Asian Keelback

Rear-fanged. Medically significant venom: potent procoagulant and defibrinogenating. Severe coagulopathy and fatalities documented. Red neck when threatened.

FamilyColubridae

GenusRhabdophis

RegionAsiaSoutheast Asia

Photo: Rushenb · Source: Wikimedia Commons · License: CC BY-SA 4.0

Asian Keelback

Photo: Rushenb · Source: Wikimedia Commons · License: CC BY-SA 4.0

Asian Keelback

Danger Score

Final Danger Score

Venom Core

Lethality weighted 55% (potency × yield). Clinical weighted 45% (real-world CFR).

0.55 × 13 + 0.45 × 3221.6

Modifiers

Multiplicative scalers - amplify or reduce existing danger, can't create it from nothing.

× Speed (1.01)21.8

× Delivery (1.00)21.8

× Encounter (0.86)18.7

Speed = antivenom window. Delivery = fang efficiency. Encounter = exposure × temperament.

Score19

Venom Profile

Type

HemotoxicTargets blood and circulatory system; disrupts clotting and can cause bleeding disorders.

Venom Yield

Low

Venom Speed

Quick

Delivery Method

Rear fangs

Potency (SC Equivalent)

7.500mg/kg LD50

Max Dry Yield

15mg dry

Clinical Severity

Fatality (Untreated)

1-5%

WHO Importance

Cat. 2

Local Effects

Pain at bite site, Swelling

Blood

Internal bleeding, Coagulopathy

Muscle

Kidney failure

Causes of Death

Massive internal bleeding, Kidney failure