# A Rare Case of Pyopneumothorax Due to Streptococcus intermedius in a Previously Healthy Woman

**Authors:** Mahshid Zohouri, Annam Zahid, Anthony Silvestre, Kayhon Rabbani, Karina Dargan, Justin Thomas

PMC · DOI: 10.1155/crpu/1665286 · 2025-10-23

## TL;DR

A previously healthy woman died from a rare and severe lung infection caused by a common oral bacteria, highlighting the importance of quick diagnosis and treatment.

## Contribution

This case report highlights the rare but severe complication of pyopneumothorax from Streptococcus intermedius in a previously healthy individual.

## Key findings

- Streptococcus intermedius pneumonia led to pyopneumothorax in a previously healthy adult.
- The case resulted in clinical deterioration and death despite initial health status.
- Prompt diagnosis and aggressive treatment are critical for such rare but severe infections.

## Abstract

Pyopneumothorax secondary to Streptococcus intermedius pneumonia contributed to the clinical deterioration and death of a previously healthy adult. This rare case emphasizes the potential for severe complications from common oral flora and the importance of prompt diagnosis and aggressive treatment of pyopneumothorax.

## Linked entities

- **Diseases:** pneumonia (MONDO:0005249)
- **Species:** Streptococcus intermedius (taxon 1338)

## Full-text entities

- **Diseases:** death (MESH:D003643), Streptococcus intermedius pneumonia (MESH:D011008)
- **Species:** Streptococcus intermedius (species) [taxon 1338]

## Figures

1 figure with captions in the complete paper: https://tomesphere.com/paper/PMC12575041/full.md

---
Source: https://tomesphere.com/paper/PMC12575041