Clinical Scorecard: Blood, Bats, and the Mythology of Vampires

At a Glance

Key Highlights

• Vampire bats locate blood vessels using sensitive thermoreceptors and infra-red radiation and lap blood facilitated by saliva-induced fibrinolysis.
• Plasminogen activators derived from such mechanisms are used medically to treat ischaemic stroke and myocardial infarction.
• Use of recombinant tissue plasminogen activator (r-tPA) carries risks and should be administered in specialized centers.

Guideline-Based Recommendations

Diagnosis

• Identify ischaemic stroke or myocardial infarction as indications for plasminogen activator therapy.

Management

• Administer recombinant tissue plasminogen activator (r-tPA) in specialized centers by experienced physicians.
• Consider risks of bleeding and other complications before treatment.

Monitoring & Follow-up

• Monitor patients closely for adverse effects during and after r-tPA administration.

Risks

• Potential bleeding complications associated with r-tPA use.
• Rare risk of rabies transmission from vampire bat bites.

Patient & Prescribing Data

Patients experiencing acute ischaemic stroke or myocardial infarction

r-tPA is effective but requires administration in specialized centers due to potential risks.

Clinical Best Practices

• Use plasminogen activators only in appropriate clinical settings with trained personnel.
• Assess risk-benefit ratio carefully before initiating thrombolytic therapy.
• Educate patients about the rare risks associated with exposure to vampire bats, including rabies.

References

• Use of plasminogen activators in stroke and myocardial infarction
• Ella McSweeney article on barn owls and blood consumption
• Restoration of Plautilla Nelli’s Last Supper painting