# Diagnostic delay in patients diagnosed with Lyme carditis presenting with cardiac symptoms

**Authors:** Jon Are Sørås, Gard Frodahl Tveitevåg Svingen, Terje H. Larsen, Håvard Keilegavlen, Trygve Kristiansen, Øystein Wendelbo

PMC · DOI: 10.1016/j.jccase.2025.03.011 · 2025-04-17

## TL;DR

This case report highlights the importance of timely diagnosis of Lyme carditis to prevent severe complications and fatal outcomes.

## Contribution

The paper presents two case studies emphasizing diagnostic delays in young males with Lyme carditis.

## Key findings

- Lyme carditis can present with varied cardiac symptoms, leading to delayed diagnosis.
- High suspicion is needed in endemic areas to avoid misdiagnosis and prevent fatal outcomes.

## Abstract

In this case report, we describe two previously healthy young males who presented with cardiac symptoms suggestive of Lyme carditis (LC). LC-associated arrhythmia is a potentially fatal complication of Lyme disease, which typically occurs during the early disseminated and late stages. In high endemic areas a high degree of suspicion is vital to avoid misdiagnosis and delayed treatment, and to prevent long-term complications of disseminated infection and potentially fatal outcome.

Lyme carditis (LC) can present with a wide array of symptoms. The following two cases illustrate the diverse clinical manifestations of LC, as well as the potential for ‘doctor's delay’ in diagnosing patients with LC.

## Linked entities

- **Diseases:** Lyme disease (MONDO:0019632)

## Full-text entities

- **Diseases:** arrhythmia (MESH:D001145), infection (MESH:D007239), Lyme disease (MESH:D008193), LC (MESH:D009205), cardiac symptoms (MESH:D006331)
- **Species:** Homo sapiens (human, species) [taxon 9606]

## Figures

2 figures with captions in the complete paper: https://tomesphere.com/paper/PMC12277631/full.md

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Source: https://tomesphere.com/paper/PMC12277631