compare to AIS which is anatomical regions, and ISS which sums these scores

Question 35

Components of TRISS score

Answer 35

ISS RTS Age index Mechanism of injury

Question 36

Pleural fluid cut off for trans/exudates

Answer 36

30g/dL

Question 37

Causes of low glucose in pleural fluid

Answer 37

Infection RA Malignancy SLE

Question 38

Lights criteria

Answer 38

Fluid is exudate if: Pleural : serum protein > 0.5 Pleura : serum LDH > 0.6 Pleural fluid is more than 2/3rd upper limit of normal serum LDH

Question 39

Is sex on the APACHE II score

Answer 39

no

Question 40

Is Ca on the APACHE II score

Answer 40

no

Question 41

Is MAP on the APACHE II score

Answer 41

yes (not systolic)

Question 42

Energy for defib a child

Answer 42

4J /jkg

Question 43

Estimated weight eqn for child

Answer 43

infant (0.5xage in months)+4 1 - 5 yrs (2xage)+8 6-12 (3 xage) +7

Question 44

Amiodarone dose for a child VT

Answer 44

5mg/kg

Question 45

ETT child eqn

Answer 45

(age/4)+4

Question 46

which comes first in necrotising fascitits, skin change or pain

Answer 46

pain by 24-48hrs

Question 47

Do you need muscle involement for nec fasc diagnosis

Answer 47

no

Question 48

Is nec fasc classified by location

Answer 48

no

Question 49

Types of nec fasc

Answer 49

1 - most common - polymicrobial , g pos, neg, anaerobes 2 - group A strep alone or with s aureus 3 - rare, gram neg, vibrio species 4 - fungal (candida) rare, immunocomprimised.burns

Question 50

Which type of nec fasc is associated with TSS

Answer 50

Type 2