Pneumocystis Pneumonia (PCP)

WHAT IS IT?

Pneumocystis pneumonia (PCP) refers to a pneumonia that is caused by the fungus Pneumocystis jirovecii

WHAT IS THE INTIAL PRESENTATION FOR THIS CONDITION?
Patient Issues/Chief Complaints:
  • Acute respiratory failure: hypoxia, dry cough, fever

Detection On Medical Studies:

WHAT ARE IMPORTANT ELEMENTS OF THE MEDICAL HISTORY?

Risk Factors:

  • Immunosuppression: post-transplant patients
CLINICAL WORKUP: IMAGING

Chest X-Ray: features of PCP often include:

  • Bilateral and diffuse interstitial infiltrates
CLINICAL WORKUP: MICROSCOPY

Because Pneumocystis jirovecii can not be cultured in the laboratory, respiratory samples are examined using specialized stains and microscopy (to aid in the diagnosis of PCP)

Induced sputum:

 

Bronchoalveolar lavage:

 

WHAT IS OUR THRESHOLD FOR DIAGNOSIS?

 

ARCHIVE OF STANDARDIZED EXAM QUESTIONS 

This archive compiles standardized exam questions that relate to this topic.

 

Page Updated: 02.09.2017