Viva

Question 1

ETT size

Answer 1

Age/4 + 4 (minus 0.5 for cuffed)

Question 2

ETT depth

Answer 2

Age/2 + 12

Question 3

Emergency drug Medication doses kids

Answer 3

Adrenaline 10mcg/kg

Atropine 20mcg/kg

Sux 2mg/kg iv, 4mg/kg im

Roc 0.6-1mg/kg

Question 4

Premedication doses kids

Answer 4

Midazolam 0.5mg/kg

Clonidine 4mcg/kg

Ketamine 5mg/kg oral

Question 5

Analgesia doses kids

Answer 5

Paracetamol;
15mg/kg oral, 20mg/kg rectal
Iv dose same unless 6/12 10mg/kg Tds

Tramadol 1mg/kg

Oxycodone 0.1mg/kg prn q4hr

Morphine 0.1mg/kg intraop

Question 6

Antiemetics kids

Answer 6

Dexamethasone 0.5mg/kg

Ondansetron 0.1mg/kg

Question 7

Age and weight formulas;

Answer 7

Age in months + 9/2

(Age+4) x 2

Question 8

Management of PPH

Answer 8

Tone;
Mechanical
Drugs - syntocinon 5iu then infusion; ergometrine 0.5mg im or iv; prostaglandin PGF2 intramyometrially max dose 3mg

Evacuate remaining tissue

Repair trauma

Consider coagulation

Surgical;
Backry balloon
B lynch suture
Interventional radiology
Hysterectomy

Question 9

Issues with;
Syntocinon

Ergometrine

Carboprost

Answer 9

Syntocinon;
rapid administration hypotension
Short t1/2

Ergometrine; acts via 5 HT receptor
Slower onset, longer duration
Causes HTN, nausea and vomiting, caution in PET

prostaglandins PGE2 alpha;
Pulmonary vascular constriction and increased v:q shunting. Must NOT be given iv