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. 2022 Jun 27;14(7):436. doi: 10.3390/toxins14070436

Table 2.

Brain and nervous-system complications following Elapidae envenoming.

Complications Snake Species Sex/Age Bite Mark Other Symptoms Presuming Venom Components Outcome Antivenom/Amount Ref.
Respiratory paralysis, ptosis Bungarus candidus
(Malaya Krait)
M/35 Hand Tachycardia, prolonged micturition Neurotoxin, PLA2 Permanent mydriasis IV Antivenom/6 vials [26]
Respiratory paralysis, ptosis M/41 Hand Tachycardia Permanent mydriasis IV Antivenom/3 vials
Prolonged cerebral anoxia F/12 Hand Periodic convulsions Permanent brain damage Unclear
Hyponatremia and cerebral edema Bungarus multicinctus
(Many-banded Krait)
F/17 Foot Seizure Neurotoxin Dead N/A [27]
Hypoxic ischemic encephalopathy Bungarus caeruleus
(Indian Krait)
M/15 Foot Paraplegia Neurotoxin Loss of vision IV Antivenom/1 vial [28]
PRES Bungarus caeruleus
(Indian Krait)
M/10 Ear Hypertension Neurotoxin Recovered with vision blurring IV Antivenom/10 vials [29]
EMNS Bungarus caeruleus
(Indian Krait, prediction)
M/38 N/K Difficulty in swallowing and double vision Neurotoxin Recovered IV Antivenom/9 vials [30]
EMNS F/27 N/K Mydriasis Recovered IV Antivenom/Unclear
Temporary brain death Naja haje arabica
(Arabian cobra)
F/57 Hand Breathing ceased Neurotoxin Recovered IV Antivenom/50 vials [31]

EMNS: Early-morning neuroparalytic syndrome; N/A: Not Applied; N/K: Not known; PLA2: Phospholipase A2; PRES: Posterior reversible encephalopathy syndrome.