Evidence map›Paper›PMID 40977935›Full record

ArticleEuropean heart journal. Case reports2025

Epinephrine and the paradox of Kounis syndrome: a case series and review of management.

Mohammad Hamideh, Alec Rhodes, Aswin Srinivasan, Shudipan Chakraborty, Christopher Hawkins, Aakash Kumar, Hafez Golzarian

Abstract readCase Reports
In one paragraph

Article in European heart journal. Case reports, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

8 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  4. Review
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors.

Mohammad HamidehInternal Medicine Residency Program, HCA Houston Healthcare-Kingwood/University of Houston College of Medicine, 22999 US-59 N, Houston, TX 77339, USA.
Alec RhodesDepartment of Cardiovascular Disease, HCA Houston Healthcare-Kingwood/University of Houston College of Medicine, 1313 Hermann Dr, Houston, TX 77004, USA.
Aswin SrinivasanDepartment of Cardiovascular Disease, HCA Houston Healthcare-Kingwood/University of Houston College of Medicine, 1313 Hermann Dr, Houston, TX 77004, USA.
Shudipan ChakrabortyCardiovascular Medicine Fellowship-University of Nevada, 4505 S. Maryland Pkwy, Las Vegas, NV, USA.
Christopher HawkinsDepartment of Internal Medicine, Mercy Health-St. Rita's Medical Center, 730 West Market Street, Lima, OH 45801, USA.
Aakash KumarDepartment of Internal Medicine, Mercy Health-St. Rita's Medical Center, 730 West Market Street, Lima, OH 45801, USA.
Hafez GolzarianDepartment of Cardiovascular Disease, HCA Houston Healthcare-Kingwood/University of Houston College of Medicine, 1313 Hermann Dr, Houston, TX 77004, USA.ORCID https://orcid.org/0000-0003-2932-6525

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Epinephrine, the primary treatment for anaphylaxis, may paradoxically worsen underlying myocardial ischaemia due to its vasoconstrictive effects and potential to trigger vasospasm during an inflammatory response. Case Summary: We present two cases of Kounis syndrome-one in a patient who developed Prinzmetal angina after exposure to shellfish and another who experienced cardiac arrest after receiving intramuscular epinephrine for an anaphylactic reaction to a wasp sting. Discussion: These cases emphasize the potential for anaphylaxis to precipitate acute coronary syndrome which can paradoxically be exacerbated by the routine administration of epinephrine in susceptible individuals, underscoring the importance of heightened vigilance and consideration of alternative therapies when Kounis syndrome is suspected.

Indexed as

AnaphylaxisCardiogenic shockCase seriesHaemodynamicsKounis syndromeMechanical circulatory support

Identifiers

PMID40977935
PMCPMC12449577

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.