A Rare Case of an Isolated Interventricular Septal Hydatid Cyst Presenting With Atrioventricular Block in a

Mehran Jalilzadehbinazar1, Maged Y Haikal1, Matthew L German2

  • 1Cardiology, St Luke's Hospital, Chesterfield, USA.

Cureus
|March 4, 2026
PubMed

Insights

Cardiac echinococcosis is rare, with interventricular septal cysts posing diagnostic challenges. This case demonstrates successful surgical and medical management of a complex cardiac hydatid cyst.

Area of Science:

  • Cardiology
  • Parasitology
  • Infectious Diseases

Background:

  • Cardiac echinococcosis, caused by *Echinococcus* tapeworms, is a rare condition.
  • Isolated interventricular septal (IVS) cysts are an uncommon presentation of cardiac hydatid disease.
  • Symptoms can mimic other conditions like sepsis or myocarditis, complicating diagnosis.

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