Past Paper Qs Flashcards

1
Q

Two differences between cryoprecipitate and FFP?

A

Cryoprecipitate: only factors 8/13, VWF
FFP: all coag factors inc V

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2
Q

Zone one reboa

A

Origin of r left subclavian artery branches to coeliac trunk

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3
Q

What is ROTEM?

A

Rotational thromboelastometry:

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4
Q

What is TEG?

A

Thromboelastogram: a viscoelastic hemostatic assay that measures the global visco-elastic properties of whole blood clot formation under low shear stress.

Looks at interaction of coagulation factors, their inhibitors, anticoagulant drugs, blood cells, specifically platelets, during clotting and subsequent fibrinolysis

Used to predict transfusion/

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5
Q

Causes of hyperkalaemia?

A

Rhabdomyolysis from tissue injury?

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6
Q

Ws

A

Difference between actual and predicted survival

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7
Q

Hangman’s fracture?

A

Traumatic spondylolisthesis of C2: fracture of pars interarticularis both sides.

Hyperextension and distraction

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8
Q

Why dark urine in rhadomyolysis?

A

Myoglobin build-up

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9
Q

Non-traumatic causes of rhabdomyolysis?

A

Autoimmune muscle damage: polymyositis,

hypocalcaemia

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10
Q

ECG hyperkalaemia?

A

Short Q-T

ST depression

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11
Q

False localising signs?

A

Dysfunction distant or remote from the expected anatomical locus of pathology.

Often in raised ICP/spinal cord lesions

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12
Q

Signs of a squamous temporal bone fracture?

A

Battle’s sign

Bleeding from ear

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13
Q

Four reasons for false negative FAST scan?

A

??

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14
Q

Four reasons for false positive FAST scan?

A

??

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15
Q

Ketamine side effects

A

Increased RR
Nystagmus/diplopia
Hypertonia/
Agitation

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16
Q

Induction agents RSI?

A

Propofol
Fentanyl
Midazolam
Ketamine

17
Q

Correct placement of ET tube?

A

etCo2
Misting of tube
Auscultation of chest
US

18
Q

Child formulas - do other

Weight of child?

A

Weight = (Age+4) x 2

19
Q

How many millilitres of blood in a unit?

A

200ml