SAQ 1737 – Snakebite with coagulation profile

Marked out of 12.00

A 24-year-old man is brought to the ED after being bitten by a snake in his garden.

List four features from your initial history or examination that would require antivenom before laboratory results are available.

(Marked out of 4.0)


/ 4

His coagulation profile is shown below. State your conclusion.

(Marked out of 1.0)

Test Result Reference range
INR >10.0 0.9-1.2
PT >120 s 9-13
APTT >200 s 25-38
Fibrinogen <0.4 g/L 2.0-4.5
D-dimer >128.0 mg/L 0.02-0.49


/ 1

List three snakes that could produce this result.

(Marked out of 3.0)


/ 3

State two considerations when deciding which antivenom to administer.

(Marked out of 2.0)


/ 2

List two side effects of antivenom administration.

(Marked out of 2.0)


/ 2

Total Score: 0 / 12

Percentage: 0%